Conceptual Questions Chemistry class 10

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

Calcium carbonate is in water _________

2 / 61

Temporary hardness is due to the presence of bicarbonates of __________

3 / 61

Example of pest is___________

4 / 61

Which one of the following diseases causes liver inflammation?

5 / 61

Acute cadmium poisoning causes __________

6 / 61

The removal of which ion causes water softening.

7 / 61

Temporary hardness in water can be removed by ___________

8 / 61

Water molecules show structure _________

9 / 61

Which is not a heavy metal?

10 / 61

Hard water can cause____________

11 / 61

Water has a maximum density at __________

12 / 61

Specific heat capacity of water is _____________

13 / 61

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

14 / 61

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

15 / 61

Swimming pools are cleaned by the process________

16 / 61

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

17 / 61

The percentage of oceans in world water is _______

18 / 61

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

19 / 61

Industrial effluents are highly____________

20 / 61

Which of the following salt is soluble in water?

21 / 61

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

22 / 61

Which element protects teeth from decay?

23 / 61

Chemical formula of hypochlorous acid is __________

24 / 61

The percentage of water in human body is_____

25 / 61

Which organ ceases to function during Jaundice?

26 / 61

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

27 / 61

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

28 / 61

Temporary hardness is because of______________

29 / 61

Hookworm infects ___________

30 / 61

Which of the following is insoluble in water?

31 / 61

Sodium zeolite is naturally occurring reason of___________

32 / 61

Vibrious cholera causes _______

33 / 61

Gypsum in water is ____________

34 / 61

The freezing point of water is _____________

35 / 61

Which of the following is soluble in water?

36 / 61

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

37 / 61

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

38 / 61

Inland water includes _________________

39 / 61

Hook worm larvae enter the body through __________

40 / 61

Water dissolves non-ionic compound by ________

41 / 61

Permanent hardness is removed by adding__________

42 / 61

Maximum density of water at 4°C is _______________

43 / 61

Chemical form of gypsum___________

44 / 61

Acute lead poisoning causes dysfunction of_____________

45 / 61

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

46 / 61

Water which produces good lather with soap is called __________

47 / 61

Chemical formula of lime stone is _____________

48 / 61

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

49 / 61

Neurological damage is caused by the poisoning of__________

50 / 61

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

51 / 61

Soap is the sodium salt of long chain of _____________

52 / 61

The percentage of potable water on earth is____________

53 / 61

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

54 / 61

The boiling point of water is ____________

55 / 61

Which disease is caused by polluted water?

56 / 61

Which element do not cause toxicity in water?

57 / 61

Temporary hardness is removed by adding _____________

58 / 61

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

59 / 61

Which hepatitis is caused by contaminated water?

60 / 61

The heat capacity of water is _____________

61 / 61

Which one of the following gases is used to destroy harmful bacteria in 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 residual oil is heated above 400-C to produce___________

2 / 53

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

3 / 53

The number of carbon atoms present in petroleum gas_______

4 / 53

Which one of the following is used as jet fuel ?

5 / 53

Concentration is a separating technique in which mineral is separated from___________

6 / 53

The number of carbon atoms present in gasoline or petrol________

7 / 53

Which contains sufficient amount of metal?

8 / 53

The number of carbon atoms present in diesel oil______________

9 / 53

When crude oil is heated in the fractionating tower__________

10 / 53

The number of carbon atoms present in fuel oil_______________

11 / 53

Ammonia is prepared by the process__________

12 / 53

Blast furnace usually used for the metallurgy of__________

13 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

14 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

15 / 53

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

16 / 53

The raw materials for the manufacturing of urea are ___________

17 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

18 / 53

Froth flotation process is used to concentrate_________

19 / 53

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

20 / 53

The number of carbon atoms present in petroleum ether _________

21 / 53

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

22 / 53

Sodium carbonate is manufactured by___________

23 / 53

In Solvay’s process slaked lime is used to_________

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

Which Option is Correct?

24 / 53

Which one is not metal?

25 / 53

The nitrogen present in urea is used by plants to synthesize_________

26 / 53

Brown hair contains___________

27 / 53

Formula of urea is__________

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

Which Option is Correct ?

28 / 53

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

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

Which Option is Correct ?

29 / 53

Raw materials used in Solvay process.

30 / 53

A saturated solution of sodium chloride is called _____________

31 / 53

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

32 / 53

Extraction of metals from its ores is called___________

33 / 53

Concentration is a __________

34 / 53

The elements that do not conduct heat and electricity are called_________

35 / 53

Froth flotation process is used to concentrate the ore on________

36 / 53

Crude oil is heated in fractionating furnace upto_________

37 / 53

Blonde hair contains compounds of____________

38 / 53

Concentration of the copper ore is carried out by___________

39 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

40 / 53

Sindh Alkalies Limited was established near Karachi in ___________

41 / 53

Which one is not metal?

42 / 53

Compounds of metals exist under earth crust are called_______

43 / 53

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

44 / 53

Red hair contains compounds of____________

45 / 53

In the bessemerization process__________

46 / 53

How many % age of urea is used as fertilizers?

47 / 53

The number of carbon atoms present in kerosene oil_______

48 / 53

Imperial chemical industries (ICT) was established in_________

49 / 53

Which one of the ore of copper?

50 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

51 / 53

Metallurgy involves which of the following steps?

52 / 53

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

53 / 53

How many % age of nitrogen in urea fertilizers?

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

 

MCQs in PDF Format

 

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

 

Short Questions in PDF Format

 

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Long Questions in PDF Format

 

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Chemistry Notes, Solved Problems for Class 10th

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

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

Conceptual Questions Chemistry class 10 pdf

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

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-14

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

 

 

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

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

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Chemistry Ch#14, 10th Class

Here MCQs for your Revision

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1 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

2 / 77

Global warming is because of_____________

3 / 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

4 / 77

Ozone is an allotropic form of____________

5 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

6 / 77

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

7 / 77

Which is not a part of flue gas?

8 / 77

Which gas is the major constituent of troposphere?

9 / 77

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

10 / 77

The pH of water containing CO2 is_____

11 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

12 / 77

A pollutant is a waste material that pollutes_____________

13 / 77

How many Natural Systems Are Exist on our Earth?

14 / 77

Which is the major effect of global warming?

15 / 77

Which of the following is a secondary pollutant?

16 / 77

Effects of ozone depletion are following except the one_____

17 / 77

Which one of the followings is not a greenhouse Effect?

18 / 77

The region of ozone decomposition in stratosphere is_______

19 / 77

The Earth’s atmosphere is getting hotter because of____________

20 / 77

PAN strands for__________

21 / 77

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

22 / 77

Ozone depletion was first noticed in ___________

23 / 77

Which of the following is a poisonous gas?

24 / 77

Almost all air crafts fly in which region?

25 / 77

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

26 / 77

Atmosphere has ___________regions.

27 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

28 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

29 / 77

Which gas is in involved in ozone depletion?

30 / 77

Which pollutant is responsible for changing weather?

31 / 77

Carbon monoxide is harmful to us because______________

32 / 77

Just above the Earth surface is called __________

33 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

34 / 77

The recombination of O and O2 in mid stratosphere is an_______

35 / 77

Thermosphere lies beyond__________

36 / 77

Major portion of ozone layer is found in__________

37 / 77

Which gas is responsible in warming the atmosphere?

38 / 77

Which one of the following is not an air pollutant?

39 / 77

At which region all weather occurs?

40 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

41 / 77

Ozone has a smell like _________

42 / 77

Buildings are being damaged by acid rain because it attacks_________

43 / 77

About 99% atmosphere mass lies within_________

44 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

45 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

46 / 77

Mesosphere has a temperature range__________

47 / 77

Which factor determines the severity of a pollutant?

48 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

49 / 77

Fossil fuel means __________

50 / 77

Ozone is beneficial for us as it_________

51 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

52 / 77

A group of gases that maintains temperature of atmosphere are __________

53 / 77

Higher concentration of CO causes__________

54 / 77

Ultraviolet radiations can cause___________

55 / 77

Incinerator reduces solid waste into__________

56 / 77

Iron and steel structure are damaged by___________

57 / 77

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

58 / 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)

59 / 77

Which of the following can be used as a fuel?

60 / 77

High concentration of which metal clogs the fish gills.

61 / 77

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

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

62 / 77

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

63 / 77

The envelope of different gases around the earth is called___________

64 / 77

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

65 / 77

Which is not a poisonous gas?

66 / 77

Ozone layer is not found in__________

67 / 77

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

68 / 77

Which is not a characteristic of SO2

69 / 77

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

70 / 77

The percentage by volume of nitrogen in dry gas is_______

71 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

72 / 77

99% of atmosphere consists of___________

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

Select Correct Option

73 / 77

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

74 / 77

The pH of acid rain is___________

75 / 77

The region in which ozone layer depletes is called___________

76 / 77

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

77 / 77

The smell of photocopies machine is due to the presence of_________

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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

Which carbohydrate is used directly by muscles for energy?

2 / 121

Lipids are macromolecules made up of____________

3 / 121

___________is a poor conductor

4 / 121

Fats exists in_________

5 / 121

The most important oligosaccharide is____________

6 / 121

Which one of the following is a reducing sugar?

7 / 121

Carbohydrates are synthesized by plants through_________

8 / 121

In hydrogenation of vegetable oil catalyst employed is________

9 / 121

Deficiency of Vitamin E causes_________

10 / 121

Margarine is produced by adding ___________ to vegetable oil.

11 / 121

Carbohydrates are ________ in water.

12 / 121

Butter and fats are obtained from_________

13 / 121

___________ is synthesizes by Plants.

14 / 121

Esters of butanoic acids have ________ smell.

15 / 121

Enzymes are proteins which have the following properties except___________

16 / 121

Carbohydrates are__________

17 / 121

Oil exists in form of___________

18 / 121

Starch is commonly found in____________

19 / 121

Nucleic acids are made up of long chain of___________

20 / 121

Low sugar level in human body results in______________

21 / 121

A bond formed between two amino acids is____________

22 / 121

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

23 / 121

Fat soluble vitamins are ______

24 / 121

Thousands of amino acids polymerize to form__________

25 / 121

Vitamin B, was discovered by__________

26 / 121

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

27 / 121

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

28 / 121

Photosynthesis process produces______

29 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

30 / 121

Glucose is_____________

31 / 121

Synthesis of protein is directed by____________

32 / 121

Which of the following is tasteless?

33 / 121

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

34 / 121

Dextrose solution contain_________ calories of energy.

35 / 121

Which helps in lowering of cholesterol level?

36 / 121

Which one of the following cannot be hydrolyzed?

37 / 121

Fats and oils are _________ foods.

38 / 121

Which is a hereditary material?

39 / 121

50% dextrose contains approximate amount of energy_________

40 / 121

White viscous fluid (albumen) present in an egg is______________

41 / 121

Deficiency of vitamin D cause __________

42 / 121

Which is the essential sugar found in milk?

43 / 121

Methyl butanoate smell like_______

44 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

45 / 121

Carbohydrates are molecule_______

46 / 121

The glucose is further polymerized to form_________

47 / 121

Monosaccharides cannot be _________

48 / 121

Which of the followings is a disaccharide?

49 / 121

________is responsible for the transmission of genetic information.

50 / 121

Oils and fats are esters of large chain fatty acids with__________

51 / 121

Denaturing of protein is caused by______________

52 / 121

Which one is found in bones?

53 / 121

Solomon and Wales oil is used as __________

54 / 121

Ethyl butanoate smells like__________

55 / 121

Marine source of oil is _______

56 / 121

Smell of rancid butter is due to the presence of_______________

57 / 121

Protein is not found in____________

58 / 121

Tetra-saccharides are classified under__________

59 / 121

DNA was discovered by__________

60 / 121

The source of galactose_________

61 / 121

Carbohydrates is directly used by__________

62 / 121

When glucose and fructose combine, they produce_________

63 / 121

Which one is a proteins?

64 / 121

Glucose and fructose are_________

65 / 121

The important mono-saccharides is ______

66 / 121

Ethyl butanoate smells like__________

67 / 121

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

68 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

69 / 121

Fructose contain group__________

70 / 121

Mono-saccharides are ________sugars.

71 / 121

Which helps to keep the bowel functioning properly?

72 / 121

Proteins are essential for the formation of________

73 / 121

Nature of polysaccharides is__________

74 / 121

___________is essential component living cells.

75 / 121

RNA stands for _________

76 / 121

Monosaccharides consists of number of carbon atoms_______

77 / 121

Energy provided by carbohydrate is __________

78 / 121

Which is the natural sugar found in starchy foods?

79 / 121

The energy provided by carbohydrates in per gram ______

80 / 121

RNA act role as _________

81 / 121

Which is not a reducing sugar?

82 / 121

Disease of deficiency of vitamin A is_______

83 / 121

Night blindness is because of deficiency of ________

84 / 121

Which one of the following vitamins is water soluble?

85 / 121

Amino acids are the building blocks of_________

86 / 121

Carbohydrates regulate the amount of _________ in our body.

87 / 121

Vitamin C is also called________

88 / 121

Source of simple sugar is_________

89 / 121

The most important disaccharide is__________

90 / 121

Amino acids are linked with each other through________

91 / 121

Eggs, Oils and fats contain vitamin_____________

92 / 121

Maltose a disaccharide of two molecules________

93 / 121

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

94 / 121

Lipids are made of ___________

95 / 121

Vitamins were discovered in________

96 / 121

Triglycerides are fatty acids____________

97 / 121

Rancid butter has________________

98 / 121

Starch is found in____________

99 / 121

The percentage of protein in dry weight of cell_______

100 / 121

Funk discovered vitamin _________

101 / 121

Human body uses carbohydrates in the form of_________

102 / 121

The organic compound used as drugs to control bleeding are__________

103 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

104 / 121

RNA consists of_________

105 / 121

Accessories growth factors later named vitamins by________

106 / 121

The nature of enzyme is____________

107 / 121

Maltose is commonly found in_________

108 / 121

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

109 / 121

Carbohydrates are synthesized by plants through______

110 / 121

Polysaccharides is _______solid.

111 / 121

Which of the followings is a triglyceride?

112 / 121

Monosaccharides are crystalline solids________

113 / 121

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

114 / 121

When bones are heated, they give____________

115 / 121

Percentage of protein in dry weight of cell is _________

116 / 121

___________ is an example of pure cellular.

117 / 121

DNA structure was discovered in __________

118 / 121

Which one of the following are amorphous solids?

119 / 121

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

120 / 121

Gelatin is used in ________

121 / 121

Amino acids are __________ of protein.

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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

Detergents are the sodium salts of__________

2 / 96

Number of bonds in propene is ______________

3 / 96

Alkanes are least reactive compounds because they are____________

4 / 96

Alkenes are insoluble in___________

5 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

6 / 96

Due to which property alkane are used as fuel___________

7 / 96

Carbon has valency_______

8 / 96

Methane forms natural gas about___________

9 / 96

The example of rubbers is ________

10 / 96

Chloroform is used for__________

11 / 96

Carbon black is used in the manufacture of_______

12 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

13 / 96

Those Hydrocarbons having high molecular mass are___________

14 / 96

Alkenes are produced in large amounts by cracking of_________

15 / 96

Alkyne forms____________

16 / 96

Which one of the following is more reactive?

17 / 96

Traces of acetylene are present in coal gas about ___________

18 / 96

Which compound is used for welding process?

19 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

20 / 96

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

21 / 96

paraffins means________

22 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

23 / 96

The order of reactivity of hydrogen halides with alkenes is__________

24 / 96

The end product of oxidation of acetylene is_______

25 / 96

Which is present 85% in natural gas?

26 / 96

Amorphous forms of carbons are______

27 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

28 / 96

Alkenes is also called ______

29 / 96

Benzene is formed by the polymerization of_______________

30 / 96

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

31 / 96

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

32 / 96

Banana when ripped produces gas________

33 / 96

Some orchids attract bees for pollination by producing_________

34 / 96

Addition of hydrogen is called _________

35 / 96

Incomplete combustion of alkanes produces __________

36 / 96

Which is used as Anti-freezer?

37 / 96

Glyoxal is oxidize into_________

38 / 96

Which of the following has higher energy?

39 / 96

Which one of the following is a substitution reaction?

40 / 96

Dehydrohalogenation takes place in the presence of_____________

41 / 96

Banaspati Ghee is also called______

42 / 96

In dry cleaning, which chemical is used?

43 / 96

Ethylene oxide is used as _________

44 / 96

Incomplete combustion of alkanes produces________

45 / 96

The reduction of alkyl halides takes place in the presence of___________

46 / 96

The compound having at least one benzene ring are called________

47 / 96

Alcohol is soluble in water due to ________

48 / 96

Substitution reaction is the characteristics of__________

49 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

50 / 96

Number of bonds present in methane________

51 / 96

Alkanes give reaction only _____

52 / 96

Which of the following gas is used in warfare?

53 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

54 / 96

The alkanes consisting of C5 to C10 are__________

55 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

56 / 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?

57 / 96

Di-methy acetylene is also called___________

58 / 96

Which of the following is not a function of chloroform?

59 / 96

Which of the following is not alcohol?

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

Select Correct Option

60 / 96

The density of alkane increases with the increase of _________

61 / 96

Which of the following property is not present in hydrocarbons?

62 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

63 / 96

Alkenes are prepared from alcohols by a process called_________

64 / 96

Carbon tetra chloride is used in_______

65 / 96

A solution of bromine in water having colour________

66 / 96

Methane is also called ______

67 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

68 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

69 / 96

Alkanes are also called ________

70 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

71 / 96

Which of the following is a synthetic fiber?

72 / 96

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

73 / 96

Dehydration means removal of__________

74 / 96

Oxidation of alkenes produce______

75 / 96

Due to increase in molar mass which property increases?

76 / 96

Ethene reacts with H2SO4 at temperature of_________

77 / 96

The Hydrocarbons having double bond are called _________

78 / 96

Which is the characteristics property of alkanes?

79 / 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)

80 / 96

Traces of acetylene are present in coal gas about_________

81 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

82 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

83 / 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 ?

84 / 96

Formula of nascent hydrogen is_______

85 / 96

In shoe polishes, which chemical is used?

86 / 96

Which one of the following is a substitution reaction?

87 / 96

Which of the following does not occur free in nature?

88 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

89 / 96

Alkynes being more reactive than __________

90 / 96

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

91 / 96

Ethylene is present in natural gas sometimes to the extent of________

92 / 96

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

93 / 96

Oxidation of ethene with KMnO4 produces______

94 / 96

Alkanes do not react in__________

95 / 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

96 / 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?

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abdullah00:47:10 Apr 01, 202466%
MUHAMMAD10:41:22 Feb 07, 202469%
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RH11:07:29 Jan 31, 202457%
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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%
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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%
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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-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

The units of molar concentration_____________

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

Which Option is Correct ?

2 / 89

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

3 / 89

Which type of reactions speed up gradually?

4 / 89

The color of iodine is______

5 / 89

The two major components of atmosphere are ____________

6 / 89

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

  • N2
  • O2
  • Cl2
  • S

Which Option is Correct ?

7 / 89

Reaction in which reactants react to form products called__________

8 / 89

The characteristics of reversible reactions are the following except____

9 / 89

Forward reaction takes place from______________

10 / 89

The forward reaction takes place__________

11 / 89

Which is the king of chemicals?

12 / 89

In an irreversible reaction dynamic equilibrium ______

13 / 89

The characteristics of inversible reaction are the following except_____________

14 / 89

There are ___________possibilities of predicting extent of reaction.

15 / 89

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

16 / 89

In direction of a reaction, reaction proceeds reverse then___________

17 / 89

In direction of a reaction, reaction proceeds forward then______________

18 / 89

Dynamic means, reaction is__________

19 / 89

Which chemical is called king of chemicals?

  • KNO3
  • H2SO4
  • HCl
  • NHO3

Which Option is Correct ?

20 / 89

Sulphur dioxide is used to manufacture_____________

21 / 89

When a reaction ceases to proceed further, it is called_____________

22 / 89

At dynamic equilibrium__________

23 / 89

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

24 / 89

Which type of reactions do not go to completion?

25 / 89

The two major components of atmosphere are ___________

26 / 89

The Color of hydrogen iodide is___________

27 / 89

An equilibrium is achievable only in ___________________

28 / 89

When H2 and O2 combine they form__________

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

Select Correct Option?

29 / 89

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

30 / 89

Reverse reaction take place from____________

31 / 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 ?

32 / 89

In the beginning, the reverse reactions are ________

33 / 89

Reverse reactions gradually ______________

34 / 89

By knowing the value of equilibrium constant ____________can be predicted.

35 / 89

Reversible reactions take place in__________

36 / 89

Equilibrium constant value “Kc” is equal to__________

37 / 89

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

38 / 89

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

39 / 89

There are ___________major components of atmosphere.

40 / 89

Many environmental systems depend for their_____________

41 / 89

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

42 / 89

Irreversible reaction consists of_________

43 / 89

There are ___________ possibilities at equilibrium state.

44 / 89

In chemical reactions the substances that combine are called _________

45 / 89

Nitrogen and oxygen constituents ________of the atmosphere

46 / 89

At equilibrium the rate of forward and reverse reaction becomes_____

47 / 89

When H2 and I2 combine they form ____________

  • H2O
  • HI
  • I2
  • H2 & I2

which Option is Correct ?

48 / 89

Oxygen is used to prepare_______________

49 / 89

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

50 / 89

The %age of nitrogen and oxygen in our atmosphere is_________

51 / 89

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

52 / 89

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

53 / 89

When CaO reacts with CO2 they produce_________

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

Which Option is Correct?

54 / 89

At initial stage the rate of forward reaction is______________

55 / 89

Numerical value of Kc predicts_____________

56 / 89

Which gas is used to prepare ammonia?

  • N2
  • O2
  • Cl2               
  • S

Which Option is Correct ?

57 / 89

Name the reactants in this equation

2H2 +O2   —> 2H2O

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

Select One Options

58 / 89

In extent of reaction, the reaction goes to completion have__________

59 / 89

Nitrogen is used to prepare _______________

60 / 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_________

61 / 89

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

62 / 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_________

63 / 89

In direction of a reaction, reaction is at equilibrium then_____________

64 / 89

Reaction quotient is expressed as_____________

65 / 89

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

66 / 89

Reversible reaction____________

67 / 89

When the reaction ceases to proceed, it is called_________

68 / 89

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

69 / 89

Gases are being used to manufacture____________

70 / 89

When the magnitude of Kc is very large it indicates___________

71 / 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

72 / 89

Point out the co efficient in the following hypothetical reaction

2A+3 D   —>   4C+8D

73 / 89

There are ____________ characteristics of dynamic Equilibrium.

74 / 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 ?

75 / 89

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

76 / 89

A reverse reaction is one that_______

77 / 89

There are ___________possibilities of predicting extent of reaction.

78 / 89

Which Option is Correct

79 / 89

When a system is at equilibrium states?

80 / 89

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

81 / 89

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

82 / 89

The oxidation of carbon monoxides goes to completion at _____________

83 / 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 ?

84 / 89

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

85 / 89

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

86 / 89

When the magnitude of Kc is very small it indicates_____________

87 / 89

Which type of reactions take place in both directions?

88 / 89

Ammonia gas is used to manufacture__________

89 / 89

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

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Umar22:14:46 Mar 16, 202547%
uamr22:14:12 Mar 16, 202592%
Muhammad Arslan22:13:47 Mar 16, 202564%
ARSLAN22:08:57 Mar 16, 202560%
huzaifa11:27:19 Mar 13, 202521%
umar22:17:47 Mar 11, 202565%
Arslan15:21:09 Mar 10, 202541%
Umer15:05:31 Mar 10, 202551%
mubeen18:32:54 Feb 11, 202583%
Miko15:16:12 Jan 22, 202570%
Aa17:21:34 Oct 04, 202451%
syed hassan13:35:14 Aug 17, 202468%
ua23:31:31 Mar 31, 202473%
zainab12:41:05 Feb 25, 20248%
Sidra Tul Muntaha18:18:19 Feb 23, 202450%
aiman17:29:03 Feb 20, 202453%
Moiz22:56:44 Feb 19, 202438%
Sultan Khan09:11:42 Feb 18, 202432%
Sana22:44:30 Feb 07, 202448%
Hh12:22:01 Jan 21, 202466%
M.Arshad03:53:44 Jan 21, 202447%
Manglani jaan21:41:06 Jan 09, 202442%
Pamu09:41:56 Jan 09, 202468%
Abc18:50:08 Jan 04, 202482%
Abdul Manan09:21:01 Jan 03, 202420%
M.Ahsan00:54:09 Jan 03, 20240%
jkgas22:23:30 Jan 02, 20240%
siuuuuuuuuu22:22:55 Jan 02, 20240%
death21:49:28 Jan 02, 202416%
Shaheer21:44:21 Jan 02, 20240%
Hassan17:28:14 Jan 02, 202415%
Haider12:47:32 Jan 02, 202422%
Fatima10:41:52 Jan 02, 202460%
Mohsin18:48:41 Jan 01, 20240%
MK12:02:38 Dec 24, 202367%
moosa12:00:20 Dec 24, 20230%
Moosa11:59:39 Dec 24, 20230%
abdul13:22:21 Dec 13, 202389%
MAN13:36:31 Dec 12, 202384%
Ali13:18:55 Dec 12, 202347%
zainab21:34:27 Dec 11, 202398%
zainab21:31:11 Dec 11, 20231%
junaid12:00:14 Dec 09, 202369%
m,m,.11:52:26 Dec 09, 202351%
zoya17:38:55 Sep 27, 202314%
Ali Zoyan16:44:53 Sep 26, 202370%
Ali Zoyan16:27:08 Sep 26, 202335%
DONUT20:16:22 Sep 15, 202312%
Huzaifa19:51:50 Sep 15, 202358%
Abu g19:20:22 Sep 15, 202364%
ttyurruru15:16:36 Aug 29, 20236%
Sudais09:49:04 Aug 19, 202374%
Sudais09:37:22 Aug 13, 202357%
sadaf shah09:18:18 Jul 22, 202360%
B14:32:57 Jul 19, 202378%
H05:54:08 Jun 06, 202382%
I09:04:49 Jun 05, 202383%
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Sindhi10:20:06 Apr 14, 202344%
Vv10:57:19 Apr 10, 202310%
Hello02:11:07 Apr 10, 202337%
ahmed00:33:12 Apr 09, 202352%
Tehreem12:51:31 Mar 23, 202360%
hamna16:59:25 Mar 16, 202360%
Daniya05:45:54 Mar 14, 202332%
Bazlah00:31:04 Mar 14, 202357%
Ali18:07:19 Mar 02, 20231%
hassan17:22:59 Feb 25, 202361%
☹︎☠️12:14:06 Feb 23, 202367%
☠️☹︎11:57:16 Feb 23, 202352%
Maryam Usman13:49:57 Feb 19, 202360%
Brih10:33:58 Feb 10, 202353%
Fahad Qureshi16:34:05 Feb 01, 202335%
idk19:57:00 Jan 15, 202353%
Gubz13:22:48 Jan 11, 202386%
Gubz13:05:09 Jan 11, 202346%
Amina17:21:51 Jan 10, 20238%
Abdul14:12:17 Jan 09, 202311%
Ayesha21:19:34 Jan 08, 202391%
hasan19:01:51 Jan 08, 202392%
Fakiha10:27:34 Dec 24, 202286%
iqra15:18:16 Nov 30, 202262%
Ahmad Hussain22:07:41 Nov 17, 202225%
Muhammad Usman19:42:33 Nov 17, 202222%
Salwa begum23:11:58 Nov 07, 202223%
Abdul Rehman17:13:04 Oct 11, 2022100%
AR16:27:50 Oct 11, 202252%
saira19:35:38 Oct 10, 20221%
Anosha09:57:53 Oct 09, 202269%
Bus kr07:21:47 Oct 08, 202282%
Alizay07:02:57 Oct 08, 202253%
NOOR21:58:28 Oct 07, 202291%
huda21:40:48 Oct 07, 202279%
Arzoo21:26:22 Oct 07, 202259%
amber18:18:42 Oct 02, 20220%
Jjjj12:31:20 Oct 01, 202270%
Ariana00:13:23 Sep 29, 202267%
Maria18:10:58 Sep 28, 202277%
Hajani21:21:59 Sep 26, 202246%
Samreen19:26:23 Sep 26, 202239%
mubeen khurram00:53:30 Sep 24, 202228%
AMNA09:01:26 Sep 23, 202249%
Adc09:54:16 Sep 20, 202226%
Samra16:35:06 Sep 18, 202267%
Sara16:13:32 Sep 18, 202279%
Sawi06:33:54 Sep 18, 20220%
fsgshsh12:21:59 Sep 16, 202260%
Zain22:13:08 Sep 15, 202226%
Tayyab19:54:33 Sep 12, 202267%
Manan11:43:47 Sep 09, 202224%
Anusha18:34:50 Sep 06, 202253%
rubab15:31:50 Sep 05, 202265%
rubab15:16:45 Sep 05, 202234%
Aira13:54:19 Aug 27, 202287%
X66d605:26:59 Aug 22, 202262%
lafiha08:47:21 Aug 16, 202234%
Malika02:21:16 Aug 11, 202253%
Mehmood ul Hassan02:03:36 Aug 11, 202240%
polo18:52:30 Aug 09, 202256%
Sana10:51:02 Aug 04, 202283%
AK17:05:15 Aug 02, 202270%
Laraib20:12:56 Aug 01, 202239%
Asad13:26:26 Jul 21, 202237%
Fhjr17:17:45 Jul 19, 20224%
Fatima16:01:02 Jun 30, 202279%
Princess11:17:07 Jun 29, 202228%
Abc10:54:51 Jun 26, 202215%
Biya01:56:06 Jun 16, 20221%
ayesha kanwal20:13:49 Jun 12, 20225%
Faizan23:28:24 May 15, 202225%
Faizan22:54:52 May 15, 20228%
Sultan Asad04:26:44 May 15, 202283%
Sania05:12:56 May 15, 202291%
Ahmed22:31:59 May 08, 202231%
ZAIN ALI11:26:41 May 08, 202260%
heera03:33:46 May 07, 20226%
Amna03:27:33 May 07, 202286%
Fahad22:24:46 Apr 17, 202231%
ParhaiQabarMeiLekeJanaWala16:47:14 Apr 13, 202216%
IJTABAi23:38:25 Apr 11, 202275%
ijtaba22:53:56 Apr 11, 202233%
rajidabbasi7@gmail.com07:40:03 Apr 03, 202250%
Faisal20:24:37 Nov 24, 202156%
Faisal20:10:50 Nov 24, 202144%
Faisal19:54:16 Nov 24, 202133%
SYED AHMAD ISRAR01:50:34 Nov 08, 202157%
Jennifer15:26:20 Oct 13, 202152%
Asjed06:50:24 Jul 30, 202147%
Hussnain18:40:57 Jul 29, 202157%
Saim Butt14:54:28 Jul 29, 202180%
Saima11:34:20 Jul 29, 202123%
Azhar17:15:10 Jul 14, 202138%
Zaheer07:12:38 Apr 26, 202133%
Danish ali12:08:37 Feb 12, 202153%

 

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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

 

Tags related to this posts are like adamjee notes for class 10 chemistry.