Chemistry Notes for Class 10

Chemistry Notes for Class-10 Chapter-15

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If you are looking for Chemistry Notes for Class 10 Chapter-15 then you are on right place, and have found the your required Notes for Chemistry. on this post you can find the all type Notes & Solution for chemistry class 10 problems. so read this post and take benefits for your studies and share with your Friends.

 

 

Here are important MCQs for Chemistry Notes for Class 10, Chapter 15

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-15 of Chemistry, 10th Class, Water.

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Chemistry Ch#15, 10th Class

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1 / 61

Which disease is caused by polluted water?

2 / 61

Water molecules show structure _________

3 / 61

Which one of the followings is not a reason of depletion of O2 from water_________?

4 / 61

Chemical form of gypsum___________

5 / 61

Rapid growth of algae in water bodies is because of detergent having __________

6 / 61

Gypsum in water is ____________

7 / 61

The freezing point of water is _____________

8 / 61

Which one of the following diseases causes severe diarrhea and can be fatal?

9 / 61

Which is not a heavy metal?

10 / 61

Temporary hardness in water can be removed by ___________

11 / 61

How many times the heat capacity of water is greater than that of rocks.

12 / 61

Which element do not cause toxicity in water?

13 / 61

Specific heat capacity of water is _____________

14 / 61

Soap is the sodium salt of long chain of _____________

15 / 61

Sodium zeolite is naturally occurring reason of___________

16 / 61

Swimming pools are cleaned by the process________

17 / 61

Which organ ceases to function during Jaundice?

18 / 61

The percentage of potable water on earth is____________

19 / 61

Which one of the following diseases causes liver inflammation?

20 / 61

Hookworm infects ___________

21 / 61

Hook worm larvae enter the body through __________

22 / 61

Chemical formula of lime stone is _____________

23 / 61

The salts of which element are present in detergent that causes the rapid growth of algae in water bodies is _________

24 / 61

The percentage of oceans in world water is _______

25 / 61

Inland water includes _________________

26 / 61

Mg2+ and Ca2+ ions react with soap to form calcium and magnesium salts of fatty acids called ___

27 / 61

Some organic compounds are soluble in water due to the presence of __________

28 / 61

Chemical formula of hypochlorous acid is __________

29 / 61

Which of the following is insoluble in water?

30 / 61

The heat capacity of water is _____________

31 / 61

Water dissolves non-ionic compound by ________

32 / 61

Example of pest is___________

33 / 61

Which element protects teeth from decay?

34 / 61

Permanent hardness is removed by adding__________

35 / 61

Which one of the following salts makes the water permanently hard?

36 / 61

Water has a maximum density at __________

37 / 61

Neurological damage is caused by the poisoning of__________

38 / 61

The boiling point of water is ____________

39 / 61

Which of the following is soluble in water?

40 / 61

Temporary hardness is removed by adding _____________

41 / 61

The percentage of water in human body is_____

42 / 61

The removal of which ion causes water softening.

43 / 61

A disease is caused by excess of bile pigments in the blood is

44 / 61

Which one of the properties of water is responsible for rising of water plants?

45 / 61

Calcium carbonate is in water _________

46 / 61

Maximum density of water at 4°C is _______________

47 / 61

Acute cadmium poisoning causes __________

48 / 61

Water which produces good lather with soap is called __________

49 / 61

Temporary hardness is due to the presence of bicarbonates of __________

50 / 61

The depletion of which gas results in the death of aquatic life.

51 / 61

Which one of the following gases is used to destroy harmful bacteria in water?

52 / 61

Which of the following salt is soluble in water?

53 / 61

Which hepatitis is caused by contaminated water?

54 / 61

The process by which water rises up from the roots of plants to leaves is called ______________

55 / 61

One H2O molecule can form hydrogen bonding with how many other H2O molecules?

56 / 61

Industrial effluents are highly____________

57 / 61

Sea water is unfit for drinking purpose due to the presence of ____________

58 / 61

Hard water can cause____________

59 / 61

Vibrious cholera causes _______

60 / 61

Acute lead poisoning causes dysfunction of_____________

61 / 61

Temporary hardness is because of______________

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hello i am gian.11:01:05 Feb 06, 202598%
unknown410:51:17 Feb 06, 202573%
Tooba21:05:41 Jan 15, 202552%
Fizza Arif23:15:03 Aug 03, 202477%
obaid06:47:15 Apr 01, 202465%
hgh01:28:28 Apr 01, 202437%
zainab13:42:27 Feb 25, 202427%
Ayesha Nasir14:46:05 Feb 21, 202467%
Ayesha Nasir14:28:40 Feb 21, 202429%
Ali15:17:49 Feb 18, 20240%
Sultan Khan08:59:40 Feb 18, 202465%
Sultan Khan08:49:27 Feb 18, 202437%
hassan09:44:27 Feb 01, 202467%
zainab21:23:41 Jan 29, 2024100%
zainab20:45:50 Jan 29, 202495%
mr zainab20:29:38 Jan 29, 202486%
H B C S19:53:35 Jan 26, 202481%
Warda khan21:44:58 Jan 06, 202434%
vg20:42:48 Dec 13, 202381%
laiba17:43:41 Dec 10, 202329%
laiba17:43:41 Dec 10, 202329%
Atif10:58:37 Aug 22, 202378%
Atif10:48:11 Aug 22, 202340%
sadaf shah11:07:03 Jul 22, 202347%
Basharat12:03:29 Jul 17, 202334%
Sehar11:40:32 Apr 26, 202337%
Sher14:54:59 Apr 09, 202373%
Yasir21:20:14 Apr 08, 202352%
Talha12:16:11 Mar 20, 202390%
Hoor11:07:26 Feb 28, 202332%
Hjhh17:59:00 Feb 09, 202326%
danish17:23:12 Feb 02, 20233%
807:07:01 Feb 01, 202377%
Qwerty20:49:32 Nov 11, 202249%
Ayan20:55:08 Nov 04, 202268%
Allia22:44:47 Oct 19, 202232%
Alizay06:55:40 Oct 08, 202291%
Alizay06:44:56 Oct 08, 202291%
Alizay06:29:02 Oct 08, 202247%
MAAZ18:35:25 Oct 06, 202234%
Rubab20:13:10 Sep 28, 202229%
Ammar10:55:09 May 26, 202229%
Junaid18:56:48 May 25, 202226%
Hshssh21:49:47 May 15, 202275%
Areeza19:07:43 May 15, 20224%
Parivash14:07:47 May 15, 202232%
Mahnoor20:39:48 May 10, 202262%
amna06:52:05 May 08, 202281%
Bela03:08:51 May 06, 202250%
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Ahmad23:21:14 Apr 06, 202291%
Ahmad hassan chishti23:11:16 Apr 06, 202257%
jinnie16:43:26 Apr 05, 202218%
Emaan16:05:29 Apr 05, 20223%
Fatima07:53:23 Apr 05, 202283%
Huzaifa04:36:20 Jul 30, 202129%
Faisalriaz13:48:25 Dec 10, 2020100%
Faisalriaz16:18:17 Dec 09, 202098%
Faisalriaz16:06:34 Dec 09, 202096%
Faisalriaz20:02:19 Dec 08, 202095%
Faisalriaz16:04:53 Dec 08, 202091%

 

MCQs in PDF Format

 

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Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

Chemistry, a new subject for 10th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have studied only one book of science that combines chemistry, physics, and biology. But as, now we got into 9th & 10th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 10th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 10 are enough, by Understanding chemistry Notes for 10th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Conceptual Questions Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 15, Chemistry class 10 chapter 12 pdf, Chemistry class 10 chapter-15 short questions, Chemistry class 10 chapter-15 solved exercise pdf, Chemistry Notes for Class 10 Chapter-15, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, then all the solution if your problem is available within our website eStudent.pk

 

Chapter wise PDF Notes / Problems / Solution of Chemistry 10th Class

                     Chapter-09 (01) – Chemical Equilibrium

                     Chapter-10 (02) – Acids, Bases & Salts

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2021 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-16

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Here are important MCQs for Chemistry Notes for Class 10, Chapter 16

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Chemistry Ch#16, 10th Class

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1 / 53

Compounds of metals exist under earth crust are called_______

2 / 53

Which one of the ore of copper?

3 / 53

When crude oil is heated in the fractionating tower__________

4 / 53

The number of carbon atoms present in petroleum ether _________

5 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

6 / 53

Extraction of metals from its ores is called___________

7 / 53

Which contains sufficient amount of metal?

8 / 53

Sodium carbonate is manufactured by___________

9 / 53

The number of carbon atoms present in gasoline or petrol________

10 / 53

The number of carbon atoms present in kerosene oil_______

11 / 53

Crude oil is heated in fractionating furnace upto_________

12 / 53

Concentration is a separating technique in which mineral is separated from___________

13 / 53

Formula of urea is__________

  • KCNO
  • H2N-CO-NH2
  • HN-CO2-NH
  • H3N-CO-NH3

Which Option is Correct ?

14 / 53

The nitrogen present in urea is used by plants to synthesize_________

15 / 53

Raw materials used in Solvay process.

16 / 53

Froth flotation process is used to concentrate the ore on________

17 / 53

The residual oil is heated above 400-C to produce___________

18 / 53

Ammonia is prepared by the process__________

19 / 53

How many % age of urea is used as fertilizers?

20 / 53

Which one of the following organic compound is found in gasoline?

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

21 / 53

Blonde hair contains compounds of____________

22 / 53

An ore consists-of two portions pure metal and impurities called________

23 / 53

Which one of the following is not fraction of crude oil ?

24 / 53

When CO2 is passed through the ammonical brine the only salt that precipitates is___________

  • NaHCO3
  • NH4HCO3
  • Na2CO3
  • (NH4)2CO3

Which Option is Correct ?

25 / 53

The number of carbon atoms present in petroleum gas_______

26 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

27 / 53

The number of carbon atoms present in fuel oil_______________

28 / 53

Matte is a mixture of_____________

  • FeS and CuS
  • Cu2O and FeO
  • Cu2S and FeS
  • CuS and FeO

Which Option is Correct ?

29 / 53

Sindh Alkalies Limited was established near Karachi in ___________

30 / 53

Which one of the following is not a fraction of petroleum?

31 / 53

Concentration of the copper ore is carried out by___________

32 / 53

The process of roasting during metallurgy of copper is carried out in a special furnace called_______

33 / 53

How many % age of nitrogen in urea fertilizers?

34 / 53

The number of carbon atoms present in diesel oil______________

35 / 53

Process of heating the concentrated ore to high temperature in excess of air is called__________

36 / 53

Which one is not metal?

37 / 53

The raw materials for the manufacturing of urea are ___________

38 / 53

Imperial chemical industries (ICT) was established in_________

39 / 53

Red hair contains compounds of____________

40 / 53

Froth flotation process is used to concentrate_________

41 / 53

In Solvay’s process slaked lime is used to_________

  • Prepare CO2
  • Prepare quick lime
  • Recover ammonia
  • Form Na2CO3

Which Option is Correct?

42 / 53

Blast furnace usually used for the metallurgy of__________

43 / 53

Concentration is a __________

44 / 53

Brown hair contains___________

45 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

46 / 53

Which one is not metal?

47 / 53

The elements that do not conduct heat and electricity are called_________

48 / 53

Which one of the following is used as jet fuel ?

49 / 53

How many % age of nitrogen present in air by volume?

50 / 53

Metallurgy involves which of the following steps?

51 / 53

A saturated solution of sodium chloride is called _____________

52 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

53 / 53

In the bessemerization process__________

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Hamid ali hashmi11:10:41 Mar 17, 202532%
Eman16:04:07 Mar 07, 202543%
Naila19:11:07 Feb 18, 202552%
unknown210:19:50 Feb 06, 202592%
unknown10:05:59 Feb 06, 202575%
Maham13:49:00 Jan 17, 202547%
vvv01:37:50 Apr 01, 202432%
zainab14:04:05 Feb 25, 20245%
Aliza Amir18:48:18 Feb 22, 20247%
asma19:14:57 Feb 09, 202432%
Zainab16:18:25 Feb 08, 2024100%
Zainab16:06:56 Feb 08, 202477%
Muhammad Aftab17:20:46 Jan 26, 202464%
Amna Amin11:01:01 Jan 23, 202479%
YUAB22:14:59 Jan 01, 20240%
YUAB22:14:16 Jan 01, 20240%
Moosa kashif12:36:46 Dec 23, 20230%
Moosa kashif12:36:21 Dec 23, 20230%
kutabacha18:51:32 Dec 20, 20230%
Mu20:06:52 Aug 16, 202333%
sadaf shah11:21:29 Jul 22, 202350%
Basharat17:43:52 Jul 17, 202335%
Sehar11:46:47 Apr 26, 202349%
Malik15:20:43 Apr 23, 202364%
faiq05:23:32 Apr 10, 202373%
65trrte05:18:57 Apr 10, 202364%
yourdadf05:12:54 Apr 10, 202343%
Sher15:05:57 Apr 09, 202375%
Haris23:40:55 Apr 02, 202367%
Haris23:29:07 Apr 02, 202337%
Uswa18:08:00 Mar 20, 202332%
Ali Raza23:27:14 Mar 13, 202328%
Ali Raza23:21:42 Mar 13, 202318%
fatima12:05:42 Mar 09, 202367%
Mahrukh10:36:56 Mar 03, 202362%
Areeba14:45:42 Feb 22, 202358%
522:24:05 Jan 31, 202362%
Zaid Raheel19:20:21 Dec 29, 202241%
lyka00:59:07 Oct 02, 202249%
lyka00:50:21 Oct 02, 202243%
lyka00:41:16 Oct 02, 202230%
Wahab22:56:25 Sep 26, 202230%
Abdullah10:32:32 May 16, 202252%
Ubaidillah10:21:57 May 16, 202228%
Muhammad Talha14:56:50 May 15, 202290%
Usama17:00:40 May 14, 202239%
Mahnoor21:14:36 May 10, 202279%
Mahnoor21:00:18 May 10, 202260%
abdullah17:25:08 May 09, 20221%
M ZAIN11:14:05 May 08, 202250%
Fatima00:27:14 May 08, 202226%
Bela02:33:56 May 07, 202254%
Iqra20:36:01 May 06, 20220%
Sidra16:41:07 Apr 25, 202254%
Mana14:01:13 Apr 14, 202264%
Hbb17:07:22 Apr 05, 202252%
Ghbb16:48:17 Apr 05, 202226%
Wkwwkwk16:42:42 Apr 05, 202224%
Fatima10:14:33 Apr 05, 202275%
Ak17:11:52 Apr 04, 20225%
A07:20:01 Jul 30, 20219%
Huzaifa00:07:40 Jul 30, 202116%
Hussnain13:39:57 Jul 29, 202152%
Rameen11:44:08 Jul 27, 202177%
Mansoor15:58:39 Jul 09, 202166%
Faisalriaz14:35:40 Jan 12, 202173%
Faisalriaz14:31:11 Jan 12, 202158%

 

MCQs in PDF Format

 

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(Correct Answers has shown at front end of each question)

 

Short Questions in PDF Format

 

(Download in pdf format)

 

Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

Chemistry, a new subject for 10th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have studied only one book of science that combines chemistry, physics, and biology. But as, now we got into 9th & 10th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 10th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 10 are enough, by Understanding chemistry Notes for 10th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Conceptual Questions Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 16, Chemistry class 10 chapter 16 pdf, Chemistry class 10 chapter-16 short questions, Chemistry class 10 chapter-16 solved exercise pdf, Chemistry Notes for Class 10 Chapter-16, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, then all the solution if your problem is available within our website eStudent.pk

 

Chapter wise PDF Notes / Problems / Solution of Chemistry 10th Class

                     Chapter-09 (01) – Chemical Equilibrium

                     Chapter-10 (02) – Acids, Bases & Salts

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-14

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Here are important MCQs for Chemistry Notes for Class 10, Chapter 14

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1 / 77

Global warming is because of_____________

2 / 77

Almost all air crafts fly in which region?

3 / 77

Which gas protects the Earth’s surface from ultraviolet radiations?

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

4 / 77

Carbon monoxide is harmful to us because______________

5 / 77

The region of ozone decomposition in stratosphere is_______

6 / 77

Just above the Earth surface is called __________

7 / 77

Fossil fuel means __________

8 / 77

How many Natural Systems Are Exist on our Earth?

9 / 77

Which gas is in involved in ozone depletion?

10 / 77

Normally rain water is weakly acidic because of____________

  • SO3 gas
  • CO2 gas
  • SO2 gas
  • NO2 gas

(Select Correct Option)

11 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

12 / 77

Higher concentration of CO causes__________

13 / 77

Atmosphere has ___________regions.

14 / 77

By the increase in the concentration of CO2 in air there is __________

15 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

16 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

17 / 77

Mesosphere has a temperature range__________

18 / 77

The range of temperature in burning solid waste burning in incinerators is_______

19 / 77

At which region all weather occurs?

20 / 77

PAN strands for__________

21 / 77

Catalytic converters convert_____________

  • CO to CO2
  • N2 to NO
  • CO2 to CO
  • N2 to NO2

Which Option is Correct?

22 / 77

Ozone is beneficial for us as it_________

23 / 77

The envelope of different gases around the earth is called___________

24 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

25 / 77

Effects of ozone depletion are following except the one_____

26 / 77

Which is not a part of flue gas?

27 / 77

Incinerator reduces solid waste into__________

28 / 77

Atmospheric region found between 50-85 km from the earth is_________

29 / 77

Thermosphere lies beyond__________

30 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

31 / 77

Ozone depletion was first noticed in ___________

32 / 77

The greenhouse effect is proportional to the amount of which gas in air?

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

33 / 77

The recombination of O and O2 in mid stratosphere is an_______

34 / 77

The pH of water containing CO2 is_____

35 / 77

Which is not a characteristic of SO2

36 / 77

Which of the following is a secondary pollutant?

37 / 77

Global warming causes rising of the sea level. The cause of global warming is_______

  • CO2 gas
  • SO2 gas
  • NOx gases
  • O3 gases

(Select Correct Option)

38 / 77

Infrared radiations emitted by the Earth are absorbed by___________

  • CO2 and H2O
  • N2 and O2
  • CO2 and N2
  • O2 and CO2

Select Correct Option

39 / 77

Ozone has a smell like _________

40 / 77

The percentage of SO2 released by the combustion of coal and petroleum product_____

41 / 77

The solid particle deposit on the filter paper during filtration is called______

42 / 77

Iron and steel structure are damaged by___________

43 / 77

Ozone layer is not found in__________

44 / 77

Which is the major effect of global warming?

45 / 77

Which gas is the major constituent of troposphere?

46 / 77

The smell of photocopies machine is due to the presence of_________

47 / 77

In the bacterial decay, the compounds of which element are emitted____________

48 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

49 / 77

About 99% atmosphere mass lies within_________

50 / 77

99% of atmosphere consists of___________

  • N2 and H2
  • N2 and O2
  • N2 and CO2            
  • O2 and CO2

Select Correct Option

51 / 77

Ozone is an allotropic form of____________

52 / 77

A pollutant is a waste material that pollutes_____________

53 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

54 / 77

The process by which atmospheric nitrogen is turned into nitrates in the soil is called_______

55 / 77

Which of the following can be used as a fuel?

56 / 77

Major portion of ozone layer is found in__________

57 / 77

The pH of acid rain is___________

58 / 77

Which one of these pollutants are not found in car exhaust fumes?

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

59 / 77

Depending upon temperature: variation, atmosphere is divided into how many regions?

60 / 77

Which gas acts as a glass wall of a green house?

61 / 77

Ultraviolet radiations can cause___________

62 / 77

The percentage by volume of nitrogen in dry gas is_______

63 / 77

Which gas is responsible in warming the atmosphere?

64 / 77

The waste products driven out because of the combustion of fossil fuels ________

65 / 77

Which one of the following is not an air pollutant?

66 / 77

High concentration of which metal clogs the fish gills.

67 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

68 / 77

The Earth’s atmosphere is getting hotter because of____________

69 / 77

Acid rain affects the aquatic life by clogging fish gills because of__________

70 / 77

Which factor determines the severity of a pollutant?

71 / 77

A group of gases that maintains temperature of atmosphere are __________

72 / 77

Buildings are being damaged by acid rain because it attacks_________

73 / 77

Which is not a poisonous gas?

74 / 77

Which one of the followings is not a greenhouse Effect?

75 / 77

The region in which ozone layer depletes is called___________

76 / 77

Which of the following is a poisonous gas?

77 / 77

Which pollutant is responsible for changing weather?

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MCQs in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

Chemistry, a new subject for 10th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have studied only one book of science that combines chemistry, physics, and biology. But as, now we got into 9th & 10th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 10th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 10 are enough, by Understanding chemistry Notes for 10th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Conceptual Questions Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 14, Chemistry class 10 chapter 12 pdf, Chemistry class 10 chapter-14 short questions, Chemistry class 10 chapter-14 solved exercise pdf, Chemistry Notes for Class 10 Chapter-14, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, then all the solution if your problem is available within our website eStudent.pk

 

Chapter wise PDF Notes / Problems / Solution of Chemistry 10th Class

                     Chapter-09 (01) – Chemical Equilibrium

                     Chapter-10 (02) – Acids, Bases & Salts

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-13

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Here are important MCQs for Chemistry Notes for Class 10, Chapter 13

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-13 of Chemistry, 10th Class, Biochemistry.

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Chemistry Ch#13, 10th Class

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1 / 121

Ethyl butanoate smells like__________

2 / 121

Enzymes are proteins which have the following properties except___________

3 / 121

Which one of the following is not the characteristics of monosaccharide?

4 / 121

Which is not a reducing sugar?

5 / 121

Carbohydrates are__________

6 / 121

Proteins are essential for the formation of________

7 / 121

Photosynthesis process produces______

8 / 121

Maltose a disaccharide of two molecules________

9 / 121

Fructose contain group__________

10 / 121

Carbohydrates is directly used by__________

11 / 121

The energy provided by carbohydrates in per gram ______

12 / 121

Maltose is commonly found in_________

13 / 121

Which is a hereditary material?

14 / 121

Mono-saccharides are ________sugars.

15 / 121

Glucose is_____________

16 / 121

50% dextrose contains approximate amount of energy_________

17 / 121

Which is the essential sugar found in milk?

18 / 121

General formula of carbohydrate is_________

  • Cn(H2O)n
  • CH
  • CnH2n
  • CnH2nO

(Select Correct Option)

19 / 121

The accumulation of which vitamin causes bone like deposits in the kidney?

20 / 121

Which is the natural sugar found in starchy foods?

21 / 121

DNA was discovered by__________

22 / 121

___________ is an example of pure cellular.

23 / 121

Amino acids are linked with each other through________

24 / 121

Which helps in lowering of cholesterol level?

25 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

26 / 121

Thousands of amino acids polymerize to form__________

27 / 121

RNA consists of_________

28 / 121

When bones are heated, they give____________

29 / 121

___________is essential component living cells.

30 / 121

Lipids are macromolecules. They have characteristics except one of the following_________

31 / 121

Butter and fats are obtained from_________

32 / 121

Ethyl butanoate smells like__________

33 / 121

Monosaccharides consists of number of carbon atoms_______

34 / 121

Out of twenty how many amino acids can by synthesized by human body?

35 / 121

Vitamin C is also called________

36 / 121

Fat soluble vitamins are ______

37 / 121

Nature of polysaccharides is__________

38 / 121

Lipids are made of ___________

39 / 121

Amino acids are the building blocks of_________

40 / 121

Smell of rancid butter is due to the presence of_______________

41 / 121

The important mono-saccharides is ______

42 / 121

Which one of the following is a fat-soluble vitamin?

43 / 121

Gelatin is used in ________

44 / 121

Source of simple sugar is_________

45 / 121

Nucleic acids are made up of long chain of___________

46 / 121

Oils and fats are esters of large chain fatty acids with__________

47 / 121

Synthesis of protein is directed by____________

48 / 121

___________ is synthesizes by Plants.

49 / 121

Rancid butter has________________

50 / 121

Funk discovered vitamin _________

51 / 121

Which one is found in bones?

52 / 121

Disease of deficiency of vitamin A is_______

53 / 121

Human body uses carbohydrates in the form of_________

54 / 121

Polysaccharides is _______solid.

55 / 121

The most important oligosaccharide is____________

56 / 121

The most important disaccharide is__________

57 / 121

Which helps to keep the bowel functioning properly?

58 / 121

Eggs, Oils and fats contain vitamin_____________

59 / 121

Percentage of protein in dry weight of cell is _________

60 / 121

Deficiency of Vitamin E causes_________

61 / 121

Oil exists in form of___________

62 / 121

Energy provided by carbohydrate is __________

63 / 121

Night blindness is because of deficiency of ________

64 / 121

When glucose and fructose combine, they produce_________

65 / 121

Carbohydrates are ________ in water.

66 / 121

Which of the followings is a disaccharide?

67 / 121

Which one of the following is a reducing sugar?

68 / 121

Which carbohydrate is used directly by muscles for energy?

69 / 121

___________is a poor conductor

70 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

71 / 121

Methyl butanoate smell like_______

72 / 121

Carbohydrates are molecule_______

73 / 121

Glucose and fructose are_________

74 / 121

Esters of butanoic acids have ________ smell.

75 / 121

The source of galactose_________

76 / 121

RNA act role as _________

77 / 121

RNA stands for _________

78 / 121

On hydrolysis sucrose produces one unit of glucose and one unit of__________

79 / 121

Tetra-saccharides are classified under__________

80 / 121

Carbohydrates are synthesized by plants through______

81 / 121

The organic compound used as drugs to control bleeding are__________

82 / 121

Fats and oils are _________ foods.

83 / 121

A bond formed between two amino acids is____________

84 / 121

Monosaccharides cannot be _________

85 / 121

Lipids are macromolecules made up of____________

86 / 121

The glucose is further polymerized to form_________

87 / 121

Which one of the following cannot be hydrolyzed?

88 / 121

Which one of the following statements about glucose and sucrose is incorrect?

89 / 121

Triglycerides are fatty acids____________

90 / 121

Vitamin B, was discovered by__________

91 / 121

Amino acids are __________ of protein.

92 / 121

Which of the following is tasteless?

93 / 121

Marine source of oil is _______

94 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

95 / 121

Protein is not found in____________

96 / 121

Which one of the following are amorphous solids?

97 / 121

Which of the followings is a triglyceride?

98 / 121

Carbohydrates are synthesized by plants through photosynthesis process which requires the following except__________

99 / 121

Fats exists in_________

100 / 121

Starch is found in____________

101 / 121

The percentage of protein in dry weight of cell_______

102 / 121

Starch is commonly found in____________

103 / 121

Monosaccharides are crystalline solids________

104 / 121

Low sugar level in human body results in______________

105 / 121

Vitamins were discovered in________

106 / 121

Solomon and Wales oil is used as __________

107 / 121

The nature of enzyme is____________

108 / 121

Dextrose solution contain_________ calories of energy.

109 / 121

________is responsible for the transmission of genetic information.

110 / 121

Accessories growth factors later named vitamins by________

111 / 121

Vitamins are accessory Growth factors they play important role in our body like_____

112 / 121

Denaturing of protein is caused by______________

113 / 121

White viscous fluid (albumen) present in an egg is______________

114 / 121

In hydrogenation of vegetable oil catalyst employed is________

115 / 121

DNA structure was discovered in __________

116 / 121

Which one is a proteins?

117 / 121

Carbohydrates regulate the amount of _________ in our body.

118 / 121

Margarine is produced by adding ___________ to vegetable oil.

119 / 121

Deficiency of vitamin D cause __________

120 / 121

Carbohydrates are synthesized by plants through_________

121 / 121

Which one of the following vitamins is water soluble?

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MCQs in PDF Format

 

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Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

Chemistry, a new subject for 10th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have studied only one book of science that combines chemistry, physics, and biology. But as, now we got into 9th & 10th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 10th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 10 are enough, by Understanding chemistry Notes for 10th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Conceptual Questions Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 13, Chemistry class 10 chapter 13 pdf, Chemistry class 10 chapter-13 short questions, Chemistry class 10 chapter-13 solved exercise pdf, Chemistry Notes for Class 10 Chapter-13, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, then all the solution of your problem is available within our website eStudent.pk

 

Chapter wise PDF Notes / Problems / Solution of Chemistry 10th Class

                     Chapter-09 (01) – Chemical Equilibrium

                     Chapter-10 (02) – Acids, Bases & Salts

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-12

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Here are important MCQs for Chemistry Notes for Class 10, Chapter 12

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Chemistry Ch#12, 10th Class

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1 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

2 / 96

The compound having at least one benzene ring are called________

3 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

4 / 96

Which of the following property is not present in hydrocarbons?

5 / 96

Some orchids attract bees for pollination by producing_________

6 / 96

One of the hydrocarbons reacts with one mole of hydrogen to form a saturated hydrocarbon. What formula could be of the X.

  • C3H8
  • C6H12
  • C4H10
  • C7H16

Which Option is Correct?

7 / 96

Due to which property alkane are used as fuel___________

8 / 96

Which of the following gas is used in warfare?

9 / 96

Chloroform is used for__________

10 / 96

Halogenation of alkanes in the presence of diffused sunlight takes place ________

11 / 96

Ethylene is present in natural gas sometimes to the extent of________

12 / 96

Alkenes is also called ______

13 / 96

Number of bonds present in methane________

14 / 96

Which of the following is a synthetic fiber?

15 / 96

Due to increase in molar mass which property increases?

16 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

17 / 96

Which one of these hydrocarbon molecules would have no effect on an aqueous solution of bromine?

  • CH4
  • C10H20
  • C2H4
  • C2H2

(Which Option is Correct)

18 / 96

Alkanes do not react in__________

19 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

20 / 96

The end product of oxidation of acetylene is_______

21 / 96

The order of reactivity of hydrogen halides with alkenes is__________

22 / 96

Substitution reaction is the characteristics of__________

23 / 96

In dry cleaning, which chemical is used?

24 / 96

The molecular formulae of the first three members of the alkane hydrocarbons are CH4, C2H6 and C3H8. What is the molecular formula for the eighth alkane member, octane, which is found in petrol?

  • C8H8
  • C8H16
  • C8H18
  • C8H20

Which Option is Correct ?

25 / 96

Dehalogenation of tetrahalides produces acetylene. This reaction takes place in the presence of___

26 / 96

Carbon has valency_______

27 / 96

Alcohol is soluble in water due to ________

28 / 96

Number of bonds in propene is ______________

29 / 96

Carbon tetra chloride is used in_______

30 / 96

Alkenes are prepared from alcohols by a process called_________

31 / 96

The Hydrocarbons having double bond are called _________

32 / 96

A solution of bromine in water having colour________

33 / 96

Oxidation of ethene with KMnO4 produces______

34 / 96

Which of the following does not occur free in nature?

35 / 96

Di-methy acetylene is also called___________

36 / 96

The reduction of alkyl halides takes place in the presence of___________

37 / 96

Those Hydrocarbons having high molecular mass are___________

38 / 96

Alkanes are also called ________

39 / 96

Which is the characteristics property of alkanes?

40 / 96

Carbon black is used in the manufacture of_______

41 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

42 / 96

Which of the following has higher energy?

43 / 96

Benzene is formed by the polymerization of_______________

44 / 96

Glyoxal is oxidize into_________

45 / 96

Alkyne forms____________

46 / 96

Traces of acetylene are present in coal gas about_________

47 / 96

Methane is also called ______

48 / 96

Traces of acetylene are present in coal gas about ___________

49 / 96

Addition of hydrogen is called _________

50 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

51 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

52 / 96

Amorphous forms of carbons are______

53 / 96

Which is used as Anti-freezer?

54 / 96

A hydrocarbon has molecular formula C8H14. What is the molecular formula of the next member of the same homologous series.

  • C9H18
  • C9H16
  • C9H20
  • C9H12

Which Option is Correct?

55 / 96

Ethene reacts with H2SO4 at temperature of_________

56 / 96

Formula of nascent hydrogen is_______

57 / 96

Dehydration means removal of__________

58 / 96

Alkenes are insoluble in___________

59 / 96

Alkanes give reaction only _____

60 / 96

Banaspati Ghee is also called______

61 / 96

Dehydrohalogenation takes place in the presence of_____________

62 / 96

What is the most necessary condition for the reaction of CH4 with halogen?

63 / 96

The alkanes consisting of C5 to C10 are__________

64 / 96

Ethylene oxide is used as _________

65 / 96

Which one of the following is a substitution reaction?

66 / 96

Which one of the following is more reactive?

67 / 96

Which of the following is not a function of chloroform?

68 / 96

Halogenation of methane produces following valuable chemical compounds used as solvents except_______

69 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

70 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

71 / 96

paraffins means________

72 / 96

Which of the following is not alcohol?

  • C2H5OH
  • C3H7OH
  • CH3OH
  • Ca(OH)2

Select Correct Option

73 / 96

Hydrogenation of alkenes and alkynes takes place at room temperature in the presence of_____

74 / 96

Alkynes being more reactive than __________

75 / 96

The density of alkane increases with the increase of _________

76 / 96

Which compound is used for welding process?

77 / 96

Methane forms natural gas about___________

78 / 96

Which of the following is not an example of open chain hydrocarbon?

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

79 / 96

Alkanes are least reactive compounds because they are____________

80 / 96

Alkenes are produced in large amounts by cracking of_________

81 / 96

The general formula of alkynes is_________

  • CnH2n
  • CnH2n+2
  • CnH2n-2
  • CnH2n+1

Which Option is Correct ?

82 / 96

Detergents are the sodium salts of__________

83 / 96

In shoe polishes, which chemical is used?

84 / 96

Which is present 85% in natural gas?

85 / 96

Which one of the following is a substitution reaction?

86 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

87 / 96

Incomplete combustion of alkanes produces __________

88 / 96

If an organic compound has 4 carbon atoms, all singly bonded, it will have the following characteristics except one_________

89 / 96

Alkanes having carbon range in liquid like ______

  • C4 to C6
  • C7 to C10
  • C8 to C10
  • Both C4 to C6 & C7 to C10

Select Correct Option

90 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

91 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

92 / 96

Banana when ripped produces gas________

93 / 96

The example of rubbers is ________

94 / 96

Which of the following is not a hydrocarbon?

  • Methane (CH4)
  • Ethane(C2H6)
  • Water (H2O)
  • Ethyne (C2H2)

Which Option is Correct ?

95 / 96

Oxidation of alkenes produce______

96 / 96

Incomplete combustion of alkanes produces________

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Chemistry Notes, Solved Problems for Class 10th

Chemistry, a new subject for 10th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have studied only one book of science that combines chemistry, physics, and biology. But as, now we got into 9th & 10th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 10th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 10 are enough, by Understanding chemistry Notes for 10th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Conceptual Questions Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 12, Chemistry class 10 chapter 12 pdf, Chemistry class 10 chapter-12 short questions, Chemistry class 10 chapter-12 solved exercise pdf, Chemistry Notes for Class 10 Chapter-12, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, then all the solution if your problem is available within our website eStudent.pk

 

Chapter wise PDF Notes / Problems / Solution of Chemistry 10th Class

                     Chapter-09 (01) – Chemical Equilibrium

                     Chapter-10 (02) – Acids, Bases & Salts

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2021 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-11

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Here are important MCQs for Chemistry Notes for Class-10, Chapter#11

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Chemistry Ch#011, 10th Class

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1 / 95

A benzene ring is made of carbon atoms_______

2 / 95

Which type of coal is used as house hold coal________

3 / 95

Petroleum is refined by_________

4 / 95

Condensed form of propane is________

  • H3CCH3
  • H3C(CH2)2CH3
  • H3CCH2CH3
  • CH4

(Select Correct Option)

5 / 95

Which of the following formula of a compound represents the exact arrangement of the different atoms of various elements present in a molecule of a substance?

6 / 95

Which one provide inert atmosphere in metallurgy process?

7 / 95

Which one of the following compounds is an aldehyde?

  • CH3 – CH2 – OH
  • CH3 – COOH
  • CH3CHO
  • CH3COCH3

(Which Option is Correct)

8 / 95

Natural gas is 85% methane. It is used to make the following except_______

9 / 95

Which one of the following is the hardest coal?

10 / 95

The vital force theory suffered rejection in__________

11 / 95

Formula which represents the actual number of atoms in one molecule of organic compound is______________

12 / 95

How many types of formula of organic compound?

13 / 95

The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as________

14 / 95

The formula which represents the actual number of atoms in one molecule of organic compound is called __________

15 / 95

Functional group —OH is found.in___________

16 / 95

The branch of Chemistry which deals with hydro carbons and their derivatives are called______

17 / 95

Which one is heterocyclic compound?

18 / 95

In laboratory urea was prepared by_______

19 / 95

Coal is consisting of ________types.

20 / 95

Inorganic compounds are obtained from_________

21 / 95

The Characteristic of carboxylic acid are due to the presence of group in them_______

22 / 95

Which one of the following is a synthetic fiber?

23 / 95

Organic compounds are soluble in_________

24 / 95

Vitamins are found in____________

25 / 95

Paraffin’s means___________

26 / 95

Main component of natural gas is______

27 / 95

Natural gas is used to make_________

28 / 95

Coal is blackish complex mixture of compounds of________

29 / 95

The % age of carbon in coke is_________

30 / 95

Functional group containing — NH2 are called________

31 / 95

Natural gas contains_________

32 / 95

Carbonization process is the conversion of__________

33 / 95

Dead plants produce all of these products except_______

34 / 95

Pitch is black residue of__________

35 / 95

Which one is used as reducing agent_________

36 / 95

Which one is soft coal__________

37 / 95

Coal gas is a mixture of_______________

  • CO & CH4
  • CO, CH4 & CO2
  • CO, CH4 & H2             
  • CO, H2 & CO2

(Select Correct Option)

38 / 95

Which one of the following statements is not true about fossil fuels?

39 / 95

Number of isomers increases with increase in number of ________ atoms.

40 / 95

Which one contains double bond?

41 / 95

Alkanes are also called__________

42 / 95

The molecular formula of pentane is_______

  • CH4
  • C3H3
  • C5H12 
  • C4H10

(Select Correct Option)

43 / 95

Who was discarded vital force theory?

44 / 95

The main component of natural gas is___________

45 / 95

The 1st organic compound prepared in laboratory.

46 / 95

Alkyle Radical is represented as_______

47 / 95

Coal tar contains compounds_____

48 / 95

Which one is homocyclic compound?

49 / 95

Esters are recognized by their________

50 / 95

      |      |      |      |
-- C -- C-- C-- C--             is a
     |      |      |      |

51 / 95

C-C bond is stronger than_____

52 / 95

The strong heating of coal in the absence of air is called__________

53 / 95

Which one of the following does not contain starch _________

54 / 95

The % age of carbon is lignite is___________

55 / 95

The general formula of alkane is ________

  • CnH2n+2
  • CnH2n-2
  • CnH2n
  • CnH2n+1

(Select Correct Answer)

56 / 95

CH3-O-CH3 is called_______

57 / 95

The strong heating of coal in the absence of air is called______

58 / 95

Perfumes may also contains_________

59 / 95

Coal having 90% carbon contents is called_______

60 / 95

Conversion of wood into coal is called ________

61 / 95

Which one of the following does not contain protein?

62 / 95

Geraniol consists of functional group_________

63 / 95

Functional group C-O-C is found in__________

64 / 95

Functional group containing carbon, hydrogen and halogens are__________

65 / 95

Silicon occurs in the form of _________

66 / 95

Molecular formula of butane is________

  • C4H10
  • C5H5
  • C4H8
  • C4H6

(Select Correct Option)

67 / 95

Organic compounds have_________

68 / 95

Which one of the following is not a fossil fuel?

69 / 95

Which one contains double covalent bond?

70 / 95

Name the gas which is not found in coal gas_______

71 / 95

The basic unit of carbohydrates is_________

72 / 95

Coal tar is a mixture of more than organic compounds_______

73 / 95

The % age of carbon in coal is_________

74 / 95

The % age of carbon in bituminous is __________

75 / 95

Which one contains triple bond?

76 / 95

Coal gas is the mixture of______

77 / 95

___________ represents group of atoms joined together to each carbon atom.

78 / 95

The % age of carbon in peat is____________

79 / 95

Which one contains triple covalent bond?

80 / 95

How many Carbons are present in Heptanes?

81 / 95

Who was prepared acetic acid in laboratory?

82 / 95

In which of the following groups, oxygen is attached on both sides with carbon atoms?

83 / 95

Alkyl radical is derivative of__________

84 / 95

The functional group -COOH is found in_______

85 / 95

Which of the following are derived from alkanes?

86 / 95

Identify which one of the following compounds is a ketone?

  • (CH3)2CHOH
  • (CH3)2CHCl
  • (CH3)2CO
  • (CH3)2CHCI

(Which Option is Correct)

87 / 95

The chemical formula of octane is_________

  • C5H12
  • C3H8
  • C2H6
  • C8H18

(Which Option is Correct)

88 / 95

The removal of terminal hydrogen from the straight chain of propane is called _____

89 / 95

Homologous series have same_________

90 / 95

The ability of carbon atoms to form chains is called_____

91 / 95

Conversion of dead plants into coal by the action of bacteria and heat is called_____

92 / 95

General formula of alkyl radical is_______

  • CnH2n+2
  • CnH2n-2
  • CnH2n+1
  • CnH2n

(Select Correct Option)

93 / 95

Which one is main source of organic compound?

94 / 95

Who put forward the vital force theory?

95 / 95

Organic compound consisting of “RCOOR” functional group is called_______

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F19:35:28 Sep 15, 202343%
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S08:47:44 Jun 06, 202391%
H08:32:35 Jun 06, 202366%
B16:32:07 Jun 05, 202344%
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n22:50:31 Feb 14, 202361%
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Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Problems for Class 10th

Chemistry, a new subject for 10th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have studied only one book of science that combines chemistry, physics, and biology. But as, now we got into 9th & 10th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 10th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 10 are enough, by Understanding chemistry Notes for 10th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 11, Chemistry class 10 chapter 11 pdf, Chemistry class 10 chapter-11 short questions, Chemistry class 10 chapter-11 solved exercise pdf, Chemistry Notes for Class 10 Chapter-11, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, adamjee notes for class 10 chemistry, then all the solution if your problem is available within our website eStudent.pk

 

Chapter wise PDF Notes / Problems / Solution of Chemistry 10th Class

                     Chapter-09 (01) – Chemical Equilibrium

                     Chapter-10 (02) – Acids, Bases & Salts

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-10

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Acids, Bases & Salts:

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Here are important MCQs for Chemistry Notes for Class-10, chapter#10

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Chemistry Ch#010, 10th Class

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1 / 72

A conjugate base is a specie formed by donating a ___________

2 / 72

According to Lewis concept a base is a substance which can donate ________

3 / 72

The product of any Lewis acid base reaction is a single specie called _________

4 / 72

Which one of the following species is not amphoteric?

  • H2O
  • NH3
  • HCO3
  • SO4

Which Option is Correct?

5 / 72

All acids turn blue litmus into _____________

6 / 72

Which acid is used for food preservation?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Select one Option which is Correct?

7 / 72

Arrhenius presented his concept about acids and bases in________

8 / 72

Butyric acid is present in ____________

9 / 72

Which one is Lewis base?

  • NH3
  • R-NH2
  • ROH
  • All of these

Select One Option.

10 / 72

Acetic acid is a weak acid because it _______________

11 / 72

You want to dry a gas which one of the following salt you will use?

  • CaCl2
  • NaCl
  • CaO
  • Na2SiO3

Select Correct Answer ?

12 / 72

Methyl orange produces colour in basic solution _____________

13 / 72

According to Bronsted and Lowry concept a base is a substance that can accept ________

14 / 72

Bronsted and Lowry presented their theories of acids and bases in _____________

15 / 72

Which salt is used for the manufacture of detergents, pulp and paper?

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Which Option is Correct?

16 / 72

The water of crystallization is responsible for the ___________

17 / 72

pH of neutral solution is always ________

18 / 72

Which is used to manufacture of soap?

  • NaOH
  • Ca(OH)2
  • KOH
  • Mg(OH)2

Select Correct Option.

19 / 72

Which is used to remove the grease stains from clothes?

  • NaOH
  • KOH
  • Al(OH)3
  • NH4OH

Which Option is suitable?

20 / 72

Maltic acid is present in _________

21 / 72

Formic acid is present in _______________

22 / 72

All bases turn red litmus into __________

23 / 72

According to Bronsted and Lowry concept an acid is a substance that can donate ______

24 / 72

The value of constant of ionic product of water Kw at 25°C is _________

  • 1.0x10-4
  • 1.0x1014
  • 1.0 x107
  • 1.0x10-7

which Value is Correct?

25 / 72

If a liquid has a pH of 7 then it must ________________

26 / 72

Which one of the following is a Lewis base?

  • NH3
  • BF3
  • H+
  • AICI3

Select one Option

27 / 72

Basic solutions have pH value__________

28 / 72

Dilute acids react with carbonates to produce the given products except _______

29 / 72

According to the Lewis concept, acid is a substance which can _______

30 / 72

Give Kw = (H+] [OH-] = 1.0 x 10-14 at 25°C what is the concentration of H+ in pure water at 25°C?

  • 1 x 10-7 mol dm-3
  • 1 x 107 mol dm-3
  • 1x 10-14 mol dm-3
  • 1 x 1014 mol dm-3

Select Correct Answer ?

31 / 72

A substance which can behave as an acid as well as a base is called ___________

32 / 72

The word acid is derived from thy_________

33 / 72

Which acid is present in our stomach?

34 / 72

According to Lewis concept an acid is a substance which can accept ________

35 / 72

 

Ferric hydroxide (Fe(OH)3) is precipitated out of solution when aqueous sodium hydroxide solution is added to ferric chloride (FeCl3)

FeCl3 +3Na0H    —>Fe(OH)3 +3NaCl

in this process color of the precipitate is _____________

36 / 72

Jabir Bin Haiyan prepared ____________

37 / 72

Uric acid is present in__________

38 / 72

Which is used as foaming agent in fire extinguishers?

  • NaOH
  • KOH
  • Al(OH)3
  • NH4OH

Select Correct Option.

39 / 72

Which salt is used as a table salt?

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Select One Option.

40 / 72

Which one is mineral acid?

  • HCl
  • H2SO4
  • HNO3
  • All of these

Select Correct Option.

41 / 72

Word “Acidus” means__________

42 / 72

A salt is not composed of ___________

43 / 72

Which one is Lewis acid?

  • BF3
  • AIC3
  • FeCl3
  • All of these

Which Option is Correct ?

44 / 72

A salt always _________________

45 / 72

When acid reacts with sulphites and bisulphites which gas is evolved?

  • H2
  • CO2
  • SO2
  • NH3

The Correct Option is ____________

46 / 72

Select one Option

47 / 72

Indicators are the ___________

48 / 72

When acids react with metals which gas is evolved?

  • H2
  • O2
  • Cl2
  • N2

Select any One Option.

49 / 72

When acids react with carbonates and bicarbonates which gas is evolved?

  • H2
  • CO2
  • Cl2
  • N2

The Correct Option is ________

50 / 72

Stearic acid present in______________

51 / 72

Which acid is used an electrolyte in lead storage battery?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which is Correct Option ?

52 / 72

A base is a substance which neutralizes an acid. Which of these substances is not a base?

53 / 72

A reaction between an acid and a base produce___________

54 / 72

According to Arrhenius concept acid is a substance which dissociates in aqueous solution to give______

55 / 72

Alkalis react with ammonium salt to liberate_______

  • SO2
  • CO2
  • NH3
  • H2

Which Option is Correct?

56 / 72

Which is used for cleaning agent for domestic and commercial purpose?

  • NaCl
  • Na2CO3
  • NaHCO3
  • Na2SiO3

Select Correct Option

57 / 72

In the preparation of insoluble salts, which one of the facts is incorrect?

58 / 72

Citric acid is present in ___________

59 / 72

Which acid is used for etching designs on copper plates?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which Option is Correct ?

60 / 72

Lewis acid-base concept have the following characteristics except______

61 / 72

What is the POH of a 0.02M Ca(OH)2?

62 / 72

Who proved that the presence of hydrogen as the main constituent of all acids?

63 / 72

Acidic solutions have pH value _______

64 / 72

The product of Lewis acid-base reaction is called adduct. The bond between the adduct species is_________

65 / 72

Which one is not an Arrhenius base?

  • NaOH
  • KOH
  • Ca(OH)2
  • NH3

Which Option is Correct ?

66 / 72

A conjugate acid is a specie formed by accepting a ________

67 / 72

Phenolphthalein produces red color in ___________

68 / 72

pH value normally varies from_________

69 / 72

Select Correction Option

70 / 72

Which one is used for alkaline batteries?

  • NaOH
  • Ca(OH)2
  • KOH
  • Mg(OH)2

Which Option is Correct?

71 / 72

Which one is not an Arrhenius acid?

  • HCl
  • H2SO4
  • CO2
  • HNO3

Select One Option.

72 / 72

Lavoisier named binary compounds of oxygen acids in_______

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Chemistry Notes, Problems for Class 10th

Chemistry, a new subject for 10th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have studied only one book of science that combines chemistry, physics, and biology. But as, now we got into 9th & 10th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 10th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 10 are enough, by Understanding chemistry Notes for 10th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

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Chapter wise PDF Notes / Problems / Solution of Chemistry 10th Class

                     Chapter-09 (01) – Chemical Equilibrium

                     Chapter-10 (02) – Acids, Bases & Salts

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-9

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Here are important MCQs for Chemistry Notes for Class 10, Chapter 9 (Chap-01)

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Chemistry Ch#09, 10th Class

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1 / 89

The units of molar concentration_____________

  • Mol dm-2
  • mol dm-1
  • mol dm
  • mol dm-3

Which Option is Correct ?

2 / 89

For the reactions H2 + I2 —> 2HI, the reactions quotients for this reaction is___________

3 / 89

When the reaction ceases to proceed, it is called_________

4 / 89

Which gas is used to manufacture king of chemicals sulphuric Acid?

  • N2
  • O2
  • Cl2
  • S

Which Option is Correct ?

5 / 89

A reverse reaction is one that_______

6 / 89

Point out the co efficient in the following hypothetical reaction

2A+3 D   —>   4C+8D

7 / 89

When H2 and O2 combine they form__________

  • H2O
  • H and O
  • HO2
  • None of these

Select Correct Option?

8 / 89

When H2 and I2 combine they form ____________

  • H2O
  • HI
  • I2
  • H2 & I2

which Option is Correct ?

9 / 89

In an irreversible reaction dynamic equilibrium ______

10 / 89

For a reaction between PCI3 and Cl2 to form PCI5, the units of Kc are______________

  • Mol dm-3
  • mol-1 dm-3
  • mol-1dm3
  • mol dm3

Which Option is Correct ?

11 / 89

At equilibrium state the physical properties like density, color etc. are _____________

12 / 89

Irreversible reaction represented by a ____________ between a reactant and a product.

13 / 89

An active mass is considered as the molar concentrations in units of__________

  • mol dm-3
  • mol-3 dm
  • mol-2 dm
  • mol-2 dm

Which Option is Correct ?

14 / 89

In chemical reactions the substances that combine are called _________

15 / 89

When a system is at equilibrium states?

16 / 89

Equilibrium constant value “Kc” is equal to__________

17 / 89

There are ___________possibilities of predicting extent of reaction.

18 / 89

Reversible reaction____________

19 / 89

Name the reactants in this equation

2H2 +O2   —> 2H2O

  • H2O
  • H2 & O2
  • O2
  • None of these

Select One Options

20 / 89

The reaction in which the products do not recombine to form reactants are called____________

21 / 89

Which gas is used to prepare ammonia?

  • N2
  • O2
  • Cl2               
  • S

Which Option is Correct ?

22 / 89

There are ___________major components of atmosphere.

23 / 89

When the magnitude of Kc is very large it indicates___________

24 / 89

Reactions which have comparable amount of reactants and products at equilibrium state have_______

25 / 89

Nitrogen and oxygen gasses are being used to manufacture chemicals, since the advent of_____ century

26 / 89

When the magnitude of Kc is very small it indicates_____________

27 / 89

The color of iodine is______

28 / 89

The forward reaction takes place__________

29 / 89

The reaction in which the products can recombine to form reactants are called______

30 / 89

The %age of nitrogen and oxygen in our atmosphere is_________

31 / 89

At initial stage the rate of forward reaction is______________

32 / 89

Reverse reaction take place from____________

33 / 89

When the rate of the forward reaction takes place at the rate of reverse reaction the composition of the reaction mixture remains constant it is called_________

34 / 89

Reaction quotient is expressed as_____________

35 / 89

The two major components of atmosphere are ____________

36 / 89

In the beginning, the reverse reactions are ________

37 / 89

Which is the king of chemicals?

38 / 89

The reaction quotient is useful because it predicts the direction of reaction by comparing the value of_______

39 / 89

For reactions having large Kc Value, the reaction proceeds to _________

40 / 89

Numerical value of Kc predicts_____________

41 / 89

The reaction in which all the reactants have been converted into products are known as__________

42 / 89

As the numeric value of Qc (8.0) is less than Kc (57.0) then the reaction is not_____________

43 / 89

Many environmental systems depend for their_____________

44 / 89

Reversible reactions take place in__________

45 / 89

Oxygen is used to prepare_______________

46 / 89

Forward reaction takes place from______________

47 / 89

In a chemical reaction, the substance that combine are called ________

48 / 89

In extent of reaction, the reaction never goes to completion, which have____________

49 / 89

Gases are being used to manufacture____________

50 / 89

At equilibrium the rate of forward and reverse reaction becomes_____

51 / 89

The two major components of atmosphere are ___________

52 / 89

The oxidation of carbon monoxides goes to completion at _____________

53 / 89

Nitrogen is used to prepare _______________

54 / 89

The ratio of product concentration of products raised to power of co-efficient to the products of reactant raised to the power co-efficient is known as_________

55 / 89

Sulphur dioxide is used to manufacture_____________

56 / 89

Nitrogen and hydrogen were reacted together to make ammonia N2 + 3H2 —> 2NH3 where Kc=2.86mol-2 dm6, what will be present in the equilibrium mixture?

  • NH3 only
  • N2, H2 and NH3
  • N2 and H2 only
  • H2 only

Which Option is Correct ?

57 / 89

The Name of the scientist who presented law of mass action is ______________

58 / 89

Reverse reactions gradually ______________

59 / 89

The lives of aquatic animals and plants are indirectly related to concentration of ___________ dissolved in water.

60 / 89

There are ___________ possibilities at equilibrium state.

61 / 89

Irreversible reaction consists of_________

62 / 89

The Color of hydrogen iodide is___________

63 / 89

Which one of the following statements is not correct about active mass?

64 / 89

Guldburg and Waage’s put forward law of mas action in_______

65 / 89

By knowing the value of equilibrium constant ____________can be predicted.

66 / 89

When a reaction ceases to proceed further, it is called_____________

67 / 89

Rate of forward reactions takes place at the rate of reverse reaction, the composition of the reaction mixture remains constant is called ____________

68 / 89

There are ___________possibilities of predicting extent of reaction.

69 / 89

The characteristics of inversible reaction are the following except_____________

70 / 89

At dynamic equilibrium__________

71 / 89

Dynamic means, reaction is__________

72 / 89

Reaction in which reactants react to form products called__________

73 / 89

Which type of reactions take place in both directions?

74 / 89

In direction of a reaction, reaction is at equilibrium then_____________

75 / 89

Equilibrium Constant has no unit when number of moles of reactants and products are_____

76 / 89

In direction of a reaction, reaction proceeds forward then______________

77 / 89

An equilibrium is achievable only in ___________________

78 / 89

When CaO reacts with CO2 they produce_________

  • CaCO3
  • CaCO2
  • Both CaCO3 & CaCO2
  • None of these

Which Option is Correct?

79 / 89

Which type of reactions speed up gradually?

80 / 89

Which Option is Correct

81 / 89

Which type of reactions do not go to completion?

82 / 89

Which chemical is called king of chemicals?

  • KNO3
  • H2SO4
  • HCl
  • NHO3

Which Option is Correct ?

83 / 89

Ammonia gas is used to manufacture__________

84 / 89

Nitrogen and oxygen constituents ________of the atmosphere

85 / 89

In the lime kiln, the reaction CaCO3(g) —> CaO(g) + CO2(g) goes to completion because____

  • Of high temperature
  • CaO is more stable then CaCO3
  • CO2 escapes continuously
  • CaO is not dissociated

Which Option is Correct

86 / 89

In direction of a reaction, reaction proceeds reverse then___________

87 / 89

There are ____________ characteristics of dynamic Equilibrium.

88 / 89

In extent of reaction, the reaction goes to completion have__________

89 / 89

The characteristics of reversible reactions are the following except____

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Umer15:05:31 Mar 10, 202551%
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ua23:31:31 Mar 31, 202473%
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aiman17:29:03 Feb 20, 202453%
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M.Ahsan00:54:09 Jan 03, 20240%
jkgas22:23:30 Jan 02, 20240%
siuuuuuuuuu22:22:55 Jan 02, 20240%
death21:49:28 Jan 02, 202416%
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Hassan17:28:14 Jan 02, 202415%
Haider12:47:32 Jan 02, 202422%
Fatima10:41:52 Jan 02, 202460%
Mohsin18:48:41 Jan 01, 20240%
MK12:02:38 Dec 24, 202367%
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amber18:18:42 Oct 02, 20220%
Jjjj12:31:20 Oct 01, 202270%
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mubeen khurram00:53:30 Sep 24, 202228%
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Samra16:35:06 Sep 18, 202267%
Sara16:13:32 Sep 18, 202279%
Sawi06:33:54 Sep 18, 20220%
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Zain22:13:08 Sep 15, 202226%
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Fhjr17:17:45 Jul 19, 20224%
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Chemistry Notes, Solved Problems for Class 10th

Chemistry, a new subject for 10th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have to study only one book of science that combines chemistry, physics, and biology. But as, we got into 9th & 10th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 10th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 10 are enough, by Understanding chemistry Notes for 10th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Conceptual Questions Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 01, Chemistry class 10 chapter 9 pdf, Chemistry class 10 chapter-9 short questions, Chemistry class 10 chapter-9 solved exercise pdf, Chemistry Notes for Class 10 Chapter-1, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, adamjee notes class 10 Chemistry 2022, adamjee notes for class 10 Chemistry, adamjee notes for class 10, adamjee notes, then all the solution if your problem is available within our website eStudent.pk

 

Chapter wise PDF Notes / Problems / Solution of Chemistry 10th Class

                     Chapter-09 (01) – Chemical Equilibrium

                     Chapter-10 (02) – Acids, Bases & Salts

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

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