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

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Chemistry Ch#15, 10th Class

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1 / 61

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

2 / 61

Which disease is caused by polluted water?

3 / 61

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

4 / 61

Calcium carbonate is in water _________

5 / 61

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

6 / 61

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

7 / 61

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

8 / 61

Acute cadmium poisoning causes __________

9 / 61

Temporary hardness in water can be removed by ___________

10 / 61

The heat capacity of water is _____________

11 / 61

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

12 / 61

Which hepatitis is caused by contaminated water?

13 / 61

Acute lead poisoning causes dysfunction of_____________

14 / 61

The percentage of potable water on earth is____________

15 / 61

Which element do not cause toxicity in water?

16 / 61

The percentage of oceans in world water is _______

17 / 61

The freezing point of water is _____________

18 / 61

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

19 / 61

Permanent hardness is removed by adding__________

20 / 61

Chemical form of gypsum___________

21 / 61

Water has a maximum density at __________

22 / 61

Which is not a heavy metal?

23 / 61

Specific heat capacity of water is _____________

24 / 61

Temporary hardness is due to the presence of bicarbonates of __________

25 / 61

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

26 / 61

Chemical formula of hypochlorous acid is __________

27 / 61

Hard water can cause____________

28 / 61

The boiling point of water is ____________

29 / 61

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

30 / 61

Which of the following is insoluble in water?

31 / 61

Which of the following is soluble in water?

32 / 61

Sodium zeolite is naturally occurring reason of___________

33 / 61

Hookworm infects ___________

34 / 61

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

35 / 61

Soap is the sodium salt of long chain of _____________

36 / 61

The removal of which ion causes water softening.

37 / 61

The percentage of water in human body is_____

38 / 61

Temporary hardness is removed by adding _____________

39 / 61

Industrial effluents are highly____________

40 / 61

Temporary hardness is because of______________

41 / 61

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

42 / 61

Which of the following salt is soluble in water?

43 / 61

Example of pest is___________

44 / 61

Gypsum in water is ____________

45 / 61

Inland water includes _________________

46 / 61

Chemical formula of lime stone is _____________

47 / 61

Which element protects teeth from decay?

48 / 61

Maximum density of water at 4°C is _______________

49 / 61

Neurological damage is caused by the poisoning of__________

50 / 61

Which organ ceases to function during Jaundice?

51 / 61

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

52 / 61

Water dissolves non-ionic compound by ________

53 / 61

Hook worm larvae enter the body through __________

54 / 61

Vibrious cholera causes _______

55 / 61

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

56 / 61

Water which produces good lather with soap is called __________

57 / 61

Which one of the following diseases causes liver inflammation?

58 / 61

Swimming pools are cleaned by the process________

59 / 61

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

60 / 61

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

61 / 61

Water molecules show structure _________

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hello i am gian.11:01:05 Feb 06, 202598%
unknown410:51:17 Feb 06, 202573%
Tooba21:05:41 Jan 15, 202552%
Fizza Arif23:15:03 Aug 03, 202477%
obaid06:47:15 Apr 01, 202465%
hgh01:28:28 Apr 01, 202437%
zainab13:42:27 Feb 25, 202427%
Ayesha Nasir14:46:05 Feb 21, 202467%
Ayesha Nasir14:28:40 Feb 21, 202429%
Ali15:17:49 Feb 18, 20240%
Sultan Khan08:59:40 Feb 18, 202465%
Sultan Khan08:49:27 Feb 18, 202437%
hassan09:44:27 Feb 01, 202467%
zainab21:23:41 Jan 29, 2024100%
zainab20:45:50 Jan 29, 202495%
mr zainab20:29:38 Jan 29, 202486%
H B C S19:53:35 Jan 26, 202481%
Warda khan21:44:58 Jan 06, 202434%
vg20:42:48 Dec 13, 202381%
laiba17:43:41 Dec 10, 202329%
laiba17:43:41 Dec 10, 202329%
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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

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

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Chemistry Ch#16, 10th Class

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1 / 53

How many % age of urea is used as fertilizers?

2 / 53

A saturated solution of sodium chloride is called _____________

3 / 53

In the bessemerization process__________

4 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

5 / 53

The residual oil is heated above 400-C to produce___________

6 / 53

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

7 / 53

Blonde hair contains compounds of____________

8 / 53

Sindh Alkalies Limited was established near Karachi in ___________

9 / 53

Concentration is a separating technique in which mineral is separated from___________

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

12 / 53

In Solvay’s process slaked lime is used to_________

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

Which Option is Correct?

13 / 53

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

14 / 53

Which one is not metal?

15 / 53

Formula of urea is__________

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

Which Option is Correct ?

16 / 53

The elements that do not conduct heat and electricity are called_________

17 / 53

The number of carbon atoms present in gasoline or petrol________

18 / 53

The number of carbon atoms present in petroleum gas_______

19 / 53

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

20 / 53

The number of carbon atoms present in fuel oil_______________

21 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

22 / 53

Which contains sufficient amount of metal?

23 / 53

Ammonia is prepared by the process__________

24 / 53

Which one is not metal?

25 / 53

Froth flotation process is used to concentrate_________

26 / 53

How many % age of nitrogen in urea fertilizers?

27 / 53

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

28 / 53

The number of carbon atoms present in diesel oil______________

29 / 53

The nitrogen present in urea is used by plants to synthesize_________

30 / 53

Which one of the following is used as jet fuel ?

31 / 53

Sodium carbonate is manufactured by___________

32 / 53

Metallurgy involves which of the following steps?

33 / 53

Compounds of metals exist under earth crust are called_______

34 / 53

Raw materials used in Solvay process.

35 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

36 / 53

Blast furnace usually used for the metallurgy of__________

37 / 53

Concentration is a __________

38 / 53

Froth flotation process is used to concentrate the ore on________

39 / 53

The number of carbon atoms present in petroleum ether _________

40 / 53

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

41 / 53

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

42 / 53

The raw materials for the manufacturing of urea are ___________

43 / 53

Concentration of the copper ore is carried out by___________

44 / 53

Brown hair contains___________

45 / 53

Extraction of metals from its ores is called___________

46 / 53

When crude oil is heated in the fractionating tower__________

47 / 53

Imperial chemical industries (ICT) was established in_________

48 / 53

Which one of the ore of copper?

49 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

50 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

51 / 53

The number of carbon atoms present in kerosene oil_______

52 / 53

Crude oil is heated in fractionating furnace upto_________

53 / 53

Red hair contains compounds of____________

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

 

MCQs in PDF Format

 

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

 

Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-14

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If you are looking for Chemistry Notes for Class 10 Chapter-14 then you are on right place, and have found the your required Notes for Chemistry. on this post you can find the all type Notes & Solution for chemistry class 10 problems. so read this post and take benefits for your studies and share with your Friends.

 

 

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

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

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Chemistry Ch#14, 10th Class

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1 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

2 / 77

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

3 / 77

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

4 / 77

Atmosphere has ___________regions.

5 / 77

PAN strands for__________

6 / 77

Which of the following is a poisonous gas?

7 / 77

Which one of the followings is not a greenhouse Effect?

8 / 77

The Earth’s atmosphere is getting hotter because of____________

9 / 77

How many Natural Systems Are Exist on our Earth?

10 / 77

99% of atmosphere consists of___________

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

Select Correct Option

11 / 77

Ozone is beneficial for us as it_________

12 / 77

High concentration of which metal clogs the fish gills.

13 / 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)

14 / 77

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

15 / 77

Global warming is because of_____________

16 / 77

Ozone layer is not found in__________

17 / 77

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

18 / 77

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

19 / 77

Which gas is in involved in ozone depletion?

20 / 77

The pH of acid rain is___________

21 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

22 / 77

A pollutant is a waste material that pollutes_____________

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

The recombination of O and O2 in mid stratosphere is an_______

25 / 77

Which is not a poisonous gas?

26 / 77

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

27 / 77

Ozone is an allotropic form of____________

28 / 77

Just above the Earth surface is called __________

29 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

30 / 77

Thermosphere lies beyond__________

31 / 77

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

32 / 77

The percentage by volume of nitrogen in dry gas is_______

33 / 77

Ultraviolet radiations can cause___________

34 / 77

Buildings are being damaged by acid rain because it attacks_________

35 / 77

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

36 / 77

Ozone depletion was first noticed in ___________

37 / 77

The envelope of different gases around the earth is called___________

38 / 77

Which is not a part of flue gas?

39 / 77

Which pollutant is responsible for changing weather?

40 / 77

About 99% atmosphere mass lies within_________

41 / 77

At which region all weather occurs?

42 / 77

Ozone has a smell like _________

43 / 77

Effects of ozone depletion are following except the one_____

44 / 77

Major portion of ozone layer is found in__________

45 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

46 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

47 / 77

The smell of photocopies machine is due to the presence of_________

48 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

49 / 77

Which gas is the major constituent of troposphere?

50 / 77

Almost all air crafts fly in which region?

51 / 77

Carbon monoxide is harmful to us because______________

52 / 77

The region of ozone decomposition in stratosphere is_______

53 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

54 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

55 / 77

Which is not a characteristic of SO2

56 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

57 / 77

Which of the following can be used as a fuel?

58 / 77

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

59 / 77

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

60 / 77

Mesosphere has a temperature range__________

61 / 77

Which of the following is a secondary pollutant?

62 / 77

Iron and steel structure are damaged by___________

63 / 77

The pH of water containing CO2 is_____

64 / 77

Incinerator reduces solid waste into__________

65 / 77

A group of gases that maintains temperature of atmosphere are __________

66 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

67 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

68 / 77

Which one of the following is not an air pollutant?

69 / 77

Which gas is responsible in warming the atmosphere?

70 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

71 / 77

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

72 / 77

Higher concentration of CO causes__________

73 / 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

74 / 77

Which is the major effect of global warming?

75 / 77

Fossil fuel means __________

76 / 77

The region in which ozone layer depletes is called___________

77 / 77

Which factor determines the severity of a pollutant?

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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

Here MCQs for your Revision

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1 / 121

Maltose a disaccharide of two molecules________

2 / 121

Rancid butter has________________

3 / 121

Nucleic acids are made up of long chain of___________

4 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

5 / 121

___________is essential component living cells.

6 / 121

The glucose is further polymerized to form_________

7 / 121

Ethyl butanoate smells like__________

8 / 121

Carbohydrates is directly used by__________

9 / 121

Polysaccharides is _______solid.

10 / 121

Ethyl butanoate smells like__________

11 / 121

Which of the followings is a triglyceride?

12 / 121

Fats and oils are _________ foods.

13 / 121

Which is a hereditary material?

14 / 121

Which helps in lowering of cholesterol level?

15 / 121

Denaturing of protein is caused by______________

16 / 121

Which helps to keep the bowel functioning properly?

17 / 121

Glucose and fructose are_________

18 / 121

DNA structure was discovered in __________

19 / 121

Which one is found in bones?

20 / 121

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

21 / 121

Glucose is_____________

22 / 121

Which one of the following are amorphous solids?

23 / 121

___________is a poor conductor

24 / 121

Low sugar level in human body results in______________

25 / 121

The percentage of protein in dry weight of cell_______

26 / 121

Monosaccharides cannot be _________

27 / 121

Fructose contain group__________

28 / 121

Tetra-saccharides are classified under__________

29 / 121

Smell of rancid butter is due to the presence of_______________

30 / 121

Gelatin is used in ________

31 / 121

Deficiency of Vitamin E causes_________

32 / 121

Eggs, Oils and fats contain vitamin_____________

33 / 121

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

34 / 121

Carbohydrates are ________ in water.

35 / 121

The most important disaccharide is__________

36 / 121

Triglycerides are fatty acids____________

37 / 121

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

38 / 121

DNA was discovered by__________

39 / 121

Which one of the following vitamins is water soluble?

40 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

41 / 121

50% dextrose contains approximate amount of energy_________

42 / 121

Which one is a proteins?

43 / 121

Nature of polysaccharides is__________

44 / 121

Funk discovered vitamin _________

45 / 121

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

46 / 121

Carbohydrates regulate the amount of _________ in our body.

47 / 121

Which is the essential sugar found in milk?

48 / 121

Proteins are essential for the formation of________

49 / 121

Amino acids are __________ of protein.

50 / 121

Lipids are macromolecules made up of____________

51 / 121

Carbohydrates are synthesized by plants through_________

52 / 121

When glucose and fructose combine, they produce_________

53 / 121

________is responsible for the transmission of genetic information.

54 / 121

Solomon and Wales oil is used as __________

55 / 121

Which is not a reducing sugar?

56 / 121

Dextrose solution contain_________ calories of energy.

57 / 121

Carbohydrates are__________

58 / 121

Enzymes are proteins which have the following properties except___________

59 / 121

RNA act role as _________

60 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

61 / 121

Percentage of protein in dry weight of cell is _________

62 / 121

Human body uses carbohydrates in the form of_________

63 / 121

Lipids are made of ___________

64 / 121

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

65 / 121

RNA consists of_________

66 / 121

Night blindness is because of deficiency of ________

67 / 121

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

68 / 121

Vitamin B, was discovered by__________

69 / 121

The most important oligosaccharide is____________

70 / 121

Which one of the following is a reducing sugar?

71 / 121

Thousands of amino acids polymerize to form__________

72 / 121

Butter and fats are obtained from_________

73 / 121

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

74 / 121

Mono-saccharides are ________sugars.

75 / 121

Deficiency of vitamin D cause __________

76 / 121

Monosaccharides consists of number of carbon atoms_______

77 / 121

Carbohydrates are molecule_______

78 / 121

Carbohydrates are synthesized by plants through______

79 / 121

Which carbohydrate is used directly by muscles for energy?

80 / 121

The energy provided by carbohydrates in per gram ______

81 / 121

RNA stands for _________

82 / 121

Accessories growth factors later named vitamins by________

83 / 121

The important mono-saccharides is ______

84 / 121

Which is the natural sugar found in starchy foods?

85 / 121

The organic compound used as drugs to control bleeding are__________

86 / 121

Synthesis of protein is directed by____________

87 / 121

Margarine is produced by adding ___________ to vegetable oil.

88 / 121

Fat soluble vitamins are ______

89 / 121

___________ is an example of pure cellular.

90 / 121

Starch is found in____________

91 / 121

Photosynthesis process produces______

92 / 121

Which of the followings is a disaccharide?

93 / 121

Which of the following is tasteless?

94 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

95 / 121

Oils and fats are esters of large chain fatty acids with__________

96 / 121

Vitamin C is also called________

97 / 121

Methyl butanoate smell like_______

98 / 121

A bond formed between two amino acids is____________

99 / 121

Disease of deficiency of vitamin A is_______

100 / 121

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

101 / 121

___________ is synthesizes by Plants.

102 / 121

Which one of the following cannot be hydrolyzed?

103 / 121

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

104 / 121

In hydrogenation of vegetable oil catalyst employed is________

105 / 121

When bones are heated, they give____________

106 / 121

Energy provided by carbohydrate is __________

107 / 121

Starch is commonly found in____________

108 / 121

The source of galactose_________

109 / 121

Marine source of oil is _______

110 / 121

Fats exists in_________

111 / 121

Oil exists in form of___________

112 / 121

Source of simple sugar is_________

113 / 121

Monosaccharides are crystalline solids________

114 / 121

Maltose is commonly found in_________

115 / 121

Amino acids are the building blocks of_________

116 / 121

The nature of enzyme is____________

117 / 121

Esters of butanoic acids have ________ smell.

118 / 121

Vitamins were discovered in________

119 / 121

White viscous fluid (albumen) present in an egg is______________

120 / 121

Amino acids are linked with each other through________

121 / 121

Protein is not found in____________

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MCQs in PDF Format

 

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Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-12

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

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Chemistry Ch#12, 10th Class

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1 / 96

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

2 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

3 / 96

Detergents are the sodium salts of__________

4 / 96

Which one of the following is a substitution reaction?

5 / 96

Which one of the following is more reactive?

6 / 96

Di-methy acetylene is also called___________

7 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

8 / 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

9 / 96

Carbon has valency_______

10 / 96

Benzene is formed by the polymerization of_______________

11 / 96

Which of the following gas is used in warfare?

12 / 96

In dry cleaning, which chemical is used?

13 / 96

Banaspati Ghee is also called______

14 / 96

Alkanes do not react in__________

15 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

16 / 96

Which of the following is not alcohol?

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

Select Correct Option

17 / 96

Ethene reacts with H2SO4 at temperature of_________

18 / 96

Which is present 85% in natural gas?

19 / 96

Glyoxal is oxidize into_________

20 / 96

Dehydrohalogenation takes place in the presence of_____________

21 / 96

Alkenes are produced in large amounts by cracking of_________

22 / 96

The density of alkane increases with the increase of _________

23 / 96

Alkanes give reaction only _____

24 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

25 / 96

Oxidation of ethene with KMnO4 produces______

26 / 96

Which of the following has higher energy?

27 / 96

Traces of acetylene are present in coal gas about ___________

28 / 96

Addition of hydrogen is called _________

29 / 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?

30 / 96

Due to increase in molar mass which property increases?

31 / 96

Alkynes being more reactive than __________

32 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

33 / 96

Ethylene oxide is used as _________

34 / 96

The example of rubbers is ________

35 / 96

Carbon black is used in the manufacture of_______

36 / 96

paraffins means________

37 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

38 / 96

Methane forms natural gas about___________

39 / 96

Incomplete combustion of alkanes produces __________

40 / 96

Amorphous forms of carbons are______

41 / 96

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

42 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

43 / 96

Oxidation of alkenes produce______

44 / 96

Number of bonds in propene is ______________

45 / 96

The alkanes consisting of C5 to C10 are__________

46 / 96

Due to which property alkane are used as fuel___________

47 / 96

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

48 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

49 / 96

Which is used as Anti-freezer?

50 / 96

Methane is also called ______

51 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

52 / 96

Which is the characteristics property of alkanes?

53 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

54 / 96

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

55 / 96

Chloroform is used for__________

56 / 96

Substitution reaction is the characteristics of__________

57 / 96

Which compound is used for welding process?

58 / 96

The Hydrocarbons having double bond are called _________

59 / 96

The reduction of alkyl halides takes place in the presence of___________

60 / 96

Alcohol is soluble in water due to ________

61 / 96

Number of bonds present in methane________

62 / 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 ?

63 / 96

Which of the following is a synthetic fiber?

64 / 96

In shoe polishes, which chemical is used?

65 / 96

The compound having at least one benzene ring are called________

66 / 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?

67 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

68 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

69 / 96

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

70 / 96

Carbon tetra chloride is used in_______

71 / 96

Alkanes are least reactive compounds because they are____________

72 / 96

Alkyne forms____________

73 / 96

Which of the following is not a function of chloroform?

74 / 96

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

75 / 96

Alkenes are insoluble in___________

76 / 96

Alkenes is also called ______

77 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

78 / 96

Traces of acetylene are present in coal gas about_________

79 / 96

Banana when ripped produces gas________

80 / 96

The end product of oxidation of acetylene is_______

81 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

82 / 96

Which one of the following is a substitution reaction?

83 / 96

Which of the following property is not present in hydrocarbons?

84 / 96

A solution of bromine in water having colour________

85 / 96

Incomplete combustion of alkanes produces________

86 / 96

Alkenes are prepared from alcohols by a process called_________

87 / 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)

88 / 96

Formula of nascent hydrogen is_______

89 / 96

Dehydration means removal of__________

90 / 96

Those Hydrocarbons having high molecular mass are___________

91 / 96

Ethylene is present in natural gas sometimes to the extent of________

92 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

93 / 96

Which of the following does not occur free in nature?

94 / 96

Some orchids attract bees for pollination by producing_________

95 / 96

Alkanes are also called ________

96 / 96

The order of reactivity of hydrogen halides with alkenes is__________

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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