Chemistry Notes for class 10 Gujranwala board

Chemistry Notes for Class-10 Chapter-15

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

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Chemistry Ch#15, 10th Class

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1 / 61

Specific heat capacity of water is _____________

2 / 61

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

3 / 61

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

4 / 61

Temporary hardness in water can be removed by ___________

5 / 61

Acute lead poisoning causes dysfunction of_____________

6 / 61

Industrial effluents are highly____________

7 / 61

Which of the following is soluble in water?

8 / 61

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

9 / 61

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

10 / 61

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

11 / 61

Which is not a heavy metal?

12 / 61

Which of the following is insoluble in water?

13 / 61

Hard water can cause____________

14 / 61

Which of the following salt is soluble in water?

15 / 61

Chemical formula of hypochlorous acid is __________

16 / 61

The percentage of potable water on earth is____________

17 / 61

Water has a maximum density at __________

18 / 61

Permanent hardness is removed by adding__________

19 / 61

Water molecules show structure _________

20 / 61

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

21 / 61

Which element do not cause toxicity in water?

22 / 61

Which hepatitis is caused by contaminated water?

23 / 61

Neurological damage is caused by the poisoning of__________

24 / 61

Which element protects teeth from decay?

25 / 61

Temporary hardness is due to the presence of bicarbonates of __________

26 / 61

The percentage of water in human body is_____

27 / 61

Maximum density of water at 4°C is _______________

28 / 61

Chemical formula of lime stone is _____________

29 / 61

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

30 / 61

The boiling point of water is ____________

31 / 61

The removal of which ion causes water softening.

32 / 61

Vibrious cholera causes _______

33 / 61

Hook worm larvae enter the body through __________

34 / 61

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

35 / 61

Gypsum in water is ____________

36 / 61

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

37 / 61

Water which produces good lather with soap is called __________

38 / 61

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

39 / 61

Acute cadmium poisoning causes __________

40 / 61

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

41 / 61

Which organ ceases to function during Jaundice?

42 / 61

The percentage of oceans in world water is _______

43 / 61

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

44 / 61

Inland water includes _________________

45 / 61

Chemical form of gypsum___________

46 / 61

Swimming pools are cleaned by the process________

47 / 61

Water dissolves non-ionic compound by ________

48 / 61

Which one of the following diseases causes liver inflammation?

49 / 61

The heat capacity of water is _____________

50 / 61

Temporary hardness is removed by adding _____________

51 / 61

Calcium carbonate is in water _________

52 / 61

Example of pest is___________

53 / 61

Sodium zeolite is naturally occurring reason of___________

54 / 61

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

55 / 61

Which disease is caused by polluted water?

56 / 61

Temporary hardness is because of______________

57 / 61

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

58 / 61

The freezing point of water is _____________

59 / 61

Soap is the sodium salt of long chain of _____________

60 / 61

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

61 / 61

Hookworm infects ___________

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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%
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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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

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

2 / 53

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

3 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

4 / 53

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

5 / 53

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

6 / 53

Which one is not metal?

7 / 53

Which one of the following is used as jet fuel ?

8 / 53

The number of carbon atoms present in fuel oil_______________

9 / 53

How many % age of nitrogen in urea fertilizers?

10 / 53

Ammonia is prepared by the process__________

11 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

12 / 53

Blonde hair contains compounds of____________

13 / 53

In Solvay’s process slaked lime is used to_________

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

Which Option is Correct?

14 / 53

Red hair contains compounds of____________

15 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

16 / 53

The nitrogen present in urea is used by plants to synthesize_________

17 / 53

Concentration is a separating technique in which mineral is separated from___________

18 / 53

Froth flotation process is used to concentrate_________

19 / 53

The number of carbon atoms present in gasoline or petrol________

20 / 53

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

21 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

22 / 53

The raw materials for the manufacturing of urea are ___________

23 / 53

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

24 / 53

Brown hair contains___________

25 / 53

The number of carbon atoms present in petroleum gas_______

26 / 53

Which one of the ore of copper?

27 / 53

Raw materials used in Solvay process.

28 / 53

Concentration is a __________

29 / 53

Extraction of metals from its ores is called___________

30 / 53

Which one is not metal?

31 / 53

The number of carbon atoms present in petroleum ether _________

32 / 53

How many % age of urea is used as fertilizers?

33 / 53

Metallurgy involves which of the following steps?

34 / 53

The number of carbon atoms present in kerosene oil_______

35 / 53

Compounds of metals exist under earth crust are called_______

36 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

37 / 53

Crude oil is heated in fractionating furnace upto_________

38 / 53

In the bessemerization process__________

39 / 53

Which contains sufficient amount of metal?

40 / 53

Formula of urea is__________

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

Which Option is Correct ?

41 / 53

Blast furnace usually used for the metallurgy of__________

42 / 53

Concentration of the copper ore is carried out by___________

43 / 53

When crude oil is heated in the fractionating tower__________

44 / 53

Froth flotation process is used to concentrate the ore on________

45 / 53

Sodium carbonate is manufactured by___________

46 / 53

A saturated solution of sodium chloride is called _____________

47 / 53

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

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

Which Option is Correct ?

48 / 53

The number of carbon atoms present in diesel oil______________

49 / 53

Sindh Alkalies Limited was established near Karachi in ___________

50 / 53

The elements that do not conduct heat and electricity are called_________

51 / 53

The residual oil is heated above 400-C to produce___________

52 / 53

Imperial chemical industries (ICT) was established in_________

53 / 53

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

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The average score is 44%

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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

 

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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 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

Mesosphere has a temperature range__________

2 / 77

The smell of photocopies machine is due to the presence of_________

3 / 77

Which one of the following is not an air pollutant?

4 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

5 / 77

Which one of the followings is not a greenhouse Effect?

6 / 77

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

7 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

8 / 77

Which factor determines the severity of a pollutant?

9 / 77

The recombination of O and O2 in mid stratosphere is an_______

10 / 77

Atmosphere has ___________regions.

11 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

12 / 77

Which is not a characteristic of SO2

13 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

14 / 77

Which gas is the major constituent of troposphere?

15 / 77

How many Natural Systems Are Exist on our Earth?

16 / 77

Global warming is because of_____________

17 / 77

Incinerator reduces solid waste into__________

18 / 77

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

19 / 77

PAN strands for__________

20 / 77

Almost all air crafts fly in which region?

21 / 77

Ozone is an allotropic form of____________

22 / 77

Just above the Earth surface is called __________

23 / 77

Buildings are being damaged by acid rain because it attacks_________

24 / 77

Which of the following can be used as a fuel?

25 / 77

At which region all weather occurs?

26 / 77

Thermosphere lies beyond__________

27 / 77

Which gas is responsible in warming the atmosphere?

28 / 77

The pH of acid rain is___________

29 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

30 / 77

Effects of ozone depletion are following except the one_____

31 / 77

Which is the major effect of global warming?

32 / 77

Which is not a part of flue gas?

33 / 77

Which is not a poisonous gas?

34 / 77

High concentration of which metal clogs the fish gills.

35 / 77

Which pollutant is responsible for changing weather?

36 / 77

The region in which ozone layer depletes is called___________

37 / 77

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

38 / 77

Ozone depletion was first noticed in ___________

39 / 77

A group of gases that maintains temperature of atmosphere are __________

40 / 77

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

41 / 77

Which of the following is a secondary pollutant?

42 / 77

The envelope of different gases around the earth is called___________

43 / 77

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

44 / 77

Which gas is in involved in ozone depletion?

45 / 77

Major portion of ozone layer is found in__________

46 / 77

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

47 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

48 / 77

Ozone is beneficial for us as it_________

49 / 77

Carbon monoxide is harmful to us because______________

50 / 77

The Earth’s atmosphere is getting hotter because of____________

51 / 77

Which of the following is a poisonous gas?

52 / 77

The pH of water containing CO2 is_____

53 / 77

99% of atmosphere consists of___________

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

Select Correct Option

54 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

55 / 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

56 / 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)

57 / 77

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

58 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

59 / 77

Ultraviolet radiations can cause___________

60 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

61 / 77

Iron and steel structure are damaged by___________

62 / 77

Fossil fuel means __________

63 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

64 / 77

A pollutant is a waste material that pollutes_____________

65 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

66 / 77

Ozone layer is not found in__________

67 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

68 / 77

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

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

69 / 77

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

70 / 77

The percentage by volume of nitrogen in dry gas is_______

71 / 77

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

72 / 77

The region of ozone decomposition in stratosphere is_______

73 / 77

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

74 / 77

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

75 / 77

About 99% atmosphere mass lies within_________

76 / 77

Higher concentration of CO causes__________

77 / 77

Ozone has a smell like _________

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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

Oil exists in form of___________

2 / 121

The source of galactose_________

3 / 121

Lipids are macromolecules made up of____________

4 / 121

Night blindness is because of deficiency of ________

5 / 121

Enzymes are proteins which have the following properties except___________

6 / 121

Monosaccharides are crystalline solids________

7 / 121

Photosynthesis process produces______

8 / 121

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

9 / 121

Proteins are essential for the formation of________

10 / 121

Which of the followings is a disaccharide?

11 / 121

RNA stands for _________

12 / 121

Triglycerides are fatty acids____________

13 / 121

Which one of the following vitamins is water soluble?

14 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

15 / 121

The energy provided by carbohydrates in per gram ______

16 / 121

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

17 / 121

Funk discovered vitamin _________

18 / 121

Synthesis of protein is directed by____________

19 / 121

The important mono-saccharides is ______

20 / 121

Percentage of protein in dry weight of cell is _________

21 / 121

Which helps to keep the bowel functioning properly?

22 / 121

Maltose a disaccharide of two molecules________

23 / 121

Which one of the following is a reducing sugar?

24 / 121

Butter and fats are obtained from_________

25 / 121

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

26 / 121

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

27 / 121

Margarine is produced by adding ___________ to vegetable oil.

28 / 121

The glucose is further polymerized to form_________

29 / 121

Which is a hereditary material?

30 / 121

Which is the essential sugar found in milk?

31 / 121

Protein is not found in____________

32 / 121

When glucose and fructose combine, they produce_________

33 / 121

________is responsible for the transmission of genetic information.

34 / 121

Carbohydrates regulate the amount of _________ in our body.

35 / 121

Which one of the following cannot be hydrolyzed?

36 / 121

The organic compound used as drugs to control bleeding are__________

37 / 121

Eggs, Oils and fats contain vitamin_____________

38 / 121

Carbohydrates are molecule_______

39 / 121

Polysaccharides is _______solid.

40 / 121

Nature of polysaccharides is__________

41 / 121

RNA consists of_________

42 / 121

Amino acids are linked with each other through________

43 / 121

Gelatin is used in ________

44 / 121

___________ is synthesizes by Plants.

45 / 121

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

46 / 121

Fructose contain group__________

47 / 121

Deficiency of Vitamin E causes_________

48 / 121

Starch is commonly found in____________

49 / 121

Which one is found in bones?

50 / 121

Carbohydrates are synthesized by plants through_________

51 / 121

Accessories growth factors later named vitamins by________

52 / 121

Thousands of amino acids polymerize to form__________

53 / 121

Maltose is commonly found in_________

54 / 121

50% dextrose contains approximate amount of energy_________

55 / 121

Carbohydrates are synthesized by plants through______

56 / 121

The most important disaccharide is__________

57 / 121

RNA act role as _________

58 / 121

DNA was discovered by__________

59 / 121

Which helps in lowering of cholesterol level?

60 / 121

Vitamins were discovered in________

61 / 121

Source of simple sugar is_________

62 / 121

Which is not a reducing sugar?

63 / 121

Energy provided by carbohydrate is __________

64 / 121

Smell of rancid butter is due to the presence of_______________

65 / 121

White viscous fluid (albumen) present in an egg is______________

66 / 121

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

67 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

68 / 121

Methyl butanoate smell like_______

69 / 121

Fats exists in_________

70 / 121

A bond formed between two amino acids is____________

71 / 121

Monosaccharides consists of number of carbon atoms_______

72 / 121

Carbohydrates are ________ in water.

73 / 121

Vitamin C is also called________

74 / 121

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

75 / 121

Mono-saccharides are ________sugars.

76 / 121

Nucleic acids are made up of long chain of___________

77 / 121

Disease of deficiency of vitamin A is_______

78 / 121

Which is the natural sugar found in starchy foods?

79 / 121

___________is essential component living cells.

80 / 121

Oils and fats are esters of large chain fatty acids with__________

81 / 121

Which one is a proteins?

82 / 121

Amino acids are the building blocks of_________

83 / 121

Carbohydrates is directly used by__________

84 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

85 / 121

Deficiency of vitamin D cause __________

86 / 121

Glucose and fructose are_________

87 / 121

Solomon and Wales oil is used as __________

88 / 121

Which carbohydrate is used directly by muscles for energy?

89 / 121

Human body uses carbohydrates in the form of_________

90 / 121

Fat soluble vitamins are ______

91 / 121

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

92 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

93 / 121

Low sugar level in human body results in______________

94 / 121

___________ is an example of pure cellular.

95 / 121

Monosaccharides cannot be _________

96 / 121

Ethyl butanoate smells like__________

97 / 121

Ethyl butanoate smells like__________

98 / 121

Lipids are made of ___________

99 / 121

Starch is found in____________

100 / 121

DNA structure was discovered in __________

101 / 121

Which one of the following are amorphous solids?

102 / 121

Denaturing of protein is caused by______________

103 / 121

Dextrose solution contain_________ calories of energy.

104 / 121

Which of the followings is a triglyceride?

105 / 121

Rancid butter has________________

106 / 121

The nature of enzyme is____________

107 / 121

Esters of butanoic acids have ________ smell.

108 / 121

Glucose is_____________

109 / 121

Vitamin B, was discovered by__________

110 / 121

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

111 / 121

The percentage of protein in dry weight of cell_______

112 / 121

Tetra-saccharides are classified under__________

113 / 121

In hydrogenation of vegetable oil catalyst employed is________

114 / 121

When bones are heated, they give____________

115 / 121

The most important oligosaccharide is____________

116 / 121

Marine source of oil is _______

117 / 121

Carbohydrates are__________

118 / 121

___________is a poor conductor

119 / 121

Fats and oils are _________ foods.

120 / 121

Which of the following is tasteless?

121 / 121

Amino acids are __________ of protein.

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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

Alkynes being more reactive than __________

2 / 96

Which one of the following is a substitution reaction?

3 / 96

Number of bonds in propene is ______________

4 / 96

Alkenes are produced in large amounts by cracking of_________

5 / 96

Substitution reaction is the characteristics of__________

6 / 96

Ethene reacts with H2SO4 at temperature of_________

7 / 96

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

8 / 96

The compound having at least one benzene ring are called________

9 / 96

In dry cleaning, which chemical is used?

10 / 96

Alkanes do not react in__________

11 / 96

Detergents are the sodium salts of__________

12 / 96

The example of rubbers is ________

13 / 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?

14 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

15 / 96

The Hydrocarbons having double bond are called _________

16 / 96

Alkyne forms____________

17 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

18 / 96

The density of alkane increases with the increase of _________

19 / 96

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

20 / 96

Carbon has valency_______

21 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

22 / 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?

23 / 96

paraffins means________

24 / 96

Which compound is used for welding process?

25 / 96

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

26 / 96

Alkenes are insoluble in___________

27 / 96

Traces of acetylene are present in coal gas about_________

28 / 96

Alcohol is soluble in water due to ________

29 / 96

Which one of the following is a substitution reaction?

30 / 96

Which of the following is a synthetic fiber?

31 / 96

Which is present 85% in natural gas?

32 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

33 / 96

The order of reactivity of hydrogen halides with alkenes is__________

34 / 96

Glyoxal is oxidize into_________

35 / 96

Traces of acetylene are present in coal gas about ___________

36 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

37 / 96

The end product of oxidation of acetylene is_______

38 / 96

Which one of the following is more reactive?

39 / 96

Which of the following does not occur free in nature?

40 / 96

Ethylene is present in natural gas sometimes to the extent of________

41 / 96

Alkanes are least reactive compounds because they are____________

42 / 96

Di-methy acetylene is also called___________

43 / 96

Which of the following property is not present in hydrocarbons?

44 / 96

Dehydrohalogenation takes place in the presence of_____________

45 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

46 / 96

Addition of hydrogen is called _________

47 / 96

A solution of bromine in water having colour________

48 / 96

Which is the characteristics property of alkanes?

49 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

50 / 96

Methane is also called ______

51 / 96

Due to which property alkane are used as fuel___________

52 / 96

Benzene is formed by the polymerization of_______________

53 / 96

Those Hydrocarbons having high molecular mass are___________

54 / 96

Alkanes are also called ________

55 / 96

Alkenes are prepared from alcohols by a process called_________

56 / 96

The reduction of alkyl halides takes place in the presence of___________

57 / 96

Banana when ripped produces gas________

58 / 96

Oxidation of ethene with KMnO4 produces______

59 / 96

Methane forms natural gas about___________

60 / 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 ?

61 / 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)

62 / 96

Alkenes is also called ______

63 / 96

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

64 / 96

Carbon tetra chloride is used in_______

65 / 96

Some orchids attract bees for pollination by producing_________

66 / 96

Which of the following is not alcohol?

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

Select Correct Option

67 / 96

Oxidation of alkenes produce______

68 / 96

Chloroform is used for__________

69 / 96

Alkanes give reaction only _____

70 / 96

Which of the following gas is used in warfare?

71 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

72 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

73 / 96

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

74 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

75 / 96

Dehydration means removal of__________

76 / 96

Carbon black is used in the manufacture of_______

77 / 96

In shoe polishes, which chemical is used?

78 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

79 / 96

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

80 / 96

Due to increase in molar mass which property increases?

81 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

82 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

83 / 96

Amorphous forms of carbons are______

84 / 96

Incomplete combustion of alkanes produces________

85 / 96

Which of the following has higher energy?

86 / 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

87 / 96

Which of the following is not a function of chloroform?

88 / 96

Incomplete combustion of alkanes produces __________

89 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

90 / 96

Formula of nascent hydrogen is_______

91 / 96

Number of bonds present in methane________

92 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

93 / 96

Which is used as Anti-freezer?

94 / 96

Ethylene oxide is used as _________

95 / 96

Banaspati Ghee is also called______

96 / 96

The alkanes consisting of C5 to C10 are__________

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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

Carbonization process is the conversion of__________

2 / 95

Alkyle Radical is represented as_______

3 / 95

Silicon occurs in the form of _________

4 / 95

The molecular formula of pentane is_______

  • CH4
  • C3H3
  • C5H12 
  • C4H10

(Select Correct Option)

5 / 95

Which one of the following does not contain protein?

6 / 95

Homologous series have same_________

7 / 95

Which one is main source of organic compound?

8 / 95

The general formula of alkane is ________

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

(Select Correct Answer)

9 / 95

Which of the following are derived from alkanes?

10 / 95

The main component of natural gas is___________

11 / 95

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

12 / 95

Who was prepared acetic acid in laboratory?

13 / 95

The % age of carbon in coke is_________

14 / 95

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

15 / 95

Functional group containing carbon, hydrogen and halogens are__________

16 / 95

Organic compound consisting of “RCOOR” functional group is called_______

17 / 95

Who put forward the vital force theory?

18 / 95

Which one is heterocyclic compound?

19 / 95

CH3-O-CH3 is called_______

20 / 95

The chemical formula of octane is_________

  • C5H12
  • C3H8
  • C2H6
  • C8H18

(Which Option is Correct)

21 / 95

Functional group —OH is found.in___________

22 / 95

Inorganic compounds are obtained from_________

23 / 95

Who was discarded vital force theory?

24 / 95

Natural gas contains_________

25 / 95

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

26 / 95

Natural gas is used to make_________

27 / 95

Organic compounds have_________

28 / 95

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

29 / 95

Alkyl radical is derivative of__________

30 / 95

The % age of carbon is lignite is___________

31 / 95

Coal tar is a mixture of more than organic compounds_______

32 / 95

The basic unit of carbohydrates is_________

33 / 95

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

34 / 95

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

35 / 95

Which one contains triple covalent bond?

36 / 95

The 1st organic compound prepared in laboratory.

37 / 95

Which one of the following is a synthetic fiber?

38 / 95

Which one of the following is not a fossil fuel?

39 / 95

Identify which one of the following compounds is a ketone?

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

(Which Option is Correct)

40 / 95

Coal gas is a mixture of_______________

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

(Select Correct Option)

41 / 95

Coal gas is the mixture of______

42 / 95

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

43 / 95

Which one provide inert atmosphere in metallurgy process?

44 / 95

Vitamins are found in____________

45 / 95

Condensed form of propane is________

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

(Select Correct Option)

46 / 95

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

47 / 95

The functional group -COOH is found in_______

48 / 95

Geraniol consists of functional group_________

49 / 95

General formula of alkyl radical is_______

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

(Select Correct Option)

50 / 95

Perfumes may also contains_________

51 / 95

Coal having 90% carbon contents is called_______

52 / 95

Esters are recognized by their________

53 / 95

Coal is blackish complex mixture of compounds of________

54 / 95

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

55 / 95

Which one contains double covalent bond?

56 / 95

Dead plants produce all of these products except_______

57 / 95

Coal is consisting of ________types.

58 / 95

Conversion of wood into coal is called ________

59 / 95

Name the gas which is not found in coal gas_______

60 / 95

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

61 / 95

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

62 / 95

Functional group containing — NH2 are called________

63 / 95

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

64 / 95

Which one is used as reducing agent_________

65 / 95

Alkanes are also called__________

66 / 95

Coal tar contains compounds_____

67 / 95

Main component of natural gas is______

68 / 95

The vital force theory suffered rejection in__________

69 / 95

A benzene ring is made of carbon atoms_______

70 / 95

Petroleum is refined by_________

71 / 95

Which one of the following is the hardest coal?

72 / 95

Which one of the following does not contain starch _________

73 / 95

Which one is soft coal__________

74 / 95

Functional group C-O-C is found in__________

75 / 95

In laboratory urea was prepared by_______

76 / 95

C-C bond is stronger than_____

77 / 95

Which one contains double bond?

78 / 95

Paraffin’s means___________

79 / 95

The % age of carbon in coal is_________

80 / 95

Which one is homocyclic compound?

81 / 95

The % age of carbon in bituminous is __________

82 / 95

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

83 / 95

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

84 / 95

The ability of carbon atoms to form chains is called_____

85 / 95

How many Carbons are present in Heptanes?

86 / 95

Which type of coal is used as house hold coal________

87 / 95

Molecular formula of butane is________

  • C4H10
  • C5H5
  • C4H8
  • C4H6

(Select Correct Option)

88 / 95

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

89 / 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?

90 / 95

Which one contains triple bond?

91 / 95

Organic compounds are soluble in_________

92 / 95

Which one of the following compounds is an aldehyde?

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

(Which Option is Correct)

93 / 95

Pitch is black residue of__________

94 / 95

The % age of carbon in peat is____________

95 / 95

How many types of formula of organic compound?

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F19:35:28 Sep 15, 202343%
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S08:47:44 Jun 06, 202391%
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B16:32:07 Jun 05, 202344%
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n22:50:31 Feb 14, 202361%
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Abdul majeed08:28:26 Aug 27, 20228%
Kashif20:17:34 Jul 17, 20222%
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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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Here are important MCQs for Chemistry Notes for Class-10, chapter#10

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Chemistry Ch#010, 10th Class

Here MCQs for your Revision

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1 / 72

Which one is used for alkaline batteries?

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

Which Option is Correct?

2 / 72

Butyric acid is present in ____________

3 / 72

Methyl orange produces colour in basic solution _____________

4 / 72

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

5 / 72

Acidic solutions have pH value _______

6 / 72

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

7 / 72

The water of crystallization is responsible for the ___________

8 / 72

pH of neutral solution is always ________

9 / 72

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

10 / 72

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

11 / 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?

12 / 72

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

13 / 72

All bases turn red litmus into __________

14 / 72

Which acid is present in our stomach?

15 / 72

Indicators are the ___________

16 / 72

Which acid is used for food preservation?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Select one Option which is Correct?

17 / 72

Select Correction Option

18 / 72

Lavoisier named binary compounds of oxygen acids in_______

19 / 72

A conjugate acid is a specie formed by accepting a ________

20 / 72

Which salt is used as a table salt?

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Select One Option.

21 / 72

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

  • NaCl
  • Na2CO3
  • NaHCO3
  • Na2SiO3

Select Correct Option

22 / 72

A reaction between an acid and a base produce___________

23 / 72

Which one is Lewis base?

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

Select One Option.

24 / 72

Which is used to manufacture of soap?

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

Select Correct Option.

25 / 72

Which is used as foaming agent in fire extinguishers?

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

Select Correct Option.

26 / 72

Lewis acid-base concept have the following characteristics except______

27 / 72

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

  • H2
  • CO2
  • Cl2
  • N2

The Correct Option is ________

28 / 72

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

29 / 72

Alkalis react with ammonium salt to liberate_______

  • SO2
  • CO2
  • NH3
  • H2

Which Option is Correct?

30 / 72

Which one is Lewis acid?

  • BF3
  • AIC3
  • FeCl3
  • All of these

Which Option is Correct ?

31 / 72

Jabir Bin Haiyan prepared ____________

32 / 72

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

33 / 72

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

  • H2
  • CO2
  • SO2
  • NH3

The Correct Option is ____________

34 / 72

Formic acid is present in _______________

35 / 72

Which one is mineral acid?

  • HCl
  • H2SO4
  • HNO3
  • All of these

Select Correct Option.

36 / 72

Stearic acid present in______________

37 / 72

Maltic acid is present in _________

38 / 72

Which one of the following is a Lewis base?

  • NH3
  • BF3
  • H+
  • AICI3

Select one Option

39 / 72

Basic solutions have pH value__________

40 / 72

Acetic acid is a weak acid because it _______________

41 / 72

Which one of the following species is not amphoteric?

  • H2O
  • NH3
  • HCO3
  • SO4

Which Option is Correct?

42 / 72

Which is used to remove the grease stains from clothes?

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

Which Option is suitable?

43 / 72

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

44 / 72

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

  • CaCl2
  • NaCl
  • CaO
  • Na2SiO3

Select Correct Answer ?

45 / 72

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

46 / 72

Word “Acidus” means__________

47 / 72

Which acid is used an electrolyte in lead storage battery?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which is Correct Option ?

48 / 72

A conjugate base is a specie formed by donating a ___________

49 / 72

A salt is not composed of ___________

50 / 72

Uric acid is present in__________

51 / 72

The word acid is derived from thy_________

52 / 72

Citric acid is present in ___________

53 / 72

Phenolphthalein produces red color in ___________

54 / 72

A salt always _________________

55 / 72

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

56 / 72

Which one is not an Arrhenius base?

  • NaOH
  • KOH
  • Ca(OH)2
  • NH3

Which Option is Correct ?

57 / 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 _____________

58 / 72

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

59 / 72

Arrhenius presented his concept about acids and bases in________

60 / 72

pH value normally varies from_________

61 / 72

Which one is not an Arrhenius acid?

  • HCl
  • H2SO4
  • CO2
  • HNO3

Select One Option.

62 / 72

When acids react with metals which gas is evolved?

  • H2
  • O2
  • Cl2
  • N2

Select any One Option.

63 / 72

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

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Which Option is Correct?

64 / 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 ?

65 / 72

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

66 / 72

All acids turn blue litmus into _____________

67 / 72

Which acid is used for etching designs on copper plates?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which Option is Correct ?

68 / 72

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

69 / 72

Select one Option

70 / 72

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

71 / 72

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

72 / 72

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

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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

Which is the king of chemicals?

2 / 89

When a reaction ceases to proceed further, it is called_____________

3 / 89

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

4 / 89

Many environmental systems depend for their_____________

5 / 89

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

6 / 89

Reversible reaction____________

7 / 89

There are ___________possibilities of predicting extent of reaction.

8 / 89

In direction of a reaction, reaction is at equilibrium then_____________

9 / 89

Forward reaction takes place from______________

10 / 89

The color of iodine is______

11 / 89

Which gas is used to prepare ammonia?

  • N2
  • O2
  • Cl2               
  • S

Which Option is Correct ?

12 / 89

Ammonia gas is used to manufacture__________

13 / 89

In direction of a reaction, reaction proceeds forward then______________

14 / 89

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

15 / 89

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

16 / 89

In extent of reaction, the reaction goes to completion have__________

17 / 89

When the magnitude of Kc is very large it indicates___________

18 / 89

The two major components of atmosphere are ___________

19 / 89

Reverse reactions gradually ______________

20 / 89

At dynamic equilibrium__________

21 / 89

Which type of reactions take place in both directions?

22 / 89

When the reaction ceases to proceed, it is called_________

23 / 89

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

24 / 89

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

25 / 89

Reversible reactions take place in__________

26 / 89

Name the reactants in this equation

2H2 +O2   —> 2H2O

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

Select One Options

27 / 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_________

28 / 89

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

29 / 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 ?

30 / 89

At equilibrium the rate of forward and reverse reaction becomes_____

31 / 89

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

32 / 89

The Color of hydrogen iodide is___________

33 / 89

Reaction quotient is expressed as_____________

34 / 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 ?

35 / 89

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

36 / 89

At initial stage the rate of forward reaction is______________

37 / 89

In chemical reactions the substances that combine are called _________

38 / 89

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

39 / 89

Which Option is Correct

40 / 89

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

41 / 89

Point out the co efficient in the following hypothetical reaction

2A+3 D   —>   4C+8D

42 / 89

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

  • N2
  • O2
  • Cl2
  • S

Which Option is Correct ?

43 / 89

When a system is at equilibrium states?

44 / 89

An equilibrium is achievable only in ___________________

45 / 89

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

46 / 89

In the beginning, the reverse reactions are ________

47 / 89

Oxygen is used to prepare_______________

48 / 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

49 / 89

When H2 and O2 combine they form__________

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

Select Correct Option?

50 / 89

Irreversible reaction consists of_________

51 / 89

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

52 / 89

When H2 and I2 combine they form ____________

  • H2O
  • HI
  • I2
  • H2 & I2

which Option is Correct ?

53 / 89

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

54 / 89

The units of molar concentration_____________

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

Which Option is Correct ?

55 / 89

The %age of nitrogen and oxygen in our atmosphere is_________

56 / 89

The two major components of atmosphere are ____________

57 / 89

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

58 / 89

Nitrogen is used to prepare _______________

59 / 89

The oxidation of carbon monoxides goes to completion at _____________

60 / 89

The characteristics of reversible reactions are the following except____

61 / 89

By knowing the value of equilibrium constant ____________can be predicted.

62 / 89

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

63 / 89

Dynamic means, reaction is__________

64 / 89

Reaction in which reactants react to form products called__________

65 / 89

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

66 / 89

There are ___________possibilities of predicting extent of reaction.

67 / 89

In direction of a reaction, reaction proceeds reverse then___________

68 / 89

In an irreversible reaction dynamic equilibrium ______

69 / 89

A reverse reaction is one that_______

70 / 89

When the magnitude of Kc is very small it indicates_____________

71 / 89

Which type of reactions speed up gradually?

72 / 89

There are ___________ possibilities at equilibrium state.

73 / 89

There are ___________major components of atmosphere.

74 / 89

Which chemical is called king of chemicals?

  • KNO3
  • H2SO4
  • HCl
  • NHO3

Which Option is Correct ?

75 / 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_________

76 / 89

The characteristics of inversible reaction are the following except_____________

77 / 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 ?

78 / 89

Gases are being used to manufacture____________

79 / 89

Sulphur dioxide is used to manufacture_____________

80 / 89

Which type of reactions do not go to completion?

81 / 89

Numerical value of Kc predicts_____________

82 / 89

Nitrogen and oxygen constituents ________of the atmosphere

83 / 89

The forward reaction takes place__________

84 / 89

Reverse reaction take place from____________

85 / 89

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

86 / 89

When CaO reacts with CO2 they produce_________

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

Which Option is Correct?

87 / 89

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

88 / 89

Equilibrium constant value “Kc” is equal to__________

89 / 89

There are ____________ characteristics of dynamic Equilibrium.

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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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