10th class chemistry notes in Urdu pdf download

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

Hookworm infects ___________

2 / 61

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

3 / 61

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

4 / 61

Industrial effluents are highly____________

5 / 61

Which hepatitis is caused by contaminated water?

6 / 61

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

7 / 61

Permanent hardness is removed by adding__________

8 / 61

Maximum density of water at 4°C is _______________

9 / 61

Chemical formula of hypochlorous acid is __________

10 / 61

Which element do not cause toxicity in water?

11 / 61

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

12 / 61

The percentage of oceans in world water is _______

13 / 61

Temporary hardness is due to the presence of bicarbonates of __________

14 / 61

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

15 / 61

Acute lead poisoning causes dysfunction of_____________

16 / 61

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

17 / 61

Hard water can cause____________

18 / 61

Hook worm larvae enter the body through __________

19 / 61

The boiling point of water is ____________

20 / 61

Vibrious cholera causes _______

21 / 61

Swimming pools are cleaned by the process________

22 / 61

Temporary hardness in water can be removed by ___________

23 / 61

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

24 / 61

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

25 / 61

The removal of which ion causes water softening.

26 / 61

Inland water includes _________________

27 / 61

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

28 / 61

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

29 / 61

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

30 / 61

Temporary hardness is removed by adding _____________

31 / 61

Calcium carbonate is in water _________

32 / 61

Gypsum in water is ____________

33 / 61

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

34 / 61

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

35 / 61

Specific heat capacity of water is _____________

36 / 61

Neurological damage is caused by the poisoning of__________

37 / 61

Chemical form of gypsum___________

38 / 61

Which one of the following diseases causes liver inflammation?

39 / 61

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

40 / 61

Which disease is caused by polluted water?

41 / 61

Sodium zeolite is naturally occurring reason of___________

42 / 61

The heat capacity of water is _____________

43 / 61

Water has a maximum density at __________

44 / 61

Temporary hardness is because of______________

45 / 61

Water which produces good lather with soap is called __________

46 / 61

Which of the following is soluble in water?

47 / 61

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

48 / 61

Acute cadmium poisoning causes __________

49 / 61

Chemical formula of lime stone is _____________

50 / 61

Which is not a heavy metal?

51 / 61

Which organ ceases to function during Jaundice?

52 / 61

Which of the following is insoluble in water?

53 / 61

Water dissolves non-ionic compound by ________

54 / 61

Example of pest is___________

55 / 61

Which element protects teeth from decay?

56 / 61

The percentage of potable water on earth is____________

57 / 61

The percentage of water in human body is_____

58 / 61

The freezing point of water is _____________

59 / 61

Soap is the sodium salt of long chain of _____________

60 / 61

Which of the following salt is soluble in water?

61 / 61

Water molecules show structure _________

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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%
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Atif10:48:11 Aug 22, 202340%
sadaf shah11:07:03 Jul 22, 202347%
Basharat12:03:29 Jul 17, 202334%
Sehar11:40:32 Apr 26, 202337%
Sher14:54:59 Apr 09, 202373%
Yasir21:20:14 Apr 08, 202352%
Talha12:16:11 Mar 20, 202390%
Hoor11:07:26 Feb 28, 202332%
Hjhh17:59:00 Feb 09, 202326%
danish17:23:12 Feb 02, 20233%
807:07:01 Feb 01, 202377%
Qwerty20:49:32 Nov 11, 202249%
Ayan20:55:08 Nov 04, 202268%
Allia22:44:47 Oct 19, 202232%
Alizay06:55:40 Oct 08, 202291%
Alizay06:44:56 Oct 08, 202291%
Alizay06:29:02 Oct 08, 202247%
MAAZ18:35:25 Oct 06, 202234%
Rubab20:13:10 Sep 28, 202229%
Ammar10:55:09 May 26, 202229%
Junaid18:56:48 May 25, 202226%
Hshssh21:49:47 May 15, 202275%
Areeza19:07:43 May 15, 20224%
Parivash14:07:47 May 15, 202232%
Mahnoor20:39:48 May 10, 202262%
amna06:52:05 May 08, 202281%
Bela03:08:51 May 06, 202250%
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Ahmad23:21:14 Apr 06, 202291%
Ahmad hassan chishti23:11:16 Apr 06, 202257%
jinnie16:43:26 Apr 05, 202218%
Emaan16:05:29 Apr 05, 20223%
Fatima07:53:23 Apr 05, 202283%
Huzaifa04:36:20 Jul 30, 202129%
Faisalriaz13:48:25 Dec 10, 2020100%
Faisalriaz16:18:17 Dec 09, 202098%
Faisalriaz16:06:34 Dec 09, 202096%
Faisalriaz20:02:19 Dec 08, 202095%
Faisalriaz16:04:53 Dec 08, 202091%

 

MCQs in PDF Format

 

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Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2021 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-16

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

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Chemistry Ch#16, 10th Class

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1 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

2 / 53

Compounds of metals exist under earth crust are called_______

3 / 53

Concentration of the copper ore is carried out by___________

4 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

5 / 53

Imperial chemical industries (ICT) was established in_________

6 / 53

Sodium carbonate is manufactured by___________

7 / 53

Extraction of metals from its ores is called___________

8 / 53

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

9 / 53

Blonde hair contains compounds of____________

10 / 53

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

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

Which Option is Correct ?

11 / 53

The number of carbon atoms present in diesel oil______________

12 / 53

The number of carbon atoms present in petroleum ether _________

13 / 53

Which one of the ore of copper?

14 / 53

Which contains sufficient amount of metal?

15 / 53

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

16 / 53

Red hair contains compounds of____________

17 / 53

Which one of the following is used as jet fuel ?

18 / 53

In the bessemerization process__________

19 / 53

Blast furnace usually used for the metallurgy of__________

20 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

21 / 53

Crude oil is heated in fractionating furnace upto_________

22 / 53

Formula of urea is__________

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

Which Option is Correct ?

23 / 53

When crude oil is heated in the fractionating tower__________

24 / 53

Sindh Alkalies Limited was established near Karachi in ___________

25 / 53

The number of carbon atoms present in gasoline or petrol________

26 / 53

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

27 / 53

Concentration is a __________

28 / 53

Metallurgy involves which of the following steps?

29 / 53

The number of carbon atoms present in petroleum gas_______

30 / 53

In Solvay’s process slaked lime is used to_________

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

Which Option is Correct?

31 / 53

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

32 / 53

A saturated solution of sodium chloride is called _____________

33 / 53

How many % age of urea is used as fertilizers?

34 / 53

The elements that do not conduct heat and electricity are called_________

35 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

36 / 53

Froth flotation process is used to concentrate the ore on________

37 / 53

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

38 / 53

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

39 / 53

The number of carbon atoms present in kerosene oil_______

40 / 53

Froth flotation process is used to concentrate_________

41 / 53

Raw materials used in Solvay process.

42 / 53

The number of carbon atoms present in fuel oil_______________

43 / 53

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

44 / 53

Concentration is a separating technique in which mineral is separated from___________

45 / 53

Brown hair contains___________

46 / 53

How many % age of nitrogen in urea fertilizers?

47 / 53

Which one is not metal?

48 / 53

The raw materials for the manufacturing of urea are ___________

49 / 53

Ammonia is prepared by the process__________

50 / 53

The residual oil is heated above 400-C to produce___________

51 / 53

Which one is not metal?

52 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

53 / 53

The nitrogen present in urea is used by plants to synthesize_________

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Musa00:23:46 Feb 02, 202683%
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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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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

Ultraviolet radiations can cause___________

2 / 77

Iron and steel structure are damaged by___________

3 / 77

Which of the following is a secondary pollutant?

4 / 77

Ozone depletion was first noticed in ___________

5 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

6 / 77

The recombination of O and O2 in mid stratosphere is an_______

7 / 77

Which of the following is a poisonous gas?

8 / 77

Fossil fuel means __________

9 / 77

Mesosphere has a temperature range__________

10 / 77

99% of atmosphere consists of___________

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

Select Correct Option

11 / 77

Global warming is because of_____________

12 / 77

Thermosphere lies beyond__________

13 / 77

Higher concentration of CO causes__________

14 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

15 / 77

Which one of the following is not an air pollutant?

16 / 77

The pH of water containing CO2 is_____

17 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

18 / 77

The percentage by volume of nitrogen in dry gas is_______

19 / 77

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

20 / 77

High concentration of which metal clogs the fish gills.

21 / 77

Carbon monoxide is harmful to us because______________

22 / 77

Which is the major effect of global warming?

23 / 77

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

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

24 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

25 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

26 / 77

Which pollutant is responsible for changing weather?

27 / 77

Which gas is responsible in warming the atmosphere?

28 / 77

About 99% atmosphere mass lies within_________

29 / 77

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

30 / 77

At which region all weather occurs?

31 / 77

A group of gases that maintains temperature of atmosphere are __________

32 / 77

Almost all air crafts fly in which region?

33 / 77

Which is not a characteristic of SO2

34 / 77

The Earth’s atmosphere is getting hotter because of____________

35 / 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

36 / 77

Which factor determines the severity of a pollutant?

37 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

38 / 77

The envelope of different gases around the earth is called___________

39 / 77

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

40 / 77

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

41 / 77

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

42 / 77

Atmosphere has ___________regions.

43 / 77

Which of the following can be used as a fuel?

44 / 77

Which is not a part of flue gas?

45 / 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)

46 / 77

Effects of ozone depletion are following except the one_____

47 / 77

Which gas is in involved in ozone depletion?

48 / 77

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

49 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

50 / 77

The region in which ozone layer depletes is called___________

51 / 77

Ozone is beneficial for us as it_________

52 / 77

The pH of acid rain is___________

53 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

54 / 77

Which is not a poisonous gas?

55 / 77

Ozone has a smell like _________

56 / 77

How many Natural Systems Are Exist on our Earth?

57 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

58 / 77

Which one of the followings is not a greenhouse Effect?

59 / 77

Incinerator reduces solid waste into__________

60 / 77

Ozone layer is not found in__________

61 / 77

Just above the Earth surface is called __________

62 / 77

The region of ozone decomposition in stratosphere is_______

63 / 77

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

64 / 77

The smell of photocopies machine is due to the presence of_________

65 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

66 / 77

PAN strands for__________

67 / 77

Major portion of ozone layer is found in__________

68 / 77

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

69 / 77

Ozone is an allotropic form of____________

70 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

71 / 77

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

72 / 77

A pollutant is a waste material that pollutes_____________

73 / 77

Which gas is the major constituent of troposphere?

74 / 77

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

75 / 77

Buildings are being damaged by acid rain because it attacks_________

76 / 77

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

77 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

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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

Amino acids are linked with each other through________

2 / 121

Night blindness is because of deficiency of ________

3 / 121

Rancid butter has________________

4 / 121

Maltose is commonly found in_________

5 / 121

Fats exists in_________

6 / 121

Margarine is produced by adding ___________ to vegetable oil.

7 / 121

Dextrose solution contain_________ calories of energy.

8 / 121

Which of the followings is a disaccharide?

9 / 121

When bones are heated, they give____________

10 / 121

Ethyl butanoate smells like__________

11 / 121

Eggs, Oils and fats contain vitamin_____________

12 / 121

Which is the essential sugar found in milk?

13 / 121

Methyl butanoate smell like_______

14 / 121

Amino acids are the building blocks of_________

15 / 121

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

16 / 121

Ethyl butanoate smells like__________

17 / 121

DNA structure was discovered in __________

18 / 121

RNA act role as _________

19 / 121

The percentage of protein in dry weight of cell_______

20 / 121

Source of simple sugar is_________

21 / 121

RNA stands for _________

22 / 121

Butter and fats are obtained from_________

23 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

24 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

25 / 121

Polysaccharides is _______solid.

26 / 121

Carbohydrates are molecule_______

27 / 121

Which is a hereditary material?

28 / 121

________is responsible for the transmission of genetic information.

29 / 121

RNA consists of_________

30 / 121

The nature of enzyme is____________

31 / 121

50% dextrose contains approximate amount of energy_________

32 / 121

Energy provided by carbohydrate is __________

33 / 121

Amino acids are __________ of protein.

34 / 121

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

35 / 121

Which helps in lowering of cholesterol level?

36 / 121

Vitamin C is also called________

37 / 121

Starch is commonly found in____________

38 / 121

Human body uses carbohydrates in the form of_________

39 / 121

___________is a poor conductor

40 / 121

Lipids are macromolecules made up of____________

41 / 121

Solomon and Wales oil is used as __________

42 / 121

Proteins are essential for the formation of________

43 / 121

Which one of the following are amorphous solids?

44 / 121

Esters of butanoic acids have ________ smell.

45 / 121

Carbohydrates are ________ in water.

46 / 121

Monosaccharides consists of number of carbon atoms_______

47 / 121

Oils and fats are esters of large chain fatty acids with__________

48 / 121

The organic compound used as drugs to control bleeding are__________

49 / 121

Lipids are made of ___________

50 / 121

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

51 / 121

Carbohydrates is directly used by__________

52 / 121

Fats and oils are _________ foods.

53 / 121

The source of galactose_________

54 / 121

Carbohydrates regulate the amount of _________ in our body.

55 / 121

Smell of rancid butter is due to the presence of_______________

56 / 121

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

57 / 121

The important mono-saccharides is ______

58 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

59 / 121

Enzymes are proteins which have the following properties except___________

60 / 121

Monosaccharides cannot be _________

61 / 121

Which is the natural sugar found in starchy foods?

62 / 121

___________ is synthesizes by Plants.

63 / 121

Gelatin is used in ________

64 / 121

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

65 / 121

Oil exists in form of___________

66 / 121

Which one is found in bones?

67 / 121

Carbohydrates are synthesized by plants through______

68 / 121

When glucose and fructose combine, they produce_________

69 / 121

Mono-saccharides are ________sugars.

70 / 121

Vitamin B, was discovered by__________

71 / 121

Tetra-saccharides are classified under__________

72 / 121

Carbohydrates are__________

73 / 121

Which of the following is tasteless?

74 / 121

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

75 / 121

Fructose contain group__________

76 / 121

A bond formed between two amino acids is____________

77 / 121

Nature of polysaccharides is__________

78 / 121

Which one of the following vitamins is water soluble?

79 / 121

Synthesis of protein is directed by____________

80 / 121

Monosaccharides are crystalline solids________

81 / 121

Which is not a reducing sugar?

82 / 121

Maltose a disaccharide of two molecules________

83 / 121

Accessories growth factors later named vitamins by________

84 / 121

Glucose is_____________

85 / 121

The glucose is further polymerized to form_________

86 / 121

Starch is found in____________

87 / 121

Glucose and fructose are_________

88 / 121

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

89 / 121

Thousands of amino acids polymerize to form__________

90 / 121

Photosynthesis process produces______

91 / 121

Which helps to keep the bowel functioning properly?

92 / 121

Carbohydrates are synthesized by plants through_________

93 / 121

Percentage of protein in dry weight of cell is _________

94 / 121

Which carbohydrate is used directly by muscles for energy?

95 / 121

Marine source of oil is _______

96 / 121

White viscous fluid (albumen) present in an egg is______________

97 / 121

Vitamins were discovered in________

98 / 121

Protein is not found in____________

99 / 121

The most important oligosaccharide is____________

100 / 121

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

101 / 121

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

102 / 121

Which one of the following cannot be hydrolyzed?

103 / 121

Fat soluble vitamins are ______

104 / 121

Funk discovered vitamin _________

105 / 121

Which of the followings is a triglyceride?

106 / 121

In hydrogenation of vegetable oil catalyst employed is________

107 / 121

Which one of the following is a reducing sugar?

108 / 121

Deficiency of vitamin D cause __________

109 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

110 / 121

Nucleic acids are made up of long chain of___________

111 / 121

___________ is an example of pure cellular.

112 / 121

The most important disaccharide is__________

113 / 121

Which one is a proteins?

114 / 121

DNA was discovered by__________

115 / 121

Low sugar level in human body results in______________

116 / 121

Denaturing of protein is caused by______________

117 / 121

Disease of deficiency of vitamin A is_______

118 / 121

Triglycerides are fatty acids____________

119 / 121

Deficiency of Vitamin E causes_________

120 / 121

The energy provided by carbohydrates in per gram ______

121 / 121

___________is essential component living cells.

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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

Chloroform is used for__________

2 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

3 / 96

Oxidation of ethene with KMnO4 produces______

4 / 96

Alkanes are also called ________

5 / 96

The reduction of alkyl halides takes place in the presence of___________

6 / 96

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

7 / 96

Methane forms natural gas about___________

8 / 96

In shoe polishes, which chemical is used?

9 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

10 / 96

Due to which property alkane are used as fuel___________

11 / 96

Banana when ripped produces gas________

12 / 96

Which is used as Anti-freezer?

13 / 96

Alkenes are prepared from alcohols by a process called_________

14 / 96

Carbon black is used in the manufacture of_______

15 / 96

Which of the following property is not present in hydrocarbons?

16 / 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

17 / 96

Alkenes are insoluble in___________

18 / 96

Oxidation of alkenes produce______

19 / 96

Methane is also called ______

20 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

21 / 96

Addition of hydrogen is called _________

22 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

23 / 96

Some orchids attract bees for pollination by producing_________

24 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

25 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

26 / 96

Dehydration means removal of__________

27 / 96

Which is present 85% in natural gas?

28 / 96

paraffins means________

29 / 96

The Hydrocarbons having double bond are called _________

30 / 96

Number of bonds in propene is ______________

31 / 96

Which of the following gas is used in warfare?

32 / 96

The end product of oxidation of acetylene is_______

33 / 96

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

34 / 96

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

35 / 96

Alkenes are produced in large amounts by cracking of_________

36 / 96

Dehydrohalogenation takes place in the presence of_____________

37 / 96

Ethylene is present in natural gas sometimes to the extent of________

38 / 96

Which of the following is not alcohol?

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

Select Correct Option

39 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

40 / 96

Ethene reacts with H2SO4 at temperature of_________

41 / 96

Alkenes is also called ______

42 / 96

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

43 / 96

Which one of the following is a substitution reaction?

44 / 96

Di-methy acetylene is also called___________

45 / 96

Number of bonds present in methane________

46 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

47 / 96

Carbon has valency_______

48 / 96

Which is the characteristics property of alkanes?

49 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

50 / 96

Alkyne forms____________

51 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

52 / 96

Which of the following has higher energy?

53 / 96

Alkanes are least reactive compounds because they are____________

54 / 96

The example of rubbers is ________

55 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

56 / 96

Due to increase in molar mass which property increases?

57 / 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 ?

58 / 96

Substitution reaction is the characteristics of__________

59 / 96

Amorphous forms of carbons are______

60 / 96

A solution of bromine in water having colour________

61 / 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?

62 / 96

The alkanes consisting of C5 to C10 are__________

63 / 96

Incomplete combustion of alkanes produces __________

64 / 96

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

65 / 96

In dry cleaning, which chemical is used?

66 / 96

Ethylene oxide is used as _________

67 / 96

Traces of acetylene are present in coal gas about ___________

68 / 96

The order of reactivity of hydrogen halides with alkenes is__________

69 / 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)

70 / 96

Formula of nascent hydrogen is_______

71 / 96

Alkynes being more reactive than __________

72 / 96

Which one of the following is more reactive?

73 / 96

Carbon tetra chloride is used in_______

74 / 96

Which one of the following is a substitution reaction?

75 / 96

Which of the following is a synthetic fiber?

76 / 96

Banaspati Ghee is also called______

77 / 96

Glyoxal is oxidize into_________

78 / 96

Which of the following is not a function of chloroform?

79 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

80 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

81 / 96

Alcohol is soluble in water due to ________

82 / 96

Which compound is used for welding process?

83 / 96

The compound having at least one benzene ring are called________

84 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

85 / 96

Alkanes give reaction only _____

86 / 96

Alkanes do not react in__________

87 / 96

Which of the following does not occur free in nature?

88 / 96

The density of alkane increases with the increase of _________

89 / 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?

90 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

91 / 96

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

92 / 96

Those Hydrocarbons having high molecular mass are___________

93 / 96

Traces of acetylene are present in coal gas about_________

94 / 96

Benzene is formed by the polymerization of_______________

95 / 96

Detergents are the sodium salts of__________

96 / 96

Incomplete combustion of alkanes produces________

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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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 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

Who put forward the vital force theory?

2 / 95

CH3-O-CH3 is called_______

3 / 95

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

4 / 95

Who was discarded vital force theory?

5 / 95

Esters are recognized by their________

6 / 95

The % age of carbon in peat is____________

7 / 95

Which one is heterocyclic compound?

8 / 95

The % age of carbon is lignite is___________

9 / 95

The functional group -COOH is found in_______

10 / 95

The ability of carbon atoms to form chains is called_____

11 / 95

Natural gas is used to make_________

12 / 95

Who was prepared acetic acid in laboratory?

13 / 95

Coal gas is the mixture of______

14 / 95

Which one contains triple covalent bond?

15 / 95

The % age of carbon in coke is_________

16 / 95

Which one of the following does not contain protein?

17 / 95

Alkyl radical is derivative of__________

18 / 95

Condensed form of propane is________

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

(Select Correct Option)

19 / 95

Vitamins are found in____________

20 / 95

The basic unit of carbohydrates is_________

21 / 95

Carbonization process is the conversion of__________

22 / 95

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

23 / 95

Organic compounds are soluble in_________

24 / 95

The main component of natural gas is___________

25 / 95

Name the gas which is not found in coal gas_______

26 / 95

The molecular formula of pentane is_______

  • CH4
  • C3H3
  • C5H12 
  • C4H10

(Select Correct Option)

27 / 95

Which one is main source of organic compound?

28 / 95

Coal gas is a mixture of_______________

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

(Select Correct Option)

29 / 95

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

30 / 95

Which one is used as reducing agent_________

31 / 95

Which one contains double covalent bond?

32 / 95

Which one of the following is not a fossil fuel?

33 / 95

Main component of natural gas is______

34 / 95

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

35 / 95

Identify which one of the following compounds is a ketone?

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

(Which Option is Correct)

36 / 95

The % age of carbon in coal is_________

37 / 95

Alkyle Radical is represented as_______

38 / 95

Pitch is black residue of__________

39 / 95

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

40 / 95

How many types of formula of organic compound?

41 / 95

How many Carbons are present in Heptanes?

42 / 95

Coal tar contains compounds_____

43 / 95

Functional group —OH is found.in___________

44 / 95

Geraniol consists of functional group_________

45 / 95

General formula of alkyl radical is_______

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

(Select Correct Option)

46 / 95

Organic compounds have_________

47 / 95

Which one of the following is a synthetic fiber?

48 / 95

Perfumes may also contains_________

49 / 95

Coal tar is a mixture of more than organic compounds_______

50 / 95

Dead plants produce all of these products except_______

51 / 95

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

52 / 95

Which one contains double bond?

53 / 95

Functional group containing — NH2 are called________

54 / 95

Which type of coal is used as house hold coal________

55 / 95

Which one is homocyclic compound?

56 / 95

Functional group containing carbon, hydrogen and halogens are__________

57 / 95

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

58 / 95

Natural gas contains_________

59 / 95

Molecular formula of butane is________

  • C4H10
  • C5H5
  • C4H8
  • C4H6

(Select Correct Option)

60 / 95

The vital force theory suffered rejection in__________

61 / 95

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

62 / 95

Which one of the following is the hardest coal?

63 / 95

Functional group C-O-C is found in__________

64 / 95

The % age of carbon in bituminous is __________

65 / 95

The chemical formula of octane is_________

  • C5H12
  • C3H8
  • C2H6
  • C8H18

(Which Option is Correct)

66 / 95

A benzene ring is made of carbon atoms_______

67 / 95

Which one is soft coal__________

68 / 95

Coal having 90% carbon contents is called_______

69 / 95

The 1st organic compound prepared in laboratory.

70 / 95

Organic compound consisting of “RCOOR” functional group is called_______

71 / 95

Which one of the following does not contain starch _________

72 / 95

In laboratory urea was prepared by_______

73 / 95

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

74 / 95

Coal is blackish complex mixture of compounds of________

75 / 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?

76 / 95

Petroleum is refined by_________

77 / 95

C-C bond is stronger than_____

78 / 95

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

79 / 95

Paraffin’s means___________

80 / 95

Inorganic compounds are obtained from_________

81 / 95

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

82 / 95

Which one contains triple bond?

83 / 95

Homologous series have same_________

84 / 95

The general formula of alkane is ________

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

(Select Correct Answer)

85 / 95

Alkanes are also called__________

86 / 95

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

87 / 95

Which of the following are derived from alkanes?

88 / 95

Silicon occurs in the form of _________

89 / 95

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

90 / 95

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

91 / 95

Which one of the following compounds is an aldehyde?

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

(Which Option is Correct)

92 / 95

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

93 / 95

Coal is consisting of ________types.

94 / 95

Conversion of wood into coal is called ________

95 / 95

Which one provide inert atmosphere in metallurgy process?

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Jahanzeib Khan20:24:45 May 25, 20220%
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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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1 / 72

Butyric acid is present in ____________

2 / 72

Which one of the following species is not amphoteric?

  • H2O
  • NH3
  • HCO3
  • SO4

Which Option is Correct?

3 / 72

Which acid is used for etching designs on copper plates?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which Option is Correct ?

4 / 72

Word “Acidus” means__________

5 / 72

Acetic acid is a weak acid because it _______________

6 / 72

Maltic acid is present in _________

7 / 72

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

8 / 72

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

  • CaCl2
  • NaCl
  • CaO
  • Na2SiO3

Select Correct Answer ?

9 / 72

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

10 / 72

The word acid is derived from thy_________

11 / 72

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

12 / 72

A conjugate acid is a specie formed by accepting a ________

13 / 72

Which is used to remove the grease stains from clothes?

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

Which Option is suitable?

14 / 72

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

  • H2
  • CO2
  • Cl2
  • N2

The Correct Option is ________

15 / 72

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

16 / 72

Alkalis react with ammonium salt to liberate_______

  • SO2
  • CO2
  • NH3
  • H2

Which Option is Correct?

17 / 72

Uric acid is present in__________

18 / 72

Which acid is used an electrolyte in lead storage battery?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which is Correct Option ?

19 / 72

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

20 / 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 _____________

21 / 72

Arrhenius presented his concept about acids and bases in________

22 / 72

Which is used to manufacture of soap?

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

Select Correct Option.

23 / 72

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

24 / 72

Citric acid is present in ___________

25 / 72

Which one is Lewis acid?

  • BF3
  • AIC3
  • FeCl3
  • All of these

Which Option is Correct ?

26 / 72

The water of crystallization is responsible for the ___________

27 / 72

A conjugate base is a specie formed by donating a ___________

28 / 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?

29 / 72

Methyl orange produces colour in basic solution _____________

30 / 72

Which one is Lewis base?

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

Select One Option.

31 / 72

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

32 / 72

Which one is not an Arrhenius acid?

  • HCl
  • H2SO4
  • CO2
  • HNO3

Select One Option.

33 / 72

Which one is not an Arrhenius base?

  • NaOH
  • KOH
  • Ca(OH)2
  • NH3

Which Option is Correct ?

34 / 72

Formic acid is present in _______________

35 / 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 ?

36 / 72

Indicators are the ___________

37 / 72

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

  • H2
  • CO2
  • SO2
  • NH3

The Correct Option is ____________

38 / 72

Jabir Bin Haiyan prepared ____________

39 / 72

Which acid is present in our stomach?

40 / 72

A salt always _________________

41 / 72

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

42 / 72

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

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Which Option is Correct?

43 / 72

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

44 / 72

Which one is mineral acid?

  • HCl
  • H2SO4
  • HNO3
  • All of these

Select Correct Option.

45 / 72

Which one of the following is a Lewis base?

  • NH3
  • BF3
  • H+
  • AICI3

Select one Option

46 / 72

Basic solutions have pH value__________

47 / 72

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

48 / 72

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

49 / 72

All acids turn blue litmus into _____________

50 / 72

Lavoisier named binary compounds of oxygen acids in_______

51 / 72

Lewis acid-base concept have the following characteristics except______

52 / 72

Which one is used for alkaline batteries?

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

Which Option is Correct?

53 / 72

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

54 / 72

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

55 / 72

Which salt is used as a table salt?

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Select One Option.

56 / 72

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

57 / 72

pH of neutral solution is always ________

58 / 72

pH value normally varies from_________

59 / 72

Which acid is used for food preservation?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Select one Option which is Correct?

60 / 72

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

61 / 72

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

62 / 72

Acidic solutions have pH value _______

63 / 72

Which is used as foaming agent in fire extinguishers?

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

Select Correct Option.

64 / 72

Select Correction Option

65 / 72

A reaction between an acid and a base produce___________

66 / 72

When acids react with metals which gas is evolved?

  • H2
  • O2
  • Cl2
  • N2

Select any One Option.

67 / 72

A salt is not composed of ___________

68 / 72

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

  • NaCl
  • Na2CO3
  • NaHCO3
  • Na2SiO3

Select Correct Option

69 / 72

Select one Option

70 / 72

All bases turn red litmus into __________

71 / 72

Stearic acid present in______________

72 / 72

Phenolphthalein produces red color in ___________

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Chemistry Notes, Problems for Class 10th

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

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

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-9

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1 / 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

2 / 89

There are ___________possibilities of predicting extent of reaction.

3 / 89

Reverse reactions gradually ______________

4 / 89

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

5 / 89

Which chemical is called king of chemicals?

  • KNO3
  • H2SO4
  • HCl
  • NHO3

Which Option is Correct ?

6 / 89

When the magnitude of Kc is very large it indicates___________

7 / 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_________

8 / 89

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

9 / 89

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

10 / 89

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

11 / 89

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

  • N2
  • O2
  • Cl2
  • S

Which Option is Correct ?

12 / 89

When a reaction ceases to proceed further, it is called_____________

13 / 89

Irreversible reaction consists of_________

14 / 89

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

15 / 89

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

16 / 89

When H2 and O2 combine they form__________

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

Select Correct Option?

17 / 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 ?

18 / 89

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

19 / 89

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

20 / 89

Which is the king of chemicals?

21 / 89

There are ___________major components of atmosphere.

22 / 89

Reversible reaction____________

23 / 89

The units of molar concentration_____________

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

Which Option is Correct ?

24 / 89

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

25 / 89

In extent of reaction, the reaction goes to completion have__________

26 / 89

In direction of a reaction, reaction is at equilibrium then_____________

27 / 89

Numerical value of Kc predicts_____________

28 / 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 ?

29 / 89

At equilibrium the rate of forward and reverse reaction becomes_____

30 / 89

When CaO reacts with CO2 they produce_________

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

Which Option is Correct?

31 / 89

Dynamic means, reaction is__________

32 / 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_________

33 / 89

The oxidation of carbon monoxides goes to completion at _____________

34 / 89

A reverse reaction is one that_______

35 / 89

The characteristics of inversible reaction are the following except_____________

36 / 89

When H2 and I2 combine they form ____________

  • H2O
  • HI
  • I2
  • H2 & I2

which Option is Correct ?

37 / 89

At initial stage the rate of forward reaction is______________

38 / 89

When the reaction ceases to proceed, it is called_________

39 / 89

The color of iodine is______

40 / 89

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

41 / 89

An equilibrium is achievable only in ___________________

42 / 89

Name the reactants in this equation

2H2 +O2   —> 2H2O

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

Select One Options

43 / 89

In direction of a reaction, reaction proceeds forward then______________

44 / 89

There are ___________ possibilities at equilibrium state.

45 / 89

In direction of a reaction, reaction proceeds reverse then___________

46 / 89

When the magnitude of Kc is very small it indicates_____________

47 / 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 ?

48 / 89

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

49 / 89

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

50 / 89

Reversible reactions take place in__________

51 / 89

Nitrogen and oxygen constituents ________of the atmosphere

52 / 89

In the beginning, the reverse reactions are ________

53 / 89

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

54 / 89

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

55 / 89

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

56 / 89

The characteristics of reversible reactions are the following except____

57 / 89

Oxygen is used to prepare_______________

58 / 89

The two major components of atmosphere are ___________

59 / 89

Many environmental systems depend for their_____________

60 / 89

Gases are being used to manufacture____________

61 / 89

Which Option is Correct

62 / 89

Which type of reactions speed up gradually?

63 / 89

Nitrogen is used to prepare _______________

64 / 89

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

65 / 89

By knowing the value of equilibrium constant ____________can be predicted.

66 / 89

Which gas is used to prepare ammonia?

  • N2
  • O2
  • Cl2               
  • S

Which Option is Correct ?

67 / 89

Which type of reactions do not go to completion?

68 / 89

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

69 / 89

There are ____________ characteristics of dynamic Equilibrium.

70 / 89

Equilibrium constant value “Kc” is equal to__________

71 / 89

Sulphur dioxide is used to manufacture_____________

72 / 89

In an irreversible reaction dynamic equilibrium ______

73 / 89

The two major components of atmosphere are ____________

74 / 89

Ammonia gas is used to manufacture__________

75 / 89

Point out the co efficient in the following hypothetical reaction

2A+3 D   —>   4C+8D

76 / 89

At dynamic equilibrium__________

77 / 89

The %age of nitrogen and oxygen in our atmosphere is_________

78 / 89

The forward reaction takes place__________

79 / 89

There are ___________possibilities of predicting extent of reaction.

80 / 89

Reaction quotient is expressed as_____________

81 / 89

Which type of reactions take place in both directions?

82 / 89

The Color of hydrogen iodide is___________

83 / 89

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

84 / 89

When a system is at equilibrium states?

85 / 89

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

86 / 89

Forward reaction takes place from______________

87 / 89

Reaction in which reactants react to form products called__________

88 / 89

Reverse reaction take place from____________

89 / 89

In chemical reactions the substances that combine are called _________

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amber18:18:42 Oct 02, 20220%
Jjjj12:31:20 Oct 01, 202270%
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Short 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 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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