Solved Problems for Class 10th

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

Hard water can cause____________

2 / 61

Chemical formula of lime stone is _____________

3 / 61

Hook worm larvae enter the body through __________

4 / 61

Water which produces good lather with soap is called __________

5 / 61

Acute cadmium poisoning causes __________

6 / 61

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

7 / 61

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

8 / 61

Which element protects teeth from decay?

9 / 61

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

10 / 61

Which of the following is insoluble in water?

11 / 61

The percentage of oceans in world water is _______

12 / 61

Which is not a heavy metal?

13 / 61

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

14 / 61

Permanent hardness is removed by adding__________

15 / 61

Specific heat capacity of water is _____________

16 / 61

The percentage of potable water on earth is____________

17 / 61

Calcium carbonate is in water _________

18 / 61

Acute lead poisoning causes dysfunction of_____________

19 / 61

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

20 / 61

Soap is the sodium salt of long chain of _____________

21 / 61

Inland water includes _________________

22 / 61

Chemical formula of hypochlorous acid is __________

23 / 61

Temporary hardness is due to the presence of bicarbonates of __________

24 / 61

Which of the following is soluble in water?

25 / 61

Vibrious cholera causes _______

26 / 61

Which element do not cause toxicity in water?

27 / 61

The boiling point of water is ____________

28 / 61

The heat capacity of water is _____________

29 / 61

Which organ ceases to function during Jaundice?

30 / 61

Neurological damage is caused by the poisoning of__________

31 / 61

The freezing point of water is _____________

32 / 61

Which of the following salt is soluble in water?

33 / 61

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

34 / 61

The removal of which ion causes water softening.

35 / 61

Swimming pools are cleaned by the process________

36 / 61

Industrial effluents are highly____________

37 / 61

Maximum density of water at 4°C is _______________

38 / 61

Water dissolves non-ionic compound by ________

39 / 61

Which disease is caused by polluted water?

40 / 61

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

41 / 61

Temporary hardness is removed by adding _____________

42 / 61

Sodium zeolite is naturally occurring reason of___________

43 / 61

Which hepatitis is caused by contaminated water?

44 / 61

Example of pest is___________

45 / 61

Hookworm infects ___________

46 / 61

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

47 / 61

Gypsum in water is ____________

48 / 61

Chemical form of gypsum___________

49 / 61

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

50 / 61

The percentage of water in human body is_____

51 / 61

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

52 / 61

Temporary hardness is because of______________

53 / 61

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

54 / 61

Water molecules show structure _________

55 / 61

Which one of the following diseases causes liver inflammation?

56 / 61

Water has a maximum density at __________

57 / 61

Temporary hardness in water can be removed by ___________

58 / 61

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

59 / 61

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

60 / 61

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

61 / 61

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

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Musa00:41:43 Jan 21, 202677%
Queen21:28:28 Sep 16, 202578%
hello i am gian.11:01:05 Feb 06, 202598%
unknown410:51:17 Feb 06, 202573%
Tooba21:05:41 Jan 15, 202552%
Fizza Arif23:15:03 Aug 03, 202477%
obaid06:47:15 Apr 01, 202465%
hgh01:28:28 Apr 01, 202437%
zainab13:42:27 Feb 25, 202427%
Ayesha Nasir14:46:05 Feb 21, 202467%
Ayesha Nasir14:28:40 Feb 21, 202429%
Ali15:17:49 Feb 18, 20240%
Sultan Khan08:59:40 Feb 18, 202465%
Sultan Khan08:49:27 Feb 18, 202437%
hassan09:44:27 Feb 01, 202467%
zainab21:23:41 Jan 29, 2024100%
zainab20:45:50 Jan 29, 202495%
mr zainab20:29:38 Jan 29, 202486%
H B C S19:53:35 Jan 26, 202481%
Warda khan21:44:58 Jan 06, 202434%
vg20:42:48 Dec 13, 202381%
laiba17:43:41 Dec 10, 202329%
laiba17:43:41 Dec 10, 202329%
Atif10:58:37 Aug 22, 202378%
Atif10:48:11 Aug 22, 202340%
sadaf shah11:07:03 Jul 22, 202347%
Basharat12:03:29 Jul 17, 202334%
Sehar11:40:32 Apr 26, 202337%
Sher14:54:59 Apr 09, 202373%
Yasir21:20:14 Apr 08, 202352%
Talha12:16:11 Mar 20, 202390%
Hoor11:07:26 Feb 28, 202332%
Hjhh17:59:00 Feb 09, 202326%
danish17:23:12 Feb 02, 20233%
807:07:01 Feb 01, 202377%
Qwerty20:49:32 Nov 11, 202249%
Ayan20:55:08 Nov 04, 202268%
Allia22:44:47 Oct 19, 202232%
Alizay06:55:40 Oct 08, 202291%
Alizay06:44:56 Oct 08, 202291%
Alizay06:29:02 Oct 08, 202247%
MAAZ18:35:25 Oct 06, 202234%
Rubab20:13:10 Sep 28, 202229%
Ammar10:55:09 May 26, 202229%
Junaid18:56:48 May 25, 202226%
Hshssh21:49:47 May 15, 202275%
Areeza19:07:43 May 15, 20224%
Parivash14:07:47 May 15, 202232%
Mahnoor20:39:48 May 10, 202262%
amna06:52:05 May 08, 202281%
Bela03:08:51 May 06, 202250%
Arbab08:30:14 May 05, 202218%
Ahmad23:21:14 Apr 06, 202291%
Ahmad hassan chishti23:11:16 Apr 06, 202257%
jinnie16:43:26 Apr 05, 202218%
Emaan16:05:29 Apr 05, 20223%
Fatima07:53:23 Apr 05, 202283%
Huzaifa04:36:20 Jul 30, 202129%
Faisalriaz13:48:25 Dec 10, 2020100%
Faisalriaz16:18:17 Dec 09, 202098%
Faisalriaz16:06:34 Dec 09, 202096%
Faisalriaz20:02:19 Dec 08, 202095%
Faisalriaz16:04:53 Dec 08, 202091%

 

MCQs in PDF Format

 

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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

Ammonia is prepared by the process__________

2 / 53

The number of carbon atoms present in petroleum ether _________

3 / 53

Compounds of metals exist under earth crust are called_______

4 / 53

Concentration of the copper ore is carried out by___________

5 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

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

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

8 / 53

The number of carbon atoms present in gasoline or petrol________

9 / 53

Concentration is a __________

10 / 53

Blast furnace usually used for the metallurgy of__________

11 / 53

The number of carbon atoms present in petroleum gas_______

12 / 53

In the bessemerization process__________

13 / 53

The number of carbon atoms present in fuel oil_______________

14 / 53

The raw materials for the manufacturing of urea are ___________

15 / 53

Which one is not metal?

16 / 53

How many % age of urea is used as fertilizers?

17 / 53

The nitrogen present in urea is used by plants to synthesize_________

18 / 53

The elements that do not conduct heat and electricity are called_________

19 / 53

Which contains sufficient amount of metal?

20 / 53

Red hair contains compounds of____________

21 / 53

Sodium carbonate is manufactured by___________

22 / 53

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

23 / 53

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

24 / 53

Crude oil is heated in fractionating furnace upto_________

25 / 53

Formula of urea is__________

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

Which Option is Correct ?

26 / 53

When crude oil is heated in the fractionating tower__________

27 / 53

Sindh Alkalies Limited was established near Karachi in ___________

28 / 53

The number of carbon atoms present in kerosene oil_______

29 / 53

Blonde hair contains compounds of____________

30 / 53

Raw materials used in Solvay process.

31 / 53

How many % age of nitrogen in urea fertilizers?

32 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

33 / 53

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

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

Which Option is Correct ?

34 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

35 / 53

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

36 / 53

Froth flotation process is used to concentrate_________

37 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

38 / 53

Which one is not metal?

39 / 53

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

40 / 53

Concentration is a separating technique in which mineral is separated from___________

41 / 53

Which one of the ore of copper?

42 / 53

Extraction of metals from its ores is called___________

43 / 53

Froth flotation process is used to concentrate the ore on________

44 / 53

Metallurgy involves which of the following steps?

45 / 53

Which one of the following is used as jet fuel ?

46 / 53

Brown hair contains___________

47 / 53

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

48 / 53

A saturated solution of sodium chloride is called _____________

49 / 53

Imperial chemical industries (ICT) was established in_________

50 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

51 / 53

The number of carbon atoms present in diesel oil______________

52 / 53

The residual oil is heated above 400-C to produce___________

53 / 53

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

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Musa00:23:46 Feb 02, 202683%
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Bil12:14:25 Mar 17, 202516%
Hamid ali hashmi11:10:41 Mar 17, 202532%
Eman16:04:07 Mar 07, 202543%
Naila19:11:07 Feb 18, 202552%
unknown210:19:50 Feb 06, 202592%
unknown10:05:59 Feb 06, 202575%
Maham13:49:00 Jan 17, 202547%
vvv01:37:50 Apr 01, 202432%
zainab14:04:05 Feb 25, 20245%
Aliza Amir18:48:18 Feb 22, 20247%
asma19:14:57 Feb 09, 202432%
Zainab16:18:25 Feb 08, 2024100%
Zainab16:06:56 Feb 08, 202477%
Muhammad Aftab17:20:46 Jan 26, 202464%
Amna Amin11:01:01 Jan 23, 202479%
YUAB22:14:59 Jan 01, 20240%
YUAB22:14:16 Jan 01, 20240%
Moosa kashif12:36:46 Dec 23, 20230%
Moosa kashif12:36:21 Dec 23, 20230%
kutabacha18:51:32 Dec 20, 20230%
Mu20:06:52 Aug 16, 202333%
sadaf shah11:21:29 Jul 22, 202350%
Basharat17:43:52 Jul 17, 202335%
Sehar11:46:47 Apr 26, 202349%
Malik15:20:43 Apr 23, 202364%
faiq05:23:32 Apr 10, 202373%
65trrte05:18:57 Apr 10, 202364%
yourdadf05:12:54 Apr 10, 202343%
Sher15:05:57 Apr 09, 202375%
Haris23:40:55 Apr 02, 202367%
Haris23:29:07 Apr 02, 202337%
Uswa18:08:00 Mar 20, 202332%
Ali Raza23:27:14 Mar 13, 202328%
Ali Raza23:21:42 Mar 13, 202318%
fatima12:05:42 Mar 09, 202367%
Mahrukh10:36:56 Mar 03, 202362%
Areeba14:45:42 Feb 22, 202358%
522:24:05 Jan 31, 202362%
Zaid Raheel19:20:21 Dec 29, 202241%
lyka00:59:07 Oct 02, 202249%
lyka00:50:21 Oct 02, 202243%
lyka00:41:16 Oct 02, 202230%
Wahab22:56:25 Sep 26, 202230%
Abdullah10:32:32 May 16, 202252%
Ubaidillah10:21:57 May 16, 202228%
Muhammad Talha14:56:50 May 15, 202290%
Usama17:00:40 May 14, 202239%
Mahnoor21:14:36 May 10, 202279%
Mahnoor21:00:18 May 10, 202260%
abdullah17:25:08 May 09, 20221%
M ZAIN11:14:05 May 08, 202250%
Fatima00:27:14 May 08, 202226%
Bela02:33:56 May 07, 202254%
Iqra20:36:01 May 06, 20220%
Sidra16:41:07 Apr 25, 202254%
Mana14:01:13 Apr 14, 202264%
Hbb17:07:22 Apr 05, 202252%
Ghbb16:48:17 Apr 05, 202226%
Wkwwkwk16:42:42 Apr 05, 202224%
Fatima10:14:33 Apr 05, 202275%
Ak17:11:52 Apr 04, 20225%
A07:20:01 Jul 30, 20219%
Huzaifa00:07:40 Jul 30, 202116%
Hussnain13:39:57 Jul 29, 202152%
Rameen11:44:08 Jul 27, 202177%
Mansoor15:58:39 Jul 09, 202166%
Faisalriaz14:35:40 Jan 12, 202173%
Faisalriaz14:31:11 Jan 12, 202158%

 

MCQs in PDF Format

 

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

 

Short Questions in PDF Format

 

(Download in pdf format)

 

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

Here MCQs for your Revision

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1 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

2 / 77

Which is not a poisonous gas?

3 / 77

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

4 / 77

The Earth’s atmosphere is getting hotter because of____________

5 / 77

Ozone is an allotropic form of____________

6 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

7 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

8 / 77

Iron and steel structure are damaged by___________

9 / 77

The percentage by volume of nitrogen in dry gas is_______

10 / 77

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

11 / 77

Which of the following can be used as a fuel?

12 / 77

Higher concentration of CO causes__________

13 / 77

Which is not a part of flue gas?

14 / 77

Just above the Earth surface is called __________

15 / 77

Thermosphere lies beyond__________

16 / 77

About 99% atmosphere mass lies within_________

17 / 77

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

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

18 / 77

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

19 / 77

Which gas is responsible in warming the atmosphere?

20 / 77

Which pollutant is responsible for changing weather?

21 / 77

Which gas is the major constituent of troposphere?

22 / 77

Atmosphere has ___________regions.

23 / 77

High concentration of which metal clogs the fish gills.

24 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

25 / 77

The envelope of different gases around the earth is called___________

26 / 77

Mesosphere has a temperature range__________

27 / 77

Effects of ozone depletion are following except the one_____

28 / 77

Carbon monoxide is harmful to us because______________

29 / 77

Ozone depletion was first noticed in ___________

30 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

31 / 77

Which gas is in involved in ozone depletion?

32 / 77

At which region all weather occurs?

33 / 77

Ultraviolet radiations can cause___________

34 / 77

Ozone has a smell like _________

35 / 77

Global warming is because of_____________

36 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

37 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

38 / 77

Ozone layer is not found in__________

39 / 77

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

40 / 77

The region of ozone decomposition in stratosphere is_______

41 / 77

A group of gases that maintains temperature of atmosphere are __________

42 / 77

Which factor determines the severity of a pollutant?

43 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

44 / 77

Which of the following is a secondary pollutant?

45 / 77

How many Natural Systems Are Exist on our Earth?

46 / 77

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

47 / 77

A pollutant is a waste material that pollutes_____________

48 / 77

The pH of acid rain is___________

49 / 77

The smell of photocopies machine is due to the presence of_________

50 / 77

The pH of water containing CO2 is_____

51 / 77

Buildings are being damaged by acid rain because it attacks_________

52 / 77

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

53 / 77

Which one of the following is not an air pollutant?

54 / 77

The recombination of O and O2 in mid stratosphere is an_______

55 / 77

Which of the following is a poisonous gas?

56 / 77

Major portion of ozone layer is found in__________

57 / 77

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

58 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

59 / 77

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

60 / 77

Almost all air crafts fly in which region?

61 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

62 / 77

Ozone is beneficial for us as it_________

63 / 77

Which is not a characteristic of SO2

64 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

65 / 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)

66 / 77

The region in which ozone layer depletes is called___________

67 / 77

99% of atmosphere consists of___________

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

Select Correct Option

68 / 77

Which is the major effect of global warming?

69 / 77

PAN strands for__________

70 / 77

Incinerator reduces solid waste into__________

71 / 77

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

72 / 77

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

73 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

74 / 77

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

75 / 77

Fossil fuel means __________

76 / 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

77 / 77

Which one of the followings is not a greenhouse Effect?

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MCQs in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-13

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

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

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Chemistry Ch#13, 10th Class

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1 / 121

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

2 / 121

Marine source of oil is _______

3 / 121

Fat soluble vitamins are ______

4 / 121

Carbohydrates regulate the amount of _________ in our body.

5 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

6 / 121

Which of the followings is a disaccharide?

7 / 121

Which carbohydrate is used directly by muscles for energy?

8 / 121

Smell of rancid butter is due to the presence of_______________

9 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

10 / 121

The organic compound used as drugs to control bleeding are__________

11 / 121

Solomon and Wales oil is used as __________

12 / 121

Carbohydrates are__________

13 / 121

Fructose contain group__________

14 / 121

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

15 / 121

Starch is commonly found in____________

16 / 121

Night blindness is because of deficiency of ________

17 / 121

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

18 / 121

Fats and oils are _________ foods.

19 / 121

Deficiency of vitamin D cause __________

20 / 121

Carbohydrates are synthesized by plants through______

21 / 121

Dextrose solution contain_________ calories of energy.

22 / 121

Carbohydrates are molecule_______

23 / 121

________is responsible for the transmission of genetic information.

24 / 121

Deficiency of Vitamin E causes_________

25 / 121

When glucose and fructose combine, they produce_________

26 / 121

RNA act role as _________

27 / 121

Which one of the following vitamins is water soluble?

28 / 121

Which helps in lowering of cholesterol level?

29 / 121

Which one is found in bones?

30 / 121

Carbohydrates are ________ in water.

31 / 121

Methyl butanoate smell like_______

32 / 121

White viscous fluid (albumen) present in an egg is______________

33 / 121

Maltose is commonly found in_________

34 / 121

Lipids are made of ___________

35 / 121

Human body uses carbohydrates in the form of_________

36 / 121

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

37 / 121

Which one of the following is a reducing sugar?

38 / 121

Maltose a disaccharide of two molecules________

39 / 121

50% dextrose contains approximate amount of energy_________

40 / 121

Fats exists in_________

41 / 121

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

42 / 121

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

43 / 121

Carbohydrates is directly used by__________

44 / 121

Which helps to keep the bowel functioning properly?

45 / 121

Which is the essential sugar found in milk?

46 / 121

Percentage of protein in dry weight of cell is _________

47 / 121

Which of the followings is a triglyceride?

48 / 121

The source of galactose_________

49 / 121

RNA stands for _________

50 / 121

Which one is a proteins?

51 / 121

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

52 / 121

___________ is an example of pure cellular.

53 / 121

Carbohydrates are synthesized by plants through_________

54 / 121

Amino acids are linked with each other through________

55 / 121

Source of simple sugar is_________

56 / 121

Funk discovered vitamin _________

57 / 121

RNA consists of_________

58 / 121

___________ is synthesizes by Plants.

59 / 121

Which is a hereditary material?

60 / 121

Starch is found in____________

61 / 121

A bond formed between two amino acids is____________

62 / 121

Esters of butanoic acids have ________ smell.

63 / 121

Amino acids are the building blocks of_________

64 / 121

DNA structure was discovered in __________

65 / 121

___________is a poor conductor

66 / 121

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

67 / 121

Photosynthesis process produces______

68 / 121

Protein is not found in____________

69 / 121

Which of the following is tasteless?

70 / 121

Glucose is_____________

71 / 121

Ethyl butanoate smells like__________

72 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

73 / 121

Amino acids are __________ of protein.

74 / 121

Rancid butter has________________

75 / 121

Which one of the following cannot be hydrolyzed?

76 / 121

The glucose is further polymerized to form_________

77 / 121

Gelatin is used in ________

78 / 121

DNA was discovered by__________

79 / 121

When bones are heated, they give____________

80 / 121

Monosaccharides are crystalline solids________

81 / 121

Enzymes are proteins which have the following properties except___________

82 / 121

Butter and fats are obtained from_________

83 / 121

Oils and fats are esters of large chain fatty acids with__________

84 / 121

Nature of polysaccharides is__________

85 / 121

Glucose and fructose are_________

86 / 121

Proteins are essential for the formation of________

87 / 121

Triglycerides are fatty acids____________

88 / 121

Polysaccharides is _______solid.

89 / 121

Monosaccharides consists of number of carbon atoms_______

90 / 121

Mono-saccharides are ________sugars.

91 / 121

Vitamin B, was discovered by__________

92 / 121

Oil exists in form of___________

93 / 121

Tetra-saccharides are classified under__________

94 / 121

Eggs, Oils and fats contain vitamin_____________

95 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

96 / 121

In hydrogenation of vegetable oil catalyst employed is________

97 / 121

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

98 / 121

Ethyl butanoate smells like__________

99 / 121

Thousands of amino acids polymerize to form__________

100 / 121

The most important oligosaccharide is____________

101 / 121

Low sugar level in human body results in______________

102 / 121

The percentage of protein in dry weight of cell_______

103 / 121

Which is not a reducing sugar?

104 / 121

Which one of the following are amorphous solids?

105 / 121

The nature of enzyme is____________

106 / 121

___________is essential component living cells.

107 / 121

Lipids are macromolecules made up of____________

108 / 121

Synthesis of protein is directed by____________

109 / 121

The important mono-saccharides is ______

110 / 121

The most important disaccharide is__________

111 / 121

Disease of deficiency of vitamin A is_______

112 / 121

Vitamins were discovered in________

113 / 121

Vitamin C is also called________

114 / 121

Which is the natural sugar found in starchy foods?

115 / 121

Energy provided by carbohydrate is __________

116 / 121

Nucleic acids are made up of long chain of___________

117 / 121

Denaturing of protein is caused by______________

118 / 121

The energy provided by carbohydrates in per gram ______

119 / 121

Margarine is produced by adding ___________ to vegetable oil.

120 / 121

Monosaccharides cannot be _________

121 / 121

Accessories growth factors later named vitamins by________

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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

Oxidation of alkenes produce______

2 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

3 / 96

Chloroform is used for__________

4 / 96

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

5 / 96

Alkanes do not react in__________

6 / 96

Glyoxal is oxidize into_________

7 / 96

Traces of acetylene are present in coal gas about_________

8 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

9 / 96

Alkenes are prepared from alcohols by a process called_________

10 / 96

Alkyne forms____________

11 / 96

Which is used as Anti-freezer?

12 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

13 / 96

The compound having at least one benzene ring are called________

14 / 96

In shoe polishes, which chemical is used?

15 / 96

Oxidation of ethene with KMnO4 produces______

16 / 96

The end product of oxidation of acetylene is_______

17 / 96

Addition of hydrogen is called _________

18 / 96

Alkanes are least reactive compounds because they are____________

19 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

20 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

21 / 96

The reduction of alkyl halides takes place in the presence of___________

22 / 96

Methane forms natural gas about___________

23 / 96

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

24 / 96

Alcohol is soluble in water due to ________

25 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

26 / 96

A solution of bromine in water having colour________

27 / 96

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

28 / 96

Number of bonds present in methane________

29 / 96

Alkenes is also called ______

30 / 96

Di-methy acetylene is also called___________

31 / 96

Due to which property alkane are used as fuel___________

32 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

33 / 96

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

34 / 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?

35 / 96

Ethene reacts with H2SO4 at temperature of_________

36 / 96

Number of bonds in propene is ______________

37 / 96

Alkenes are insoluble in___________

38 / 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)

39 / 96

paraffins means________

40 / 96

Which of the following does not occur free in nature?

41 / 96

Alkynes being more reactive than __________

42 / 96

Banana when ripped produces gas________

43 / 96

Banaspati Ghee is also called______

44 / 96

Which compound is used for welding process?

45 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

46 / 96

Ethylene oxide is used as _________

47 / 96

Methane is also called ______

48 / 96

The alkanes consisting of C5 to C10 are__________

49 / 96

Alkanes are also called ________

50 / 96

Carbon tetra chloride is used in_______

51 / 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

52 / 96

In dry cleaning, which chemical is used?

53 / 96

Detergents are the sodium salts of__________

54 / 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 ?

55 / 96

Alkenes are produced in large amounts by cracking of_________

56 / 96

Those Hydrocarbons having high molecular mass are___________

57 / 96

Which of the following is not a function of chloroform?

58 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

59 / 96

Due to increase in molar mass which property increases?

60 / 96

The Hydrocarbons having double bond are called _________

61 / 96

Which of the following is a synthetic fiber?

62 / 96

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

63 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

64 / 96

Which one of the following is a substitution reaction?

65 / 96

Carbon black is used in the manufacture of_______

66 / 96

Incomplete combustion of alkanes produces __________

67 / 96

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

68 / 96

Which is present 85% in natural gas?

69 / 96

Alkanes give reaction only _____

70 / 96

Formula of nascent hydrogen is_______

71 / 96

Traces of acetylene are present in coal gas about ___________

72 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

73 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

74 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

75 / 96

The order of reactivity of hydrogen halides with alkenes is__________

76 / 96

Which one of the following is more reactive?

77 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

78 / 96

Which of the following property is not present in hydrocarbons?

79 / 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?

80 / 96

Which of the following has higher energy?

81 / 96

Dehydration means removal of__________

82 / 96

The density of alkane increases with the increase of _________

83 / 96

Which of the following gas is used in warfare?

84 / 96

Which is the characteristics property of alkanes?

85 / 96

Some orchids attract bees for pollination by producing_________

86 / 96

Incomplete combustion of alkanes produces________

87 / 96

Ethylene is present in natural gas sometimes to the extent of________

88 / 96

Amorphous forms of carbons are______

89 / 96

Benzene is formed by the polymerization of_______________

90 / 96

Substitution reaction is the characteristics of__________

91 / 96

Which one of the following is a substitution reaction?

92 / 96

Dehydrohalogenation takes place in the presence of_____________

93 / 96

Carbon has valency_______

94 / 96

The example of rubbers is ________

95 / 96

Which of the following is not alcohol?

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

Select Correct Option

96 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

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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