Chemistry Notes for class 10 Lahore board

Chemistry Notes for Class-10 Chapter-15

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

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Chemistry Ch#15, 10th Class

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1 / 61

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

2 / 61

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

3 / 61

Which is not a heavy metal?

4 / 61

Swimming pools are cleaned by the process________

5 / 61

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

6 / 61

Permanent hardness is removed by adding__________

7 / 61

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

8 / 61

Hookworm infects ___________

9 / 61

The percentage of water in human body is_____

10 / 61

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

11 / 61

Acute cadmium poisoning causes __________

12 / 61

The percentage of oceans in world water is _______

13 / 61

Water molecules show structure _________

14 / 61

Temporary hardness in water can be removed by ___________

15 / 61

Hard water can cause____________

16 / 61

The heat capacity of water is _____________

17 / 61

Which organ ceases to function during Jaundice?

18 / 61

Which disease is caused by polluted water?

19 / 61

Maximum density of water at 4°C is _______________

20 / 61

Which of the following is insoluble in water?

21 / 61

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

22 / 61

Sodium zeolite is naturally occurring reason of___________

23 / 61

Temporary hardness is because of______________

24 / 61

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

25 / 61

Which of the following salt is soluble in water?

26 / 61

Industrial effluents are highly____________

27 / 61

Inland water includes _________________

28 / 61

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

29 / 61

Gypsum in water is ____________

30 / 61

Specific heat capacity of water is _____________

31 / 61

Vibrious cholera causes _______

32 / 61

The freezing point of water is _____________

33 / 61

Which element protects teeth from decay?

34 / 61

Which element do not cause toxicity in water?

35 / 61

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

36 / 61

Acute lead poisoning causes dysfunction of_____________

37 / 61

Temporary hardness is removed by adding _____________

38 / 61

Water has a maximum density at __________

39 / 61

Calcium carbonate is in water _________

40 / 61

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

41 / 61

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

42 / 61

Soap is the sodium salt of long chain of _____________

43 / 61

Hook worm larvae enter the body through __________

44 / 61

The percentage of potable water on earth is____________

45 / 61

Chemical form of gypsum___________

46 / 61

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

47 / 61

The boiling point of water is ____________

48 / 61

Chemical formula of hypochlorous acid is __________

49 / 61

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

50 / 61

Which one of the following diseases causes liver inflammation?

51 / 61

Chemical formula of lime stone is _____________

52 / 61

Neurological damage is caused by the poisoning of__________

53 / 61

Temporary hardness is due to the presence of bicarbonates of __________

54 / 61

Water dissolves non-ionic compound by ________

55 / 61

Example of pest is___________

56 / 61

Water which produces good lather with soap is called __________

57 / 61

Which of the following is soluble in water?

58 / 61

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

59 / 61

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

60 / 61

The removal of which ion causes water softening.

61 / 61

Which hepatitis is caused by contaminated water?

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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

The nitrogen present in urea is used by plants to synthesize_________

2 / 53

Imperial chemical industries (ICT) was established in_________

3 / 53

Raw materials used in Solvay process.

4 / 53

Which one is not metal?

5 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

6 / 53

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

7 / 53

Brown hair contains___________

8 / 53

Crude oil is heated in fractionating furnace upto_________

9 / 53

Which contains sufficient amount of metal?

10 / 53

Sodium carbonate is manufactured by___________

11 / 53

The number of carbon atoms present in petroleum gas_______

12 / 53

The number of carbon atoms present in fuel oil_______________

13 / 53

How many % age of nitrogen in urea fertilizers?

14 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

15 / 53

Blast furnace usually used for the metallurgy of__________

16 / 53

Formula of urea is__________

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

Which Option is Correct ?

17 / 53

The number of carbon atoms present in petroleum ether _________

18 / 53

When crude oil is heated in the fractionating tower__________

19 / 53

Blonde hair contains compounds of____________

20 / 53

Which one of the following is used as jet fuel ?

21 / 53

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

22 / 53

Froth flotation process is used to concentrate the ore on________

23 / 53

Concentration of the copper ore is carried out by___________

24 / 53

The number of carbon atoms present in diesel oil______________

25 / 53

Concentration is a separating technique in which mineral is separated from___________

26 / 53

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

27 / 53

Ammonia is prepared by the process__________

28 / 53

How many % age of urea is used as fertilizers?

29 / 53

Concentration is a __________

30 / 53

Which one is not metal?

31 / 53

Compounds of metals exist under earth crust are called_______

32 / 53

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

33 / 53

Extraction of metals from its ores is called___________

34 / 53

The number of carbon atoms present in kerosene oil_______

35 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

36 / 53

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

37 / 53

The elements that do not conduct heat and electricity are called_________

38 / 53

In Solvay’s process slaked lime is used to_________

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

Which Option is Correct?

39 / 53

Which one of the ore of copper?

40 / 53

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

41 / 53

The number of carbon atoms present in gasoline or petrol________

42 / 53

The raw materials for the manufacturing of urea are ___________

43 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

44 / 53

Red hair contains compounds of____________

45 / 53

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

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

Which Option is Correct ?

46 / 53

In the bessemerization process__________

47 / 53

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

48 / 53

The residual oil is heated above 400-C to produce___________

49 / 53

A saturated solution of sodium chloride is called _____________

50 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

51 / 53

Sindh Alkalies Limited was established near Karachi in ___________

52 / 53

Metallurgy involves which of the following steps?

53 / 53

Froth flotation process is used to concentrate_________

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Musa00:23:46 Feb 02, 202683%
Bilal21:46:27 Mar 17, 202537%
Bil12:14:25 Mar 17, 202516%
Hamid ali hashmi11:10:41 Mar 17, 202532%
Eman16:04:07 Mar 07, 202543%
Naila19:11:07 Feb 18, 202552%
unknown210:19:50 Feb 06, 202592%
unknown10:05:59 Feb 06, 202575%
Maham13:49:00 Jan 17, 202547%
vvv01:37:50 Apr 01, 202432%
zainab14:04:05 Feb 25, 20245%
Aliza Amir18:48:18 Feb 22, 20247%
asma19:14:57 Feb 09, 202432%
Zainab16:18:25 Feb 08, 2024100%
Zainab16:06:56 Feb 08, 202477%
Muhammad Aftab17:20:46 Jan 26, 202464%
Amna Amin11:01:01 Jan 23, 202479%
YUAB22:14:59 Jan 01, 20240%
YUAB22:14:16 Jan 01, 20240%
Moosa kashif12:36:46 Dec 23, 20230%
Moosa kashif12:36:21 Dec 23, 20230%
kutabacha18:51:32 Dec 20, 20230%
Mu20:06:52 Aug 16, 202333%
sadaf shah11:21:29 Jul 22, 202350%
Basharat17:43:52 Jul 17, 202335%
Sehar11:46:47 Apr 26, 202349%
Malik15:20:43 Apr 23, 202364%
faiq05:23:32 Apr 10, 202373%
65trrte05:18:57 Apr 10, 202364%
yourdadf05:12:54 Apr 10, 202343%
Sher15:05:57 Apr 09, 202375%
Haris23:40:55 Apr 02, 202367%
Haris23:29:07 Apr 02, 202337%
Uswa18:08:00 Mar 20, 202332%
Ali Raza23:27:14 Mar 13, 202328%
Ali Raza23:21:42 Mar 13, 202318%
fatima12:05:42 Mar 09, 202367%
Mahrukh10:36:56 Mar 03, 202362%
Areeba14:45:42 Feb 22, 202358%
522:24:05 Jan 31, 202362%
Zaid Raheel19:20:21 Dec 29, 202241%
lyka00:59:07 Oct 02, 202249%
lyka00:50:21 Oct 02, 202243%
lyka00:41:16 Oct 02, 202230%
Wahab22:56:25 Sep 26, 202230%
Abdullah10:32:32 May 16, 202252%
Ubaidillah10:21:57 May 16, 202228%
Muhammad Talha14:56:50 May 15, 202290%
Usama17:00:40 May 14, 202239%
Mahnoor21:14:36 May 10, 202279%
Mahnoor21:00:18 May 10, 202260%
abdullah17:25:08 May 09, 20221%
M ZAIN11:14:05 May 08, 202250%
Fatima00:27:14 May 08, 202226%
Bela02:33:56 May 07, 202254%
Iqra20:36:01 May 06, 20220%
Sidra16:41:07 Apr 25, 202254%
Mana14:01:13 Apr 14, 202264%
Hbb17:07:22 Apr 05, 202252%
Ghbb16:48:17 Apr 05, 202226%
Wkwwkwk16:42:42 Apr 05, 202224%
Fatima10:14:33 Apr 05, 202275%
Ak17:11:52 Apr 04, 20225%
A07:20:01 Jul 30, 20219%
Huzaifa00:07:40 Jul 30, 202116%
Hussnain13:39:57 Jul 29, 202152%
Rameen11:44:08 Jul 27, 202177%
Mansoor15:58:39 Jul 09, 202166%
Faisalriaz14:35:40 Jan 12, 202173%
Faisalriaz14:31:11 Jan 12, 202158%

 

MCQs in PDF Format

 

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

 

Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-14

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

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

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Chemistry Ch#14, 10th Class

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1 / 77

Almost all air crafts fly in which region?

2 / 77

Ozone is an allotropic form of____________

3 / 77

Ozone layer is not found in__________

4 / 77

Which one of the followings is not a greenhouse Effect?

5 / 77

Carbon monoxide is harmful to us because______________

6 / 77

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

7 / 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)

8 / 77

Global warming is because of_____________

9 / 77

High concentration of which metal clogs the fish gills.

10 / 77

Ozone depletion was first noticed in ___________

11 / 77

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

12 / 77

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

13 / 77

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

14 / 77

Which pollutant is responsible for changing weather?

15 / 77

About 99% atmosphere mass lies within_________

16 / 77

The envelope of different gases around the earth is called___________

17 / 77

Fossil fuel means __________

18 / 77

Thermosphere lies beyond__________

19 / 77

Which gas is the major constituent of troposphere?

20 / 77

The region of ozone decomposition in stratosphere is_______

21 / 77

Atmosphere has ___________regions.

22 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

23 / 77

The recombination of O and O2 in mid stratosphere is an_______

24 / 77

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

25 / 77

Which is not a poisonous gas?

26 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

27 / 77

Effects of ozone depletion are following except the one_____

28 / 77

Which of the following is a poisonous gas?

29 / 77

Which gas is in involved in ozone depletion?

30 / 77

Which one of the following is not an air pollutant?

31 / 77

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

32 / 77

Which is not a part of flue gas?

33 / 77

Mesosphere has a temperature range__________

34 / 77

Just above the Earth surface is called __________

35 / 77

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

36 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

37 / 77

Ozone is beneficial for us as it_________

38 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

39 / 77

The region in which ozone layer depletes is called___________

40 / 77

PAN strands for__________

41 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

42 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

43 / 77

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

44 / 77

99% of atmosphere consists of___________

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

Select Correct Option

45 / 77

Incinerator reduces solid waste into__________

46 / 77

At which region all weather occurs?

47 / 77

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

48 / 77

How many Natural Systems Are Exist on our Earth?

49 / 77

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

50 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

51 / 77

Which factor determines the severity of a pollutant?

52 / 77

Iron and steel structure are damaged by___________

53 / 77

Ozone has a smell like _________

54 / 77

Higher concentration of CO causes__________

55 / 77

Buildings are being damaged by acid rain because it attacks_________

56 / 77

A pollutant is a waste material that pollutes_____________

57 / 77

Which is not a characteristic of SO2

58 / 77

Major portion of ozone layer is found in__________

59 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

60 / 77

A group of gases that maintains temperature of atmosphere are __________

61 / 77

Which gas is responsible in warming the atmosphere?

62 / 77

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

63 / 77

The Earth’s atmosphere is getting hotter because of____________

64 / 77

The percentage by volume of nitrogen in dry gas is_______

65 / 77

Which of the following is a secondary pollutant?

66 / 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

67 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

68 / 77

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

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

69 / 77

Which of the following can be used as a fuel?

70 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

71 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

72 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

73 / 77

The smell of photocopies machine is due to the presence of_________

74 / 77

Which is the major effect of global warming?

75 / 77

The pH of acid rain is___________

76 / 77

The pH of water containing CO2 is_____

77 / 77

Ultraviolet radiations can cause___________

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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

Polysaccharides is _______solid.

2 / 121

The glucose is further polymerized to form_________

3 / 121

Starch is found in____________

4 / 121

A bond formed between two amino acids is____________

5 / 121

___________is essential component living cells.

6 / 121

Smell of rancid butter is due to the presence of_______________

7 / 121

________is responsible for the transmission of genetic information.

8 / 121

Lipids are made of ___________

9 / 121

Nature of polysaccharides is__________

10 / 121

Thousands of amino acids polymerize to form__________

11 / 121

Fructose contain group__________

12 / 121

Which one is found in bones?

13 / 121

Funk discovered vitamin _________

14 / 121

Which is not a reducing sugar?

15 / 121

Source of simple sugar is_________

16 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

17 / 121

Solomon and Wales oil is used as __________

18 / 121

The most important disaccharide is__________

19 / 121

___________is a poor conductor

20 / 121

Carbohydrates are synthesized by plants through_________

21 / 121

Amino acids are linked with each other through________

22 / 121

Which one of the following are amorphous solids?

23 / 121

50% dextrose contains approximate amount of energy_________

24 / 121

___________ is an example of pure cellular.

25 / 121

Which one is a proteins?

26 / 121

Protein is not found in____________

27 / 121

Nucleic acids are made up of long chain of___________

28 / 121

Photosynthesis process produces______

29 / 121

Which carbohydrate is used directly by muscles for energy?

30 / 121

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

31 / 121

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

32 / 121

Carbohydrates is directly used by__________

33 / 121

Ethyl butanoate smells like__________

34 / 121

Maltose a disaccharide of two molecules________

35 / 121

Rancid butter has________________

36 / 121

Denaturing of protein is caused by______________

37 / 121

Oils and fats are esters of large chain fatty acids with__________

38 / 121

RNA stands for _________

39 / 121

___________ is synthesizes by Plants.

40 / 121

Glucose is_____________

41 / 121

Which is the natural sugar found in starchy foods?

42 / 121

White viscous fluid (albumen) present in an egg is______________

43 / 121

Eggs, Oils and fats contain vitamin_____________

44 / 121

Mono-saccharides are ________sugars.

45 / 121

Glucose and fructose are_________

46 / 121

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

47 / 121

Night blindness is because of deficiency of ________

48 / 121

Percentage of protein in dry weight of cell is _________

49 / 121

Butter and fats are obtained from_________

50 / 121

RNA consists of_________

51 / 121

RNA act role as _________

52 / 121

Energy provided by carbohydrate is __________

53 / 121

Amino acids are the building blocks of_________

54 / 121

Which helps in lowering of cholesterol level?

55 / 121

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

56 / 121

Accessories growth factors later named vitamins by________

57 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

58 / 121

DNA was discovered by__________

59 / 121

Fats and oils are _________ foods.

60 / 121

Starch is commonly found in____________

61 / 121

Margarine is produced by adding ___________ to vegetable oil.

62 / 121

Fats exists in_________

63 / 121

Which one of the following cannot be hydrolyzed?

64 / 121

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

65 / 121

Vitamin C is also called________

66 / 121

The energy provided by carbohydrates in per gram ______

67 / 121

Tetra-saccharides are classified under__________

68 / 121

The important mono-saccharides is ______

69 / 121

Enzymes are proteins which have the following properties except___________

70 / 121

Which one of the following is a reducing sugar?

71 / 121

Which of the following is tasteless?

72 / 121

Ethyl butanoate smells like__________

73 / 121

Esters of butanoic acids have ________ smell.

74 / 121

Gelatin is used in ________

75 / 121

Maltose is commonly found in_________

76 / 121

Which is a hereditary material?

77 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

78 / 121

Carbohydrates are molecule_______

79 / 121

Vitamins were discovered in________

80 / 121

Triglycerides are fatty acids____________

81 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

82 / 121

Which is the essential sugar found in milk?

83 / 121

The percentage of protein in dry weight of cell_______

84 / 121

The nature of enzyme is____________

85 / 121

Monosaccharides are crystalline solids________

86 / 121

Carbohydrates regulate the amount of _________ in our body.

87 / 121

Carbohydrates are__________

88 / 121

When bones are heated, they give____________

89 / 121

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

90 / 121

The most important oligosaccharide is____________

91 / 121

Deficiency of vitamin D cause __________

92 / 121

DNA structure was discovered in __________

93 / 121

The organic compound used as drugs to control bleeding are__________

94 / 121

Carbohydrates are synthesized by plants through______

95 / 121

Fat soluble vitamins are ______

96 / 121

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

97 / 121

Which of the followings is a disaccharide?

98 / 121

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

99 / 121

Methyl butanoate smell like_______

100 / 121

Lipids are macromolecules made up of____________

101 / 121

Human body uses carbohydrates in the form of_________

102 / 121

When glucose and fructose combine, they produce_________

103 / 121

Deficiency of Vitamin E causes_________

104 / 121

Which helps to keep the bowel functioning properly?

105 / 121

Which of the followings is a triglyceride?

106 / 121

Disease of deficiency of vitamin A is_______

107 / 121

Which one of the following vitamins is water soluble?

108 / 121

Marine source of oil is _______

109 / 121

Low sugar level in human body results in______________

110 / 121

Amino acids are __________ of protein.

111 / 121

Vitamin B, was discovered by__________

112 / 121

Proteins are essential for the formation of________

113 / 121

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

114 / 121

Monosaccharides consists of number of carbon atoms_______

115 / 121

Synthesis of protein is directed by____________

116 / 121

Oil exists in form of___________

117 / 121

The source of galactose_________

118 / 121

In hydrogenation of vegetable oil catalyst employed is________

119 / 121

Dextrose solution contain_________ calories of energy.

120 / 121

Monosaccharides cannot be _________

121 / 121

Carbohydrates are ________ in water.

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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

 

(Download in pdf format)

 

 

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

Alkanes give reaction only _____

2 / 96

Substitution reaction is the characteristics of__________

3 / 96

Traces of acetylene are present in coal gas about_________

4 / 96

Addition of hydrogen is called _________

5 / 96

paraffins means________

6 / 96

Alcohol is soluble in water due to ________

7 / 96

Alkanes are also called ________

8 / 96

Ethene reacts with H2SO4 at temperature of_________

9 / 96

Ethylene is present in natural gas sometimes to the extent of________

10 / 96

Which of the following is not a function of chloroform?

11 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

12 / 96

Alkanes do not react in__________

13 / 96

Which of the following gas is used in warfare?

14 / 96

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

15 / 96

Alkenes are insoluble in___________

16 / 96

In shoe polishes, which chemical is used?

17 / 96

Carbon black is used in the manufacture of_______

18 / 96

The end product of oxidation of acetylene is_______

19 / 96

Carbon has valency_______

20 / 96

Carbon tetra chloride is used in_______

21 / 96

Banana when ripped produces gas________

22 / 96

Methane forms natural gas about___________

23 / 96

Number of bonds present in methane________

24 / 96

Alkenes are prepared from alcohols by a process called_________

25 / 96

Which of the following property is not present in hydrocarbons?

26 / 96

The alkanes consisting of C5 to C10 are__________

27 / 96

The example of rubbers is ________

28 / 96

Which of the following is a synthetic fiber?

29 / 96

Which one of the following is more reactive?

30 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

31 / 96

Banaspati Ghee is also called______

32 / 96

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

33 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

34 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

35 / 96

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

36 / 96

Number of bonds in propene is ______________

37 / 96

Due to which property alkane are used as fuel___________

38 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

39 / 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?

40 / 96

Benzene is formed by the polymerization of_______________

41 / 96

Those Hydrocarbons having high molecular mass are___________

42 / 96

Traces of acetylene are present in coal gas about ___________

43 / 96

Which one of the following is a substitution reaction?

44 / 96

Which of the following has higher energy?

45 / 96

Which compound is used for welding process?

46 / 96

Alkyne forms____________

47 / 96

Alkanes are least reactive compounds because they are____________

48 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

49 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

50 / 96

Alkynes being more reactive than __________

51 / 96

The Hydrocarbons having double bond are called _________

52 / 96

Formula of nascent hydrogen is_______

53 / 96

Ethylene oxide is used as _________

54 / 96

Which of the following does not occur free in nature?

55 / 96

The order of reactivity of hydrogen halides with alkenes is__________

56 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

57 / 96

Which is present 85% in natural gas?

58 / 96

The density of alkane increases with the increase of _________

59 / 96

Which is the characteristics property of alkanes?

60 / 96

Incomplete combustion of alkanes produces __________

61 / 96

Dehydrohalogenation takes place in the presence of_____________

62 / 96

Chloroform is used for__________

63 / 96

Oxidation of alkenes produce______

64 / 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?

65 / 96

Glyoxal is oxidize into_________

66 / 96

Alkenes are produced in large amounts by cracking of_________

67 / 96

Dehydration means removal of__________

68 / 96

The compound having at least one benzene ring are called________

69 / 96

Detergents are the sodium salts of__________

70 / 96

Which one of the following is a substitution reaction?

71 / 96

In dry cleaning, which chemical is used?

72 / 96

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

73 / 96

Which of the following is not alcohol?

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

Select Correct Option

74 / 96

Oxidation of ethene with KMnO4 produces______

75 / 96

Some orchids attract bees for pollination by producing_________

76 / 96

Incomplete combustion of alkanes produces________

77 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

78 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

79 / 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 ?

80 / 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)

81 / 96

Di-methy acetylene is also called___________

82 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

83 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

84 / 96

The reduction of alkyl halides takes place in the presence of___________

85 / 96

Due to increase in molar mass which property increases?

86 / 96

Amorphous forms of carbons are______

87 / 96

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

88 / 96

A solution of bromine in water having colour________

89 / 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

90 / 96

Methane is also called ______

91 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

92 / 96

Which is used as Anti-freezer?

93 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

94 / 96

Alkenes is also called ______

95 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

96 / 96

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

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2021 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-11

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Here are important MCQs for Chemistry Notes for Class-10, Chapter#11

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Chemistry Ch#011, 10th Class

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1 / 95

Conversion of wood into coal is called ________

2 / 95

Identify which one of the following compounds is a ketone?

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

(Which Option is Correct)

3 / 95

C-C bond is stronger than_____

4 / 95

Coal tar contains compounds_____

5 / 95

In laboratory urea was prepared by_______

6 / 95

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

7 / 95

Functional group containing carbon, hydrogen and halogens are__________

8 / 95

Which one is main source of organic compound?

9 / 95

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

10 / 95

Functional group C-O-C is found in__________

11 / 95

Coal gas is a mixture of_______________

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

(Select Correct Option)

12 / 95

Organic compounds have_________

13 / 95

Which one is homocyclic compound?

14 / 95

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

15 / 95

Which one of the following is a synthetic fiber?

16 / 95

Inorganic compounds are obtained from_________

17 / 95

Alkanes are also called__________

18 / 95

Who was discarded vital force theory?

19 / 95

The basic unit of carbohydrates is_________

20 / 95

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

21 / 95

Perfumes may also contains_________

22 / 95

Functional group containing — NH2 are called________

23 / 95

Carbonization process is the conversion of__________

24 / 95

Main component of natural gas is______

25 / 95

Coal tar is a mixture of more than organic compounds_______

26 / 95

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

27 / 95

Pitch is black residue of__________

28 / 95

The % age of carbon in bituminous is __________

29 / 95

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

30 / 95

Which one of the following is not a fossil fuel?

31 / 95

Functional group —OH is found.in___________

32 / 95

Which type of coal is used as house hold coal________

33 / 95

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

34 / 95

Coal having 90% carbon contents is called_______

35 / 95

CH3-O-CH3 is called_______

36 / 95

Natural gas is used to make_________

37 / 95

Alkyl radical is derivative of__________

38 / 95

Which one contains double covalent bond?

39 / 95

Who put forward the vital force theory?

40 / 95

Geraniol consists of functional group_________

41 / 95

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

42 / 95

Which of the following formula of a compound represents the exact arrangement of the different atoms of various elements present in a molecule of a substance?

43 / 95

Homologous series have same_________

44 / 95

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

45 / 95

The general formula of alkane is ________

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

(Select Correct Answer)

46 / 95

The vital force theory suffered rejection in__________

47 / 95

Which one contains triple covalent bond?

48 / 95

The chemical formula of octane is_________

  • C5H12
  • C3H8
  • C2H6
  • C8H18

(Which Option is Correct)

49 / 95

Which one is used as reducing agent_________

50 / 95

Which one of the following is the hardest coal?

51 / 95

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

52 / 95

Condensed form of propane is________

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

(Select Correct Option)

53 / 95

Petroleum is refined by_________

54 / 95

Dead plants produce all of these products except_______

55 / 95

The main component of natural gas is___________

56 / 95

The molecular formula of pentane is_______

  • CH4
  • C3H3
  • C5H12 
  • C4H10

(Select Correct Option)

57 / 95

Which one of the following compounds is an aldehyde?

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

(Which Option is Correct)

58 / 95

Coal gas is the mixture of______

59 / 95

General formula of alkyl radical is_______

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

(Select Correct Option)

60 / 95

Vitamins are found in____________

61 / 95

How many types of formula of organic compound?

62 / 95

Which one of the following does not contain starch _________

63 / 95

How many Carbons are present in Heptanes?

64 / 95

Which of the following are derived from alkanes?

65 / 95

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

66 / 95

Which one is soft coal__________

67 / 95

Which one contains double bond?

68 / 95

Coal is blackish complex mixture of compounds of________

69 / 95

The % age of carbon is lignite is___________

70 / 95

Which one provide inert atmosphere in metallurgy process?

71 / 95

Molecular formula of butane is________

  • C4H10
  • C5H5
  • C4H8
  • C4H6

(Select Correct Option)

72 / 95

The 1st organic compound prepared in laboratory.

73 / 95

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

74 / 95

Silicon occurs in the form of _________

75 / 95

The % age of carbon in peat is____________

76 / 95

Which one of the following does not contain protein?

77 / 95

Natural gas contains_________

78 / 95

Organic compound consisting of “RCOOR” functional group is called_______

79 / 95

Paraffin’s means___________

80 / 95

The ability of carbon atoms to form chains is called_____

81 / 95

The % age of carbon in coal is_________

82 / 95

Who was prepared acetic acid in laboratory?

83 / 95

Esters are recognized by their________

84 / 95

Which one contains triple bond?

85 / 95

Alkyle Radical is represented as_______

86 / 95

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

87 / 95

Name the gas which is not found in coal gas_______

88 / 95

Organic compounds are soluble in_________

89 / 95

The functional group -COOH is found in_______

90 / 95

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

91 / 95

The % age of carbon in coke is_________

92 / 95

A benzene ring is made of carbon atoms_______

93 / 95

Which one is heterocyclic compound?

94 / 95

Coal is consisting of ________types.

95 / 95

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

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Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Problems for Class 10th

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

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

Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 11, Chemistry class 10 chapter 11 pdf, Chemistry class 10 chapter-11 short questions, Chemistry class 10 chapter-11 solved exercise pdf, Chemistry Notes for Class 10 Chapter-11, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, adamjee notes for class 10 chemistry, then all the solution if your problem is available within our website eStudent.pk

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-10

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Here are important MCQs for Chemistry Notes for Class-10, chapter#10

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Chemistry Ch#010, 10th Class

Here MCQs for your Revision

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1 / 72

Which acid is used for food preservation?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Select one Option which is Correct?

2 / 72

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

3 / 72

Which salt is used as a table salt?

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Select One Option.

4 / 72

Which one is Lewis acid?

  • BF3
  • AIC3
  • FeCl3
  • All of these

Which Option is Correct ?

5 / 72

Which one is not an Arrhenius base?

  • NaOH
  • KOH
  • Ca(OH)2
  • NH3

Which Option is Correct ?

6 / 72

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

7 / 72

Which one is not an Arrhenius acid?

  • HCl
  • H2SO4
  • CO2
  • HNO3

Select One Option.

8 / 72

Citric acid is present in ___________

9 / 72

All acids turn blue litmus into _____________

10 / 72

Which is used to manufacture of soap?

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

Select Correct Option.

11 / 72

Butyric acid is present in ____________

12 / 72

Which is used to remove the grease stains from clothes?

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

Which Option is suitable?

13 / 72

Acidic solutions have pH value _______

14 / 72

Select Correction Option

15 / 72

pH of neutral solution is always ________

16 / 72

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

  • CaCl2
  • NaCl
  • CaO
  • Na2SiO3

Select Correct Answer ?

17 / 72

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

18 / 72

A conjugate base is a specie formed by donating a ___________

19 / 72

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

20 / 72

When acids react with metals which gas is evolved?

  • H2
  • O2
  • Cl2
  • N2

Select any One Option.

21 / 72

The water of crystallization is responsible for the ___________

22 / 72

Which acid is used for etching designs on copper plates?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which Option is Correct ?

23 / 72

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

24 / 72

Which one of the following species is not amphoteric?

  • H2O
  • NH3
  • HCO3
  • SO4

Which Option is Correct?

25 / 72

Stearic acid present in______________

26 / 72

The word acid is derived from thy_________

27 / 72

Word “Acidus” means__________

28 / 72

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

29 / 72

Acetic acid is a weak acid because it _______________

30 / 72

Which acid is used an electrolyte in lead storage battery?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which is Correct Option ?

31 / 72

Lewis acid-base concept have the following characteristics except______

32 / 72

Give Kw = (H+] [OH-] = 1.0 x 10-14 at 25°C what is the concentration of H+ in pure water at 25°C?

  • 1 x 10-7 mol dm-3
  • 1 x 107 mol dm-3
  • 1x 10-14 mol dm-3
  • 1 x 1014 mol dm-3

Select Correct Answer ?

33 / 72

A reaction between an acid and a base produce___________

34 / 72

A salt always _________________

35 / 72

A conjugate acid is a specie formed by accepting a ________

36 / 72

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

  • H2
  • CO2
  • SO2
  • NH3

The Correct Option is ____________

37 / 72

Arrhenius presented his concept about acids and bases in________

38 / 72

Indicators are the ___________

39 / 72

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

  • NaCl
  • Na2CO3
  • NaHCO3
  • Na2SiO3

Select Correct Option

40 / 72

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

  • H2
  • CO2
  • Cl2
  • N2

The Correct Option is ________

41 / 72

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

42 / 72

Which is used as foaming agent in fire extinguishers?

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

Select Correct Option.

43 / 72

 

Ferric hydroxide (Fe(OH)3) is precipitated out of solution when aqueous sodium hydroxide solution is added to ferric chloride (FeCl3)

FeCl3 +3Na0H    —>Fe(OH)3 +3NaCl

in this process color of the precipitate is _____________

44 / 72

Which one is mineral acid?

  • HCl
  • H2SO4
  • HNO3
  • All of these

Select Correct Option.

45 / 72

A salt is not composed of ___________

46 / 72

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

47 / 72

Jabir Bin Haiyan prepared ____________

48 / 72

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

49 / 72

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

50 / 72

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

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Which Option is Correct?

51 / 72

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

52 / 72

Which one is used for alkaline batteries?

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

Which Option is Correct?

53 / 72

The value of constant of ionic product of water Kw at 25°C is _________

  • 1.0x10-4
  • 1.0x1014
  • 1.0 x107
  • 1.0x10-7

which Value is Correct?

54 / 72

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

55 / 72

Basic solutions have pH value__________

56 / 72

Lavoisier named binary compounds of oxygen acids in_______

57 / 72

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

58 / 72

Maltic acid is present in _________

59 / 72

Alkalis react with ammonium salt to liberate_______

  • SO2
  • CO2
  • NH3
  • H2

Which Option is Correct?

60 / 72

Phenolphthalein produces red color in ___________

61 / 72

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

62 / 72

Formic acid is present in _______________

63 / 72

Uric acid is present in__________

64 / 72

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

65 / 72

Which one of the following is a Lewis base?

  • NH3
  • BF3
  • H+
  • AICI3

Select one Option

66 / 72

Select one Option

67 / 72

pH value normally varies from_________

68 / 72

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

69 / 72

Methyl orange produces colour in basic solution _____________

70 / 72

Which one is Lewis base?

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

Select One Option.

71 / 72

All bases turn red litmus into __________

72 / 72

Which acid is present in our stomach?

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Chemistry Notes, Problems for Class 10th

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

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

Chemistry class 10 pdf

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-9

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Here are important MCQs for Chemistry Notes for Class 10, Chapter 9 (Chap-01)

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Chemistry Ch#09, 10th Class

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1 / 89

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

2 / 89

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

3 / 89

Many environmental systems depend for their_____________

4 / 89

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

5 / 89

The Color of hydrogen iodide is___________

6 / 89

When the rate of the forward reaction takes place at the rate of reverse reaction the composition of the reaction mixture remains constant it is called_________

7 / 89

In direction of a reaction, reaction proceeds forward then______________

8 / 89

When H2 and O2 combine they form__________

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

Select Correct Option?

9 / 89

There are ___________possibilities of predicting extent of reaction.

10 / 89

Nitrogen and hydrogen were reacted together to make ammonia N2 + 3H2 —> 2NH3 where Kc=2.86mol-2 dm6, what will be present in the equilibrium mixture?

  • NH3 only
  • N2, H2 and NH3
  • N2 and H2 only
  • H2 only

Which Option is Correct ?

11 / 89

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

12 / 89

Reaction in which reactants react to form products called__________

13 / 89

Which type of reactions do not go to completion?

14 / 89

Which type of reactions speed up gradually?

15 / 89

When the reaction ceases to proceed, it is called_________

16 / 89

A reverse reaction is one that_______

17 / 89

There are ___________possibilities of predicting extent of reaction.

18 / 89

Reversible reaction____________

19 / 89

Which type of reactions take place in both directions?

20 / 89

The %age of nitrogen and oxygen in our atmosphere is_________

21 / 89

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

22 / 89

At initial stage the rate of forward reaction is______________

23 / 89

The characteristics of reversible reactions are the following except____

24 / 89

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

25 / 89

Irreversible reaction consists of_________

26 / 89

Nitrogen is used to prepare _______________

27 / 89

The two major components of atmosphere are ___________

28 / 89

Equilibrium constant value “Kc” is equal to__________

29 / 89

The forward reaction takes place__________

30 / 89

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

31 / 89

Which gas is used to prepare ammonia?

  • N2
  • O2
  • Cl2               
  • S

Which Option is Correct ?

32 / 89

When H2 and I2 combine they form ____________

  • H2O
  • HI
  • I2
  • H2 & I2

which Option is Correct ?

33 / 89

The units of molar concentration_____________

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

Which Option is Correct ?

34 / 89

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

35 / 89

When the magnitude of Kc is very small it indicates_____________

36 / 89

In chemical reactions the substances that combine are called _________

37 / 89

The oxidation of carbon monoxides goes to completion at _____________

38 / 89

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

39 / 89

In the lime kiln, the reaction CaCO3(g) —> CaO(g) + CO2(g) goes to completion because____

  • Of high temperature
  • CaO is more stable then CaCO3
  • CO2 escapes continuously
  • CaO is not dissociated

Which Option is Correct

40 / 89

Nitrogen and oxygen constituents ________of the atmosphere

41 / 89

In direction of a reaction, reaction is at equilibrium then_____________

42 / 89

Ammonia gas is used to manufacture__________

43 / 89

In direction of a reaction, reaction proceeds reverse then___________

44 / 89

There are ___________ possibilities at equilibrium state.

45 / 89

Name the reactants in this equation

2H2 +O2   —> 2H2O

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

Select One Options

46 / 89

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

47 / 89

At equilibrium the rate of forward and reverse reaction becomes_____

48 / 89

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

49 / 89

Forward reaction takes place from______________

50 / 89

When the magnitude of Kc is very large it indicates___________

51 / 89

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

52 / 89

When a reaction ceases to proceed further, it is called_____________

53 / 89

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

54 / 89

In an irreversible reaction dynamic equilibrium ______

55 / 89

An active mass is considered as the molar concentrations in units of__________

  • mol dm-3
  • mol-3 dm
  • mol-2 dm
  • mol-2 dm

Which Option is Correct ?

56 / 89

Reverse reactions gradually ______________

57 / 89

Point out the co efficient in the following hypothetical reaction

2A+3 D   —>   4C+8D

58 / 89

Gases are being used to manufacture____________

59 / 89

At dynamic equilibrium__________

60 / 89

Numerical value of Kc predicts_____________

61 / 89

When a system is at equilibrium states?

62 / 89

There are ___________major components of atmosphere.

63 / 89

Sulphur dioxide is used to manufacture_____________

64 / 89

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

65 / 89

In extent of reaction, the reaction goes to completion have__________

66 / 89

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

67 / 89

An equilibrium is achievable only in ___________________

68 / 89

There are ____________ characteristics of dynamic Equilibrium.

69 / 89

When CaO reacts with CO2 they produce_________

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

Which Option is Correct?

70 / 89

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

71 / 89

For a reaction between PCI3 and Cl2 to form PCI5, the units of Kc are______________

  • Mol dm-3
  • mol-1 dm-3
  • mol-1dm3
  • mol dm3

Which Option is Correct ?

72 / 89

The characteristics of inversible reaction are the following except_____________

73 / 89

In the beginning, the reverse reactions are ________

74 / 89

Which chemical is called king of chemicals?

  • KNO3
  • H2SO4
  • HCl
  • NHO3

Which Option is Correct ?

75 / 89

Reverse reaction take place from____________

76 / 89

Oxygen is used to prepare_______________

77 / 89

Which Option is Correct

78 / 89

Dynamic means, reaction is__________

79 / 89

The ratio of product concentration of products raised to power of co-efficient to the products of reactant raised to the power co-efficient is known as_________

80 / 89

Reversible reactions take place in__________

81 / 89

By knowing the value of equilibrium constant ____________can be predicted.

82 / 89

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

83 / 89

Reaction quotient is expressed as_____________

84 / 89

Which is the king of chemicals?

85 / 89

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

86 / 89

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

  • N2
  • O2
  • Cl2
  • S

Which Option is Correct ?

87 / 89

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

88 / 89

The color of iodine is______

89 / 89

The two major components of atmosphere are ____________

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

If any student searching to topics like Chemistry Notes for 10th class,  Chemistry Notes for Class 10 pdf, Chemistry Notes for Class 10 MCQs, Chemistry Notes for class 10 Gujranwala board, Chemistry Notes for class 10 Lahore board, Class 10 Chemistry notes chapter 01, Chemistry class 10 chapter 9 pdf, Chemistry class 10 chapter-9 short questions, Chemistry class 10 chapter-9 solved exercise pdf, Chemistry Notes for Class 10 Chapter-1, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, adamjee notes class 10 Chemistry 2022, adamjee notes for class 10 Chemistry, adamjee notes for class 10, adamjee notes, then all the solution if your problem is available within our website eStudent.pk

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

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