Chemistry Notes

Chemistry Notes for Class-10 Chapter-15

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

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

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Chemistry Ch#15, 10th Class

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1 / 61

Chemical formula of lime stone is _____________

2 / 61

Calcium carbonate is in water _________

3 / 61

The removal of which ion causes water softening.

4 / 61

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

5 / 61

Which one of the following diseases causes liver inflammation?

6 / 61

The heat capacity of water is _____________

7 / 61

Which of the following is soluble in water?

8 / 61

Which hepatitis is caused by contaminated water?

9 / 61

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

10 / 61

Neurological damage is caused by the poisoning of__________

11 / 61

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

12 / 61

Which element protects teeth from decay?

13 / 61

Water molecules show structure _________

14 / 61

Which element do not cause toxicity in water?

15 / 61

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

16 / 61

Maximum density of water at 4°C is _______________

17 / 61

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

18 / 61

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

19 / 61

Which is not a heavy metal?

20 / 61

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

21 / 61

The freezing point of water is _____________

22 / 61

Water which produces good lather with soap is called __________

23 / 61

Which of the following is insoluble in water?

24 / 61

Acute lead poisoning causes dysfunction of_____________

25 / 61

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

26 / 61

Vibrious cholera causes _______

27 / 61

Temporary hardness is removed by adding _____________

28 / 61

Gypsum in water is ____________

29 / 61

Hook worm larvae enter the body through __________

30 / 61

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

31 / 61

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

32 / 61

Which of the following salt is soluble in water?

33 / 61

Inland water includes _________________

34 / 61

Specific heat capacity of water is _____________

35 / 61

Chemical formula of hypochlorous acid is __________

36 / 61

Which disease is caused by polluted water?

37 / 61

Industrial effluents are highly____________

38 / 61

Sodium zeolite is naturally occurring reason of___________

39 / 61

Which organ ceases to function during Jaundice?

40 / 61

Temporary hardness in water can be removed by ___________

41 / 61

Temporary hardness is because of______________

42 / 61

Swimming pools are cleaned by the process________

43 / 61

Hard water can cause____________

44 / 61

Example of pest is___________

45 / 61

Chemical form of gypsum___________

46 / 61

The percentage of oceans in world water is _______

47 / 61

Permanent hardness is removed by adding__________

48 / 61

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

49 / 61

Acute cadmium poisoning causes __________

50 / 61

The boiling point of water is ____________

51 / 61

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

52 / 61

Hookworm infects ___________

53 / 61

Water dissolves non-ionic compound by ________

54 / 61

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

55 / 61

Water has a maximum density at __________

56 / 61

The percentage of potable water on earth is____________

57 / 61

Temporary hardness is due to the presence of bicarbonates of __________

58 / 61

Soap is the sodium salt of long chain of _____________

59 / 61

The percentage of water in human body is_____

60 / 61

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

61 / 61

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

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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%
Atif10:58:37 Aug 22, 202378%
Atif10:48:11 Aug 22, 202340%
sadaf shah11:07:03 Jul 22, 202347%
Basharat12:03:29 Jul 17, 202334%
Sehar11:40:32 Apr 26, 202337%
Sher14:54:59 Apr 09, 202373%
Yasir21:20:14 Apr 08, 202352%
Talha12:16:11 Mar 20, 202390%
Hoor11:07:26 Feb 28, 202332%
Hjhh17:59:00 Feb 09, 202326%
danish17:23:12 Feb 02, 20233%
807:07:01 Feb 01, 202377%
Qwerty20:49:32 Nov 11, 202249%
Ayan20:55:08 Nov 04, 202268%
Allia22:44:47 Oct 19, 202232%
Alizay06:55:40 Oct 08, 202291%
Alizay06:44:56 Oct 08, 202291%
Alizay06:29:02 Oct 08, 202247%
MAAZ18:35:25 Oct 06, 202234%
Rubab20:13:10 Sep 28, 202229%
Ammar10:55:09 May 26, 202229%
Junaid18:56:48 May 25, 202226%
Hshssh21:49:47 May 15, 202275%
Areeza19:07:43 May 15, 20224%
Parivash14:07:47 May 15, 202232%
Mahnoor20:39:48 May 10, 202262%
amna06:52:05 May 08, 202281%
Bela03:08:51 May 06, 202250%
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Ahmad23:21:14 Apr 06, 202291%
Ahmad hassan chishti23:11:16 Apr 06, 202257%
jinnie16:43:26 Apr 05, 202218%
Emaan16:05:29 Apr 05, 20223%
Fatima07:53:23 Apr 05, 202283%
Huzaifa04:36:20 Jul 30, 202129%
Faisalriaz13:48:25 Dec 10, 2020100%
Faisalriaz16:18:17 Dec 09, 202098%
Faisalriaz16:06:34 Dec 09, 202096%
Faisalriaz20:02:19 Dec 08, 202095%
Faisalriaz16:04:53 Dec 08, 202091%

 

MCQs in PDF Format

 

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Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2021 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-16

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

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Chemistry Ch#16, 10th Class

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1 / 53

The number of carbon atoms present in petroleum gas_______

2 / 53

Concentration is a separating technique in which mineral is separated from___________

3 / 53

Blast furnace usually used for the metallurgy of__________

4 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

5 / 53

When crude oil is heated in the fractionating tower__________

6 / 53

In Solvay’s process slaked lime is used to_________

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

Which Option is Correct?

7 / 53

The nitrogen present in urea is used by plants to synthesize_________

8 / 53

Which one is not metal?

9 / 53

How many % age of urea is used as fertilizers?

10 / 53

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

11 / 53

The number of carbon atoms present in fuel oil_______________

12 / 53

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

13 / 53

Froth flotation process is used to concentrate the ore on________

14 / 53

How many % age of nitrogen in urea fertilizers?

15 / 53

Crude oil is heated in fractionating furnace upto_________

16 / 53

Sodium carbonate is manufactured by___________

17 / 53

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

18 / 53

A saturated solution of sodium chloride is called _____________

19 / 53

In the bessemerization process__________

20 / 53

Raw materials used in Solvay process.

21 / 53

Formula of urea is__________

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

Which Option is Correct ?

22 / 53

Which contains sufficient amount of metal?

23 / 53

Concentration is a __________

24 / 53

Brown hair contains___________

25 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

26 / 53

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

27 / 53

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

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

Which Option is Correct ?

28 / 53

Froth flotation process is used to concentrate_________

29 / 53

Ammonia is prepared by the process__________

30 / 53

Which one of the following is used as jet fuel ?

31 / 53

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

32 / 53

The number of carbon atoms present in petroleum ether _________

33 / 53

The number of carbon atoms present in diesel oil______________

34 / 53

Sindh Alkalies Limited was established near Karachi in ___________

35 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

36 / 53

The elements that do not conduct heat and electricity are called_________

37 / 53

Imperial chemical industries (ICT) was established in_________

38 / 53

The number of carbon atoms present in gasoline or petrol________

39 / 53

Concentration of the copper ore is carried out by___________

40 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

41 / 53

Compounds of metals exist under earth crust are called_______

42 / 53

The raw materials for the manufacturing of urea are ___________

43 / 53

The residual oil is heated above 400-C to produce___________

44 / 53

Blonde hair contains compounds of____________

45 / 53

Which one is not metal?

46 / 53

Which one of the ore of copper?

47 / 53

The number of carbon atoms present in kerosene oil_______

48 / 53

Metallurgy involves which of the following steps?

49 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

50 / 53

Extraction of metals from its ores is called___________

51 / 53

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

52 / 53

Red hair contains compounds of____________

53 / 53

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

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

 

MCQs in PDF Format

 

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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

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

3 / 77

The recombination of O and O2 in mid stratosphere is an_______

4 / 77

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

5 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

6 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

7 / 77

The pH of water containing CO2 is_____

8 / 77

Iron and steel structure are damaged by___________

9 / 77

Which is not a poisonous gas?

10 / 77

Thermosphere lies beyond__________

11 / 77

Ozone has a smell like _________

12 / 77

Which gas is in involved in ozone depletion?

13 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

14 / 77

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

15 / 77

Which factor determines the severity of a pollutant?

16 / 77

Which is not a part of flue gas?

17 / 77

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

18 / 77

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

19 / 77

About 99% atmosphere mass lies within_________

20 / 77

Which one of the followings is not a greenhouse Effect?

21 / 77

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

22 / 77

Ozone is an allotropic form of____________

23 / 77

The region of ozone decomposition in stratosphere is_______

24 / 77

The smell of photocopies machine is due to the presence of_________

25 / 77

The percentage by volume of nitrogen in dry gas is_______

26 / 77

Which pollutant is responsible for changing weather?

27 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

28 / 77

Ozone depletion was first noticed in ___________

29 / 77

Which of the following is a poisonous gas?

30 / 77

Which one of the following is not an air pollutant?

31 / 77

Buildings are being damaged by acid rain because it attacks_________

32 / 77

The envelope of different gases around the earth is called___________

33 / 77

Ozone is beneficial for us as it_________

34 / 77

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

35 / 77

Which gas is the major constituent of troposphere?

36 / 77

Global warming is because of_____________

37 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

38 / 77

The region in which ozone layer depletes is called___________

39 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

40 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

41 / 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)

42 / 77

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

43 / 77

Fossil fuel means __________

44 / 77

Which of the following is a secondary pollutant?

45 / 77

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

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

46 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

47 / 77

Almost all air crafts fly in which region?

48 / 77

Incinerator reduces solid waste into__________

49 / 77

PAN strands for__________

50 / 77

Which is not a characteristic of SO2

51 / 77

The Earth’s atmosphere is getting hotter because of____________

52 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

53 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

54 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

55 / 77

Atmosphere has ___________regions.

56 / 77

Major portion of ozone layer is found in__________

57 / 77

A pollutant is a waste material that pollutes_____________

58 / 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

59 / 77

Ozone layer is not found in__________

60 / 77

Just above the Earth surface is called __________

61 / 77

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

62 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

63 / 77

99% of atmosphere consists of___________

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

Select Correct Option

64 / 77

Carbon monoxide is harmful to us because______________

65 / 77

Higher concentration of CO causes__________

66 / 77

At which region all weather occurs?

67 / 77

A group of gases that maintains temperature of atmosphere are __________

68 / 77

High concentration of which metal clogs the fish gills.

69 / 77

The pH of acid rain is___________

70 / 77

Mesosphere has a temperature range__________

71 / 77

Which gas is responsible in warming the atmosphere?

72 / 77

Which of the following can be used as a fuel?

73 / 77

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

74 / 77

How many Natural Systems Are Exist on our Earth?

75 / 77

Which is the major effect of global warming?

76 / 77

Effects of ozone depletion are following except the one_____

77 / 77

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

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-13

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

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

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Chemistry Ch#13, 10th Class

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1 / 121

Ethyl butanoate smells like__________

2 / 121

Eggs, Oils and fats contain vitamin_____________

3 / 121

Fructose contain group__________

4 / 121

Night blindness is because of deficiency of ________

5 / 121

Accessories growth factors later named vitamins by________

6 / 121

Which helps to keep the bowel functioning properly?

7 / 121

Marine source of oil is _______

8 / 121

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

9 / 121

Vitamin B, was discovered by__________

10 / 121

Solomon and Wales oil is used as __________

11 / 121

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

12 / 121

Methyl butanoate smell like_______

13 / 121

DNA was discovered by__________

14 / 121

Amino acids are the building blocks of_________

15 / 121

When glucose and fructose combine, they produce_________

16 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

17 / 121

Starch is commonly found in____________

18 / 121

Percentage of protein in dry weight of cell is _________

19 / 121

Enzymes are proteins which have the following properties except___________

20 / 121

Glucose is_____________

21 / 121

Butter and fats are obtained from_________

22 / 121

The source of galactose_________

23 / 121

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

24 / 121

Which one is a proteins?

25 / 121

Photosynthesis process produces______

26 / 121

Nature of polysaccharides is__________

27 / 121

___________ is synthesizes by Plants.

28 / 121

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

29 / 121

DNA structure was discovered in __________

30 / 121

Margarine is produced by adding ___________ to vegetable oil.

31 / 121

___________is a poor conductor

32 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

33 / 121

Low sugar level in human body results in______________

34 / 121

Dextrose solution contain_________ calories of energy.

35 / 121

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

36 / 121

Denaturing of protein is caused by______________

37 / 121

Vitamins were discovered in________

38 / 121

Amino acids are linked with each other through________

39 / 121

Monosaccharides cannot be _________

40 / 121

Energy provided by carbohydrate is __________

41 / 121

___________is essential component living cells.

42 / 121

Which one is found in bones?

43 / 121

Mono-saccharides are ________sugars.

44 / 121

Thousands of amino acids polymerize to form__________

45 / 121

Carbohydrates is directly used by__________

46 / 121

The important mono-saccharides is ______

47 / 121

The organic compound used as drugs to control bleeding are__________

48 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

49 / 121

Which is not a reducing sugar?

50 / 121

Which carbohydrate is used directly by muscles for energy?

51 / 121

The most important oligosaccharide is____________

52 / 121

Which one of the following are amorphous solids?

53 / 121

Deficiency of vitamin D cause __________

54 / 121

Monosaccharides are crystalline solids________

55 / 121

The glucose is further polymerized to form_________

56 / 121

Source of simple sugar is_________

57 / 121

Which of the followings is a disaccharide?

58 / 121

Carbohydrates regulate the amount of _________ in our body.

59 / 121

Esters of butanoic acids have ________ smell.

60 / 121

Oil exists in form of___________

61 / 121

Oils and fats are esters of large chain fatty acids with__________

62 / 121

The percentage of protein in dry weight of cell_______

63 / 121

Carbohydrates are ________ in water.

64 / 121

Which one of the following vitamins is water soluble?

65 / 121

Tetra-saccharides are classified under__________

66 / 121

When bones are heated, they give____________

67 / 121

Nucleic acids are made up of long chain of___________

68 / 121

Deficiency of Vitamin E causes_________

69 / 121

Rancid butter has________________

70 / 121

Human body uses carbohydrates in the form of_________

71 / 121

50% dextrose contains approximate amount of energy_________

72 / 121

Carbohydrates are__________

73 / 121

Fat soluble vitamins are ______

74 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

75 / 121

Carbohydrates are synthesized by plants through______

76 / 121

RNA stands for _________

77 / 121

Maltose is commonly found in_________

78 / 121

Which of the following is tasteless?

79 / 121

Which is the essential sugar found in milk?

80 / 121

________is responsible for the transmission of genetic information.

81 / 121

Ethyl butanoate smells like__________

82 / 121

Lipids are macromolecules made up of____________

83 / 121

Monosaccharides consists of number of carbon atoms_______

84 / 121

Which is a hereditary material?

85 / 121

White viscous fluid (albumen) present in an egg is______________

86 / 121

Carbohydrates are synthesized by plants through_________

87 / 121

Gelatin is used in ________

88 / 121

Protein is not found in____________

89 / 121

Proteins are essential for the formation of________

90 / 121

The energy provided by carbohydrates in per gram ______

91 / 121

Fats exists in_________

92 / 121

Vitamin C is also called________

93 / 121

Amino acids are __________ of protein.

94 / 121

Which one of the following cannot be hydrolyzed?

95 / 121

Carbohydrates are molecule_______

96 / 121

Maltose a disaccharide of two molecules________

97 / 121

Which one of the following is a reducing sugar?

98 / 121

RNA consists of_________

99 / 121

Funk discovered vitamin _________

100 / 121

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

101 / 121

The nature of enzyme is____________

102 / 121

The most important disaccharide is__________

103 / 121

Synthesis of protein is directed by____________

104 / 121

Which helps in lowering of cholesterol level?

105 / 121

Smell of rancid butter is due to the presence of_______________

106 / 121

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

107 / 121

Which of the followings is a triglyceride?

108 / 121

Which is the natural sugar found in starchy foods?

109 / 121

Glucose and fructose are_________

110 / 121

In hydrogenation of vegetable oil catalyst employed is________

111 / 121

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

112 / 121

RNA act role as _________

113 / 121

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

114 / 121

Disease of deficiency of vitamin A is_______

115 / 121

Fats and oils are _________ foods.

116 / 121

Triglycerides are fatty acids____________

117 / 121

___________ is an example of pure cellular.

118 / 121

Starch is found in____________

119 / 121

Lipids are made of ___________

120 / 121

A bond formed between two amino acids is____________

121 / 121

Polysaccharides is _______solid.

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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

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-12 of Chemistry, 10th Class, Hydrocarbons.

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Chemistry Ch#12, 10th Class

Here MCQs for your Revision

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1 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

2 / 96

Due to which property alkane are used as fuel___________

3 / 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?

4 / 96

Which is used as Anti-freezer?

5 / 96

Oxidation of ethene with KMnO4 produces______

6 / 96

In dry cleaning, which chemical is used?

7 / 96

Alkanes are also called ________

8 / 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)

9 / 96

Alkenes are prepared from alcohols by a process called_________

10 / 96

Which compound is used for welding process?

11 / 96

Alkanes give reaction only _____

12 / 96

Ethene reacts with H2SO4 at temperature of_________

13 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

14 / 96

Di-methy acetylene is also called___________

15 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

16 / 96

Which of the following does not occur free in nature?

17 / 96

Detergents are the sodium salts of__________

18 / 96

Methane forms natural gas about___________

19 / 96

Incomplete combustion of alkanes produces __________

20 / 96

Dehydrohalogenation takes place in the presence of_____________

21 / 96

Due to increase in molar mass which property increases?

22 / 96

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

23 / 96

Traces of acetylene are present in coal gas about ___________

24 / 96

Which of the following property is not present in hydrocarbons?

25 / 96

Dehydration means removal of__________

26 / 96

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

27 / 96

The Hydrocarbons having double bond are called _________

28 / 96

Which one of the following is a substitution reaction?

29 / 96

The end product of oxidation of acetylene is_______

30 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

31 / 96

Alkynes being more reactive than __________

32 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

33 / 96

The density of alkane increases with the increase of _________

34 / 96

Methane is also called ______

35 / 96

Which is the characteristics property of alkanes?

36 / 96

The example of rubbers is ________

37 / 96

Alkanes do not react in__________

38 / 96

Number of bonds in propene is ______________

39 / 96

Traces of acetylene are present in coal gas about_________

40 / 96

Glyoxal is oxidize into_________

41 / 96

Alkenes are insoluble in___________

42 / 96

Alkenes is also called ______

43 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

44 / 96

Alkenes are produced in large amounts by cracking of_________

45 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

46 / 96

Which of the following gas is used in warfare?

47 / 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 ?

48 / 96

Which of the following is not alcohol?

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

Select Correct Option

49 / 96

Carbon black is used in the manufacture of_______

50 / 96

In shoe polishes, which chemical is used?

51 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

52 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

53 / 96

Alcohol is soluble in water due to ________

54 / 96

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

55 / 96

Oxidation of alkenes produce______

56 / 96

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

57 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

58 / 96

The order of reactivity of hydrogen halides with alkenes is__________

59 / 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

60 / 96

Which of the following is a synthetic fiber?

61 / 96

Addition of hydrogen is called _________

62 / 96

Alkanes are least reactive compounds because they are____________

63 / 96

Substitution reaction is the characteristics of__________

64 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

65 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

66 / 96

A solution of bromine in water having colour________

67 / 96

The alkanes consisting of C5 to C10 are__________

68 / 96

Ethylene oxide is used as _________

69 / 96

Which one of the following is a substitution reaction?

70 / 96

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

71 / 96

Formula of nascent hydrogen is_______

72 / 96

Which of the following is not a function of chloroform?

73 / 96

Those Hydrocarbons having high molecular mass are___________

74 / 96

The reduction of alkyl halides takes place in the presence of___________

75 / 96

Alkyne forms____________

76 / 96

Carbon tetra chloride is used in_______

77 / 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?

78 / 96

Amorphous forms of carbons are______

79 / 96

Which of the following has higher energy?

80 / 96

paraffins means________

81 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

82 / 96

Number of bonds present in methane________

83 / 96

Banana when ripped produces gas________

84 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

85 / 96

Banaspati Ghee is also called______

86 / 96

Benzene is formed by the polymerization of_______________

87 / 96

Incomplete combustion of alkanes produces________

88 / 96

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

89 / 96

Which is present 85% in natural gas?

90 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

91 / 96

Ethylene is present in natural gas sometimes to the extent of________

92 / 96

Chloroform is used for__________

93 / 96

Some orchids attract bees for pollination by producing_________

94 / 96

Carbon has valency_______

95 / 96

The compound having at least one benzene ring are called________

96 / 96

Which one of the following is more reactive?

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Fatima Shahid22:36:13 Jan 10, 202556%
M.Binyameen Niazi12:44:08 Dec 25, 202429%
Ruhma01:55:07 Dec 21, 202471%
Seerat19:00:45 Sep 15, 202425%
abdullah00:47:10 Apr 01, 202466%
MUHAMMAD10:41:22 Feb 07, 202469%
rAiMaA>>11:49:56 Jan 31, 202486%
RH>>11:39:04 Jan 31, 202468%
RH11:07:29 Jan 31, 202457%
zurriii10:26:48 Jan 08, 20240%
mm15:28:18 Jan 01, 20240%
m15:23:00 Jan 01, 20240%
aawa12:53:41 Dec 28, 20230%
1112:52:46 Dec 28, 20230%
1112:52:37 Dec 28, 20230%
tania14:48:34 Dec 27, 20230%
tania14:47:39 Dec 27, 20230%
Guest11:03:50 Dec 26, 20230%
Hadia noor11:01:06 Dec 26, 20230%
moosa kashif20:54:22 Dec 21, 20230%
zainab21:08:07 Dec 20, 202312%
abdul19:31:59 Dec 13, 202377%
m01:03:37 Nov 17, 202363%
sadaf shah10:12:28 Jul 22, 202347%
Basharat16:14:39 Jul 14, 202341%
Basharat13:07:07 Jul 14, 202319%
df20:14:23 Apr 25, 202325%
Dr.Abeera Zainab22:55:16 Apr 08, 202328%
hassan21:13:57 Feb 25, 202342%
abdulahad20:05:28 Feb 13, 20235%
Adnan19:44:49 Nov 08, 202275%
RAFIA NIAZI20:57:28 Oct 11, 202213%
Kinza Nasir23:00:27 Oct 09, 202280%
sara14:50:18 Oct 09, 202233%
Abdullah05:17:21 Oct 03, 202253%
Queen08:22:29 Oct 01, 202226%
Zeeshan awan16:13:35 Sep 26, 202282%
Zeeshan awan16:13:35 Sep 26, 202282%
Zeeshan awan15:33:31 Sep 26, 202233%
JamjJz13:50:58 Sep 26, 202259%
Tuu12:07:49 Sep 26, 20222%
Parivash14:16:06 May 15, 202228%
shank shakya21:18:41 May 11, 202238%
Khadim BalOch20:24:23 May 07, 202269%
Amna20:05:28 May 07, 202273%
Faizan13:30:52 Apr 19, 202240%
mantasha00:37:15 Apr 10, 202241%
Aneeza23:51:31 Apr 09, 202285%
Aneeza23:38:49 Apr 09, 202281%
Aneeza23:20:43 Apr 09, 202245%

 

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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.

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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