Chemistry Notes for Class 10 MCQs

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 element protects teeth from decay?

2 / 61

Which of the following is insoluble in water?

3 / 61

Hookworm infects ___________

4 / 61

Chemical formula of hypochlorous acid is __________

5 / 61

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

6 / 61

The boiling point of water is ____________

7 / 61

Which hepatitis is caused by contaminated water?

8 / 61

Soap is the sodium salt of long chain of _____________

9 / 61

Water which produces good lather with soap is called __________

10 / 61

Which element do not cause toxicity in water?

11 / 61

Chemical formula of lime stone is _____________

12 / 61

Maximum density of water at 4°C is _______________

13 / 61

Which organ ceases to function during Jaundice?

14 / 61

Neurological damage is caused by the poisoning of__________

15 / 61

Hook worm larvae enter the body through __________

16 / 61

Which of the following salt is soluble in water?

17 / 61

Water has a maximum density at __________

18 / 61

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

19 / 61

Water molecules show structure _________

20 / 61

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

21 / 61

The percentage of oceans in world water is _______

22 / 61

Acute lead poisoning causes dysfunction of_____________

23 / 61

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

24 / 61

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

25 / 61

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

26 / 61

Which of the following is soluble in water?

27 / 61

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

28 / 61

Temporary hardness is because of______________

29 / 61

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

30 / 61

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

31 / 61

Which is not a heavy metal?

32 / 61

Temporary hardness in water can be removed by ___________

33 / 61

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

34 / 61

Industrial effluents are highly____________

35 / 61

The removal of which ion causes water softening.

36 / 61

Hard water can cause____________

37 / 61

Swimming pools are cleaned by the process________

38 / 61

Example of pest is___________

39 / 61

Temporary hardness is removed by adding _____________

40 / 61

Sodium zeolite is naturally occurring reason of___________

41 / 61

Which disease is caused by polluted water?

42 / 61

The heat capacity of water is _____________

43 / 61

Water dissolves non-ionic compound by ________

44 / 61

Acute cadmium poisoning causes __________

45 / 61

Vibrious cholera causes _______

46 / 61

Inland water includes _________________

47 / 61

Chemical form of gypsum___________

48 / 61

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

49 / 61

Which one of the following diseases causes liver inflammation?

50 / 61

Specific heat capacity of water is _____________

51 / 61

The percentage of water in human body is_____

52 / 61

The percentage of potable water on earth is____________

53 / 61

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

54 / 61

Temporary hardness is due to the presence of bicarbonates of __________

55 / 61

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

56 / 61

Permanent hardness is removed by adding__________

57 / 61

Gypsum in water is ____________

58 / 61

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

59 / 61

The freezing point of water is _____________

60 / 61

Calcium carbonate is in water _________

61 / 61

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

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Musa00:41:43 Jan 21, 202677%
Queen21:28:28 Sep 16, 202578%
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%
Arbab08:30:14 May 05, 202218%
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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(Correct Answers has shown at front end of each question)

 

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

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-16 of Chemistry, 10th Class, Chemical Industries.

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Chemistry Ch#16, 10th Class

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1 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

2 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

3 / 53

The number of carbon atoms present in kerosene oil_______

4 / 53

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

5 / 53

Formula of urea is__________

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

Which Option is Correct ?

6 / 53

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

7 / 53

The number of carbon atoms present in petroleum ether _________

8 / 53

Metallurgy involves which of the following steps?

9 / 53

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

10 / 53

Concentration is a separating technique in which mineral is separated from___________

11 / 53

The elements that do not conduct heat and electricity are called_________

12 / 53

In the bessemerization process__________

13 / 53

Brown hair contains___________

14 / 53

Compounds of metals exist under earth crust are called_______

15 / 53

How many % age of nitrogen in urea fertilizers?

16 / 53

In Solvay’s process slaked lime is used to_________

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

Which Option is Correct?

17 / 53

Sindh Alkalies Limited was established near Karachi in ___________

18 / 53

Which one is not metal?

19 / 53

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

20 / 53

Blonde hair contains compounds of____________

21 / 53

When crude oil is heated in the fractionating tower__________

22 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

23 / 53

Ammonia is prepared by the process__________

24 / 53

The number of carbon atoms present in diesel oil______________

25 / 53

The number of carbon atoms present in petroleum gas_______

26 / 53

Concentration of the copper ore is carried out by___________

27 / 53

The nitrogen present in urea is used by plants to synthesize_________

28 / 53

Raw materials used in Solvay process.

29 / 53

The number of carbon atoms present in gasoline or petrol________

30 / 53

Crude oil is heated in fractionating furnace upto_________

31 / 53

Which contains sufficient amount of metal?

32 / 53

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

33 / 53

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

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

Which Option is Correct ?

34 / 53

The residual oil is heated above 400-C to produce___________

35 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

36 / 53

The raw materials for the manufacturing of urea are ___________

37 / 53

Which one of the ore of copper?

38 / 53

Sodium carbonate is manufactured by___________

39 / 53

Imperial chemical industries (ICT) was established in_________

40 / 53

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

41 / 53

Froth flotation process is used to concentrate_________

42 / 53

Froth flotation process is used to concentrate the ore on________

43 / 53

Red hair contains compounds of____________

44 / 53

Which one of the following is used as jet fuel ?

45 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

46 / 53

Concentration is a __________

47 / 53

Blast furnace usually used for the metallurgy of__________

48 / 53

A saturated solution of sodium chloride is called _____________

49 / 53

Extraction of metals from its ores is called___________

50 / 53

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

51 / 53

The number of carbon atoms present in fuel oil_______________

52 / 53

How many % age of urea is used as fertilizers?

53 / 53

Which one is not metal?

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Musa00:23:46 Feb 02, 202683%
Bilal21:46:27 Mar 17, 202537%
Bil12:14:25 Mar 17, 202516%
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

 

(Download in pdf format)

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

 

Short Questions in PDF Format

 

(Download in pdf format)

 

Long Questions in PDF Format

 

(Download in pdf format)

 

 

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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If you are looking for Chemistry Notes for Class 10 Chapter-14 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 14

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-14 of Chemistry, 10th Class, The Atmosphere.

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Chemistry Ch#14, 10th Class

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1 / 77

Iron and steel structure are damaged by___________

2 / 77

The percentage by volume of nitrogen in dry gas is_______

3 / 77

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

4 / 77

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

5 / 77

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

6 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

7 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

8 / 77

Ozone is beneficial for us as it_________

9 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

10 / 77

Which is not a poisonous gas?

11 / 77

Ozone layer is not found in__________

12 / 77

Mesosphere has a temperature range__________

13 / 77

Atmosphere has ___________regions.

14 / 77

About 99% atmosphere mass lies within_________

15 / 77

Which one of the following is not an air pollutant?

16 / 77

Major portion of ozone layer is found in__________

17 / 77

Which gas is responsible in warming the atmosphere?

18 / 77

Which of the following is a poisonous gas?

19 / 77

The smell of photocopies machine is due to the presence of_________

20 / 77

The region of ozone decomposition in stratosphere is_______

21 / 77

The recombination of O and O2 in mid stratosphere is an_______

22 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

23 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

24 / 77

Effects of ozone depletion are following except the one_____

25 / 77

Which pollutant is responsible for changing weather?

26 / 77

Which is not a characteristic of SO2

27 / 77

Which of the following can be used as a fuel?

28 / 77

Carbon monoxide is harmful to us because______________

29 / 77

The Earth’s atmosphere is getting hotter because of____________

30 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

31 / 77

Ultraviolet radiations can cause___________

32 / 77

The region in which ozone layer depletes is called___________

33 / 77

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

34 / 77

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

35 / 77

The envelope of different gases around the earth is called___________

36 / 77

Which of the following is a secondary pollutant?

37 / 77

Fossil fuel means __________

38 / 77

Which gas is in involved in ozone depletion?

39 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

40 / 77

Which gas is the major constituent of troposphere?

41 / 77

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

42 / 77

Buildings are being damaged by acid rain because it attacks_________

43 / 77

Which one of the followings is not a greenhouse Effect?

44 / 77

Ozone is an allotropic form of____________

45 / 77

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

46 / 77

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

47 / 77

99% of atmosphere consists of___________

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

Select Correct Option

48 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

49 / 77

PAN strands for__________

50 / 77

How many Natural Systems Are Exist on our Earth?

51 / 77

The pH of acid rain is___________

52 / 77

Incinerator reduces solid waste into__________

53 / 77

Higher concentration of CO causes__________

54 / 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

55 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

56 / 77

Which factor determines the severity of a pollutant?

57 / 77

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

58 / 77

Ozone has a smell like _________

59 / 77

The pH of water containing CO2 is_____

60 / 77

Global warming is because of_____________

61 / 77

Almost all air crafts fly in which region?

62 / 77

Thermosphere lies beyond__________

63 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

64 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

65 / 77

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

66 / 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)

67 / 77

High concentration of which metal clogs the fish gills.

68 / 77

Which is the major effect of global warming?

69 / 77

A group of gases that maintains temperature of atmosphere are __________

70 / 77

Which is not a part of flue gas?

71 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

72 / 77

A pollutant is a waste material that pollutes_____________

73 / 77

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

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

74 / 77

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

75 / 77

At which region all weather occurs?

76 / 77

Just above the Earth surface is called __________

77 / 77

Ozone depletion was first noticed in ___________

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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

Which one of the following vitamins is water soluble?

2 / 121

Maltose a disaccharide of two molecules________

3 / 121

Butter and fats are obtained from_________

4 / 121

Which helps in lowering of cholesterol level?

5 / 121

Protein is not found in____________

6 / 121

Carbohydrates are__________

7 / 121

Lipids are made of ___________

8 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

9 / 121

Carbohydrates are molecule_______

10 / 121

Fructose contain group__________

11 / 121

50% dextrose contains approximate amount of energy_________

12 / 121

Which carbohydrate is used directly by muscles for energy?

13 / 121

Starch is found in____________

14 / 121

The organic compound used as drugs to control bleeding are__________

15 / 121

Maltose is commonly found in_________

16 / 121

Which of the following is tasteless?

17 / 121

DNA was discovered by__________

18 / 121

________is responsible for the transmission of genetic information.

19 / 121

Eggs, Oils and fats contain vitamin_____________

20 / 121

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

21 / 121

Accessories growth factors later named vitamins by________

22 / 121

Carbohydrates regulate the amount of _________ in our body.

23 / 121

Oils and fats are esters of large chain fatty acids with__________

24 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

25 / 121

___________is a poor conductor

26 / 121

White viscous fluid (albumen) present in an egg is______________

27 / 121

Monosaccharides consists of number of carbon atoms_______

28 / 121

Glucose and fructose are_________

29 / 121

Fats and oils are _________ foods.

30 / 121

Monosaccharides are crystalline solids________

31 / 121

The important mono-saccharides is ______

32 / 121

Which one of the following cannot be hydrolyzed?

33 / 121

Which one of the following are amorphous solids?

34 / 121

Which one is a proteins?

35 / 121

A bond formed between two amino acids is____________

36 / 121

Methyl butanoate smell like_______

37 / 121

Vitamins were discovered in________

38 / 121

In hydrogenation of vegetable oil catalyst employed is________

39 / 121

Photosynthesis process produces______

40 / 121

Lipids are macromolecules made up of____________

41 / 121

Percentage of protein in dry weight of cell is _________

42 / 121

The most important oligosaccharide is____________

43 / 121

Energy provided by carbohydrate is __________

44 / 121

Vitamin B, was discovered by__________

45 / 121

Mono-saccharides are ________sugars.

46 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

47 / 121

Denaturing of protein is caused by______________

48 / 121

Low sugar level in human body results in______________

49 / 121

Vitamin C is also called________

50 / 121

Which is not a reducing sugar?

51 / 121

Carbohydrates is directly used by__________

52 / 121

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

53 / 121

Dextrose solution contain_________ calories of energy.

54 / 121

Marine source of oil is _______

55 / 121

Triglycerides are fatty acids____________

56 / 121

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

57 / 121

Carbohydrates are synthesized by plants through_________

58 / 121

Glucose is_____________

59 / 121

Thousands of amino acids polymerize to form__________

60 / 121

Tetra-saccharides are classified under__________

61 / 121

Enzymes are proteins which have the following properties except___________

62 / 121

Monosaccharides cannot be _________

63 / 121

Which of the followings is a disaccharide?

64 / 121

Human body uses carbohydrates in the form of_________

65 / 121

Polysaccharides is _______solid.

66 / 121

___________ is synthesizes by Plants.

67 / 121

Proteins are essential for the formation of________

68 / 121

Which one of the following is a reducing sugar?

69 / 121

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

70 / 121

___________ is an example of pure cellular.

71 / 121

Source of simple sugar is_________

72 / 121

Solomon and Wales oil is used as __________

73 / 121

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

74 / 121

RNA consists of_________

75 / 121

Esters of butanoic acids have ________ smell.

76 / 121

When bones are heated, they give____________

77 / 121

Smell of rancid butter is due to the presence of_______________

78 / 121

Ethyl butanoate smells like__________

79 / 121

Amino acids are __________ of protein.

80 / 121

The most important disaccharide is__________

81 / 121

The nature of enzyme is____________

82 / 121

Night blindness is because of deficiency of ________

83 / 121

Margarine is produced by adding ___________ to vegetable oil.

84 / 121

Carbohydrates are ________ in water.

85 / 121

Which is the essential sugar found in milk?

86 / 121

The percentage of protein in dry weight of cell_______

87 / 121

Fats exists in_________

88 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

89 / 121

Funk discovered vitamin _________

90 / 121

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

91 / 121

Which is a hereditary material?

92 / 121

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

93 / 121

Deficiency of vitamin D cause __________

94 / 121

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

95 / 121

Nature of polysaccharides is__________

96 / 121

When glucose and fructose combine, they produce_________

97 / 121

___________is essential component living cells.

98 / 121

Which one is found in bones?

99 / 121

Nucleic acids are made up of long chain of___________

100 / 121

Disease of deficiency of vitamin A is_______

101 / 121

DNA structure was discovered in __________

102 / 121

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

103 / 121

Which is the natural sugar found in starchy foods?

104 / 121

Fat soluble vitamins are ______

105 / 121

RNA stands for _________

106 / 121

Synthesis of protein is directed by____________

107 / 121

Deficiency of Vitamin E causes_________

108 / 121

RNA act role as _________

109 / 121

Amino acids are the building blocks of_________

110 / 121

Gelatin is used in ________

111 / 121

Amino acids are linked with each other through________

112 / 121

Which helps to keep the bowel functioning properly?

113 / 121

Oil exists in form of___________

114 / 121

The source of galactose_________

115 / 121

The glucose is further polymerized to form_________

116 / 121

Which of the followings is a triglyceride?

117 / 121

The energy provided by carbohydrates in per gram ______

118 / 121

Carbohydrates are synthesized by plants through______

119 / 121

Rancid butter has________________

120 / 121

Ethyl butanoate smells like__________

121 / 121

Starch is commonly found in____________

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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

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

2 / 96

paraffins means________

3 / 96

The end product of oxidation of acetylene is_______

4 / 96

Alkenes are prepared from alcohols by a process called_________

5 / 96

Methane is also called ______

6 / 96

Carbon tetra chloride is used in_______

7 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

8 / 96

Alkanes are least reactive compounds because they are____________

9 / 96

In dry cleaning, which chemical is used?

10 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

11 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

12 / 96

Oxidation of ethene with KMnO4 produces______

13 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

14 / 96

Di-methy acetylene is also called___________

15 / 96

Alcohol is soluble in water due to ________

16 / 96

Incomplete combustion of alkanes produces________

17 / 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?

18 / 96

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

19 / 96

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

20 / 96

Formula of nascent hydrogen is_______

21 / 96

Which one of the following is more reactive?

22 / 96

Dehydration means removal of__________

23 / 96

A solution of bromine in water having colour________

24 / 96

Which compound is used for welding process?

25 / 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?

26 / 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 ?

27 / 96

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

28 / 96

Alkynes being more reactive than __________

29 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

30 / 96

Which one of the following is a substitution reaction?

31 / 96

Which of the following does not occur free in nature?

32 / 96

Incomplete combustion of alkanes produces __________

33 / 96

Alkenes are produced in large amounts by cracking of_________

34 / 96

The example of rubbers is ________

35 / 96

The alkanes consisting of C5 to C10 are__________

36 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

37 / 96

Carbon has valency_______

38 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

39 / 96

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

40 / 96

Banaspati Ghee is also called______

41 / 96

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

42 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

43 / 96

Which of the following has higher energy?

44 / 96

Traces of acetylene are present in coal gas about_________

45 / 96

Which of the following property is not present in hydrocarbons?

46 / 96

Which is used as Anti-freezer?

47 / 96

Detergents are the sodium salts of__________

48 / 96

Banana when ripped produces gas________

49 / 96

Ethylene is present in natural gas sometimes to the extent of________

50 / 96

Traces of acetylene are present in coal gas about ___________

51 / 96

Those Hydrocarbons having high molecular mass are___________

52 / 96

Which of the following is not alcohol?

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

Select Correct Option

53 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

54 / 96

Alkenes are insoluble in___________

55 / 96

Alkanes do not react in__________

56 / 96

The compound having at least one benzene ring are called________

57 / 96

Benzene is formed by the polymerization of_______________

58 / 96

Substitution reaction is the characteristics of__________

59 / 96

Some orchids attract bees for pollination by producing_________

60 / 96

Due to increase in molar mass which property increases?

61 / 96

Ethylene oxide is used as _________

62 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

63 / 96

Carbon black is used in the manufacture of_______

64 / 96

The order of reactivity of hydrogen halides with alkenes is__________

65 / 96

Addition of hydrogen is called _________

66 / 96

Which is the characteristics property of alkanes?

67 / 96

Alkanes give reaction only _____

68 / 96

Alkenes is also called ______

69 / 96

The reduction of alkyl halides takes place in the presence of___________

70 / 96

Chloroform is used for__________

71 / 96

Oxidation of alkenes produce______

72 / 96

Number of bonds in propene is ______________

73 / 96

The density of alkane increases with the increase of _________

74 / 96

Alkyne forms____________

75 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

76 / 96

Which of the following gas is used in warfare?

77 / 96

Glyoxal is oxidize into_________

78 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

79 / 96

Amorphous forms of carbons are______

80 / 96

Alkanes are also called ________

81 / 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)

82 / 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

83 / 96

The Hydrocarbons having double bond are called _________

84 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

85 / 96

In shoe polishes, which chemical is used?

86 / 96

Which one of the following is a substitution reaction?

87 / 96

Methane forms natural gas about___________

88 / 96

Dehydrohalogenation takes place in the presence of_____________

89 / 96

Which is present 85% in natural gas?

90 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

91 / 96

Ethene reacts with H2SO4 at temperature of_________

92 / 96

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

93 / 96

Which of the following is not a function of chloroform?

94 / 96

Number of bonds present in methane________

95 / 96

Due to which property alkane are used as fuel___________

96 / 96

Which of the following is a synthetic fiber?

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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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1 / 95

Coal having 90% carbon contents is called_______

2 / 95

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

3 / 95

General formula of alkyl radical is_______

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

(Select Correct Option)

4 / 95

Coal tar contains compounds_____

5 / 95

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

6 / 95

Main component of natural gas is______

7 / 95

Silicon occurs in the form of _________

8 / 95

The % age of carbon is lignite is___________

9 / 95

C-C bond is stronger than_____

10 / 95

Condensed form of propane is________

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

(Select Correct Option)

11 / 95

Dead plants produce all of these products except_______

12 / 95

In laboratory urea was prepared by_______

13 / 95

Which one is main source of organic compound?

14 / 95

Which type of coal is used as house hold coal________

15 / 95

Alkyle Radical is represented as_______

16 / 95

Inorganic compounds are obtained from_________

17 / 95

The 1st organic compound prepared in laboratory.

18 / 95

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

19 / 95

Esters are recognized by their________

20 / 95

Organic compounds are soluble in_________

21 / 95

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

22 / 95

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

23 / 95

A benzene ring is made of carbon atoms_______

24 / 95

Which one of the following is not a fossil fuel?

25 / 95

How many Carbons are present in Heptanes?

26 / 95

Which one of the following compounds is an aldehyde?

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

(Which Option is Correct)

27 / 95

CH3-O-CH3 is called_______

28 / 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?

29 / 95

Which one is homocyclic compound?

30 / 95

The functional group -COOH is found in_______

31 / 95

Organic compound consisting of “RCOOR” functional group is called_______

32 / 95

Alkanes are also called__________

33 / 95

Molecular formula of butane is________

  • C4H10
  • C5H5
  • C4H8
  • C4H6

(Select Correct Option)

34 / 95

Natural gas is used to make_________

35 / 95

The molecular formula of pentane is_______

  • CH4
  • C3H3
  • C5H12 
  • C4H10

(Select Correct Option)

36 / 95

Functional group C-O-C is found in__________

37 / 95

Coal tar is a mixture of more than organic compounds_______

38 / 95

Which one contains double covalent bond?

39 / 95

Vitamins are found in____________

40 / 95

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

41 / 95

Which one of the following is a synthetic fiber?

42 / 95

Which one contains triple covalent bond?

43 / 95

Which one provide inert atmosphere in metallurgy process?

44 / 95

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

45 / 95

Natural gas contains_________

46 / 95

Alkyl radical is derivative of__________

47 / 95

The ability of carbon atoms to form chains is called_____

48 / 95

Coal is consisting of ________types.

49 / 95

Pitch is black residue of__________

50 / 95

Who was discarded vital force theory?

51 / 95

The chemical formula of octane is_________

  • C5H12
  • C3H8
  • C2H6
  • C8H18

(Which Option is Correct)

52 / 95

Who was prepared acetic acid in laboratory?

53 / 95

Homologous series have same_________

54 / 95

Coal is blackish complex mixture of compounds of________

55 / 95

Which one of the following does not contain protein?

56 / 95

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

57 / 95

How many types of formula of organic compound?

58 / 95

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

59 / 95

The % age of carbon in peat is____________

60 / 95

Name the gas which is not found in coal gas_______

61 / 95

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

62 / 95

Functional group containing — NH2 are called________

63 / 95

The % age of carbon in coal is_________

64 / 95

The main component of natural gas is___________

65 / 95

The basic unit of carbohydrates is_________

66 / 95

Which one is heterocyclic compound?

67 / 95

Petroleum is refined by_________

68 / 95

Which one is soft coal__________

69 / 95

Geraniol consists of functional group_________

70 / 95

Which of the following are derived from alkanes?

71 / 95

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

72 / 95

Functional group containing carbon, hydrogen and halogens are__________

73 / 95

Which one of the following is the hardest coal?

74 / 95

Which one of the following does not contain starch _________

75 / 95

The % age of carbon in coke is_________

76 / 95

The % age of carbon in bituminous is __________

77 / 95

The vital force theory suffered rejection in__________

78 / 95

Coal gas is the mixture of______

79 / 95

Carbonization process is the conversion of__________

80 / 95

Perfumes may also contains_________

81 / 95

The general formula of alkane is ________

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

(Select Correct Answer)

82 / 95

Functional group —OH is found.in___________

83 / 95

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

84 / 95

Paraffin’s means___________

85 / 95

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

86 / 95

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

87 / 95

Who put forward the vital force theory?

88 / 95

Which one contains double bond?

89 / 95

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

90 / 95

Which one contains triple bond?

91 / 95

Identify which one of the following compounds is a ketone?

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

(Which Option is Correct)

92 / 95

Organic compounds have_________

93 / 95

Conversion of wood into coal is called ________

94 / 95

Coal gas is a mixture of_______________

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

(Select Correct Option)

95 / 95

Which one is used as reducing agent_________

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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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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

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 ?

2 / 72

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

3 / 72

All bases turn red litmus into __________

4 / 72

A conjugate base is a specie formed by donating a ___________

5 / 72

A salt always _________________

6 / 72

Which one is not an Arrhenius base?

  • NaOH
  • KOH
  • Ca(OH)2
  • NH3

Which Option is Correct ?

7 / 72

Which one is not an Arrhenius acid?

  • HCl
  • H2SO4
  • CO2
  • HNO3

Select One Option.

8 / 72

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

9 / 72

Which is used to manufacture of soap?

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

Select Correct Option.

10 / 72

pH of neutral solution is always ________

11 / 72

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

12 / 72

Word “Acidus” means__________

13 / 72

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

  • H2
  • CO2
  • SO2
  • NH3

The Correct Option is ____________

14 / 72

Acetic acid is a weak acid because it _______________

15 / 72

Acidic solutions have pH value _______

16 / 72

Which one is used for alkaline batteries?

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

Which Option is Correct?

17 / 72

Select one Option

18 / 72

When acids react with metals which gas is evolved?

  • H2
  • O2
  • Cl2
  • N2

Select any One Option.

19 / 72

Which one is Lewis acid?

  • BF3
  • AIC3
  • FeCl3
  • All of these

Which Option is Correct ?

20 / 72

Citric acid is present in ___________

21 / 72

Indicators are the ___________

22 / 72

Arrhenius presented his concept about acids and bases in________

23 / 72

Lewis acid-base concept have the following characteristics except______

24 / 72

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

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Which Option is Correct?

25 / 72

Jabir Bin Haiyan prepared ____________

26 / 72

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

27 / 72

All acids turn blue litmus into _____________

28 / 72

Which one is mineral acid?

  • HCl
  • H2SO4
  • HNO3
  • All of these

Select Correct Option.

29 / 72

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

30 / 72

Which is used to remove the grease stains from clothes?

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

Which Option is suitable?

31 / 72

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

32 / 72

Basic solutions have pH value__________

33 / 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?

34 / 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 _____________

35 / 72

A conjugate acid is a specie formed by accepting a ________

36 / 72

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

37 / 72

A salt is not composed of ___________

38 / 72

The water of crystallization is responsible for the ___________

39 / 72

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

40 / 72

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

  • CaCl2
  • NaCl
  • CaO
  • Na2SiO3

Select Correct Answer ?

41 / 72

Which salt is used as a table salt?

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Select One Option.

42 / 72

Uric acid is present in__________

43 / 72

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

44 / 72

Formic acid is present in _______________

45 / 72

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

  • NaCl
  • Na2CO3
  • NaHCO3
  • Na2SiO3

Select Correct Option

46 / 72

Select Correction Option

47 / 72

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

48 / 72

Which one is Lewis base?

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

Select One Option.

49 / 72

Alkalis react with ammonium salt to liberate_______

  • SO2
  • CO2
  • NH3
  • H2

Which Option is Correct?

50 / 72

Which acid is used for etching designs on copper plates?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which Option is Correct ?

51 / 72

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

52 / 72

Which one of the following is a Lewis base?

  • NH3
  • BF3
  • H+
  • AICI3

Select one Option

53 / 72

Which acid is present in our stomach?

54 / 72

Which one of the following species is not amphoteric?

  • H2O
  • NH3
  • HCO3
  • SO4

Which Option is Correct?

55 / 72

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

56 / 72

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

57 / 72

A reaction between an acid and a base produce___________

58 / 72

Butyric acid is present in ____________

59 / 72

pH value normally varies from_________

60 / 72

Which acid is used for food preservation?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Select one Option which is Correct?

61 / 72

Phenolphthalein produces red color in ___________

62 / 72

Maltic acid is present in _________

63 / 72

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

64 / 72

Which is used as foaming agent in fire extinguishers?

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

Select Correct Option.

65 / 72

Stearic acid present in______________

66 / 72

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

  • H2
  • CO2
  • Cl2
  • N2

The Correct Option is ________

67 / 72

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

68 / 72

Methyl orange produces colour in basic solution _____________

69 / 72

The word acid is derived from thy_________

70 / 72

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

71 / 72

Lavoisier named binary compounds of oxygen acids in_______

72 / 72

Which acid is used an electrolyte in lead storage battery?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which is Correct Option ?

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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

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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

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

2 / 89

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

3 / 89

Which is the king of chemicals?

4 / 89

There are ___________possibilities of predicting extent of reaction.

5 / 89

The characteristics of inversible reaction are the following except_____________

6 / 89

Ammonia gas is used to manufacture__________

7 / 89

Sulphur dioxide is used to manufacture_____________

8 / 89

Many environmental systems depend for their_____________

9 / 89

The color of iodine is______

10 / 89

In chemical reactions the substances that combine are called _________

11 / 89

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

12 / 89

Oxygen is used to prepare_______________

13 / 89

By knowing the value of equilibrium constant ____________can be predicted.

14 / 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_________

15 / 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 ?

16 / 89

At initial stage the rate of forward reaction is______________

17 / 89

The Color of hydrogen iodide is___________

18 / 89

There are ___________possibilities of predicting extent of reaction.

19 / 89

Which type of reactions speed up gradually?

20 / 89

In direction of a reaction, reaction proceeds forward then______________

21 / 89

Reaction quotient is expressed as_____________

22 / 89

Point out the co efficient in the following hypothetical reaction

2A+3 D   —>   4C+8D

23 / 89

When the magnitude of Kc is very large it indicates___________

24 / 89

Equilibrium constant value “Kc” is equal to__________

25 / 89

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

26 / 89

Reversible reaction____________

27 / 89

Reverse reaction take place from____________

28 / 89

Nitrogen and oxygen constituents ________of the atmosphere

29 / 89

Name the reactants in this equation

2H2 +O2   —> 2H2O

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

Select One Options

30 / 89

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

31 / 89

The oxidation of carbon monoxides goes to completion at _____________

32 / 89

There are ___________ possibilities at equilibrium state.

33 / 89

When a system is at equilibrium states?

34 / 89

Which type of reactions do not go to completion?

35 / 89

The %age of nitrogen and oxygen in our atmosphere is_________

36 / 89

When H2 and O2 combine they form__________

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

Select Correct Option?

37 / 89

There are ___________major components of atmosphere.

38 / 89

Numerical value of Kc predicts_____________

39 / 89

At dynamic equilibrium__________

40 / 89

When a reaction ceases to proceed further, it is called_____________

41 / 89

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

42 / 89

When CaO reacts with CO2 they produce_________

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

Which Option is Correct?

43 / 89

In the beginning, the reverse reactions are ________

44 / 89

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

45 / 89

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

46 / 89

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

47 / 89

An equilibrium is achievable only in ___________________

48 / 89

Which type of reactions take place in both directions?

49 / 89

When the magnitude of Kc is very small it indicates_____________

50 / 89

At equilibrium the rate of forward and reverse reaction becomes_____

51 / 89

Which chemical is called king of chemicals?

  • KNO3
  • H2SO4
  • HCl
  • NHO3

Which Option is Correct ?

52 / 89

Irreversible reaction consists of_________

53 / 89

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

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

The two major components of atmosphere are ____________

56 / 89

In direction of a reaction, reaction is at equilibrium then_____________

57 / 89

There are ____________ characteristics of dynamic Equilibrium.

58 / 89

In extent of reaction, the reaction goes to completion have__________

59 / 89

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

60 / 89

Reverse reactions gradually ______________

61 / 89

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

62 / 89

Which gas is used to prepare ammonia?

  • N2
  • O2
  • Cl2               
  • S

Which Option is Correct ?

63 / 89

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

64 / 89

Gases are being used to manufacture____________

65 / 89

Reversible reactions take place in__________

66 / 89

In direction of a reaction, reaction proceeds reverse then___________

67 / 89

Which Option is Correct

68 / 89

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

69 / 89

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

70 / 89

In an irreversible reaction dynamic equilibrium ______

71 / 89

The units of molar concentration_____________

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

Which Option is Correct ?

72 / 89

A reverse reaction is one that_______

73 / 89

Forward reaction takes place from______________

74 / 89

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

75 / 89

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

76 / 89

The characteristics of reversible reactions are the following except____

77 / 89

When H2 and I2 combine they form ____________

  • H2O
  • HI
  • I2
  • H2 & I2

which Option is Correct ?

78 / 89

Dynamic means, reaction is__________

79 / 89

When the reaction ceases to proceed, it is called_________

80 / 89

The forward reaction takes place__________

81 / 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

82 / 89

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

  • N2
  • O2
  • Cl2
  • S

Which Option is Correct ?

83 / 89

The two major components of atmosphere are ___________

84 / 89

Reaction in which reactants react to form products called__________

85 / 89

Nitrogen is used to prepare _______________

86 / 89

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

87 / 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 ?

88 / 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 ?

89 / 89

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

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Haider12:47:32 Jan 02, 202422%
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Arzoo21:26:22 Oct 07, 202259%
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%
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Fhjr17:17:45 Jul 19, 20224%
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Princess11:17:07 Jun 29, 202228%
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ayesha kanwal20:13:49 Jun 12, 20225%
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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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