Chemistry Notes for Class 10 MCQs

Chemistry Notes for Class-10 Chapter-15

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If you are looking for Chemistry Notes for Class 10 Chapter-15 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 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

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

2 / 61

Which organ ceases to function during Jaundice?

3 / 61

The boiling point of water is ____________

4 / 61

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

5 / 61

Which one of the following diseases causes liver inflammation?

6 / 61

The percentage of water in human body is_____

7 / 61

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

8 / 61

Vibrious cholera causes _______

9 / 61

Temporary hardness is removed by adding _____________

10 / 61

The freezing point of water is _____________

11 / 61

Which is not a heavy metal?

12 / 61

Hookworm infects ___________

13 / 61

Inland water includes _________________

14 / 61

Which hepatitis is caused by contaminated water?

15 / 61

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

16 / 61

Temporary hardness is due to the presence of bicarbonates of __________

17 / 61

Industrial effluents are highly____________

18 / 61

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

19 / 61

Calcium carbonate is in water _________

20 / 61

Maximum density of water at 4°C is _______________

21 / 61

The percentage of potable water on earth is____________

22 / 61

Water which produces good lather with soap is called __________

23 / 61

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

24 / 61

Which element do not cause toxicity in water?

25 / 61

The removal of which ion causes water softening.

26 / 61

Chemical form of gypsum___________

27 / 61

Which disease is caused by polluted water?

28 / 61

Water dissolves non-ionic compound by ________

29 / 61

Sodium zeolite is naturally occurring reason of___________

30 / 61

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

31 / 61

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

32 / 61

Gypsum in water is ____________

33 / 61

Temporary hardness is because of______________

34 / 61

Water molecules show structure _________

35 / 61

Which of the following is soluble in water?

36 / 61

Which of the following salt is soluble in water?

37 / 61

Specific heat capacity of water is _____________

38 / 61

Acute cadmium poisoning causes __________

39 / 61

The heat capacity of water is _____________

40 / 61

The percentage of oceans in world water is _______

41 / 61

Which of the following is insoluble in water?

42 / 61

Chemical formula of hypochlorous acid is __________

43 / 61

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

44 / 61

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

45 / 61

Neurological damage is caused by the poisoning of__________

46 / 61

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

47 / 61

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

48 / 61

Soap is the sodium salt of long chain of _____________

49 / 61

Permanent hardness is removed by adding__________

50 / 61

Hook worm larvae enter the body through __________

51 / 61

Temporary hardness in water can be removed by ___________

52 / 61

Water has a maximum density at __________

53 / 61

Hard water can cause____________

54 / 61

Swimming pools are cleaned by the process________

55 / 61

Chemical formula of lime stone is _____________

56 / 61

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

57 / 61

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

58 / 61

Which element protects teeth from decay?

59 / 61

Acute lead poisoning causes dysfunction of_____________

60 / 61

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

61 / 61

Example of pest is___________

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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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(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 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

Which one of the following is used as jet fuel ?

2 / 53

Blast furnace usually used for the metallurgy of__________

3 / 53

Sodium carbonate is manufactured by___________

4 / 53

Red hair contains compounds of____________

5 / 53

The residual oil is heated above 400-C to produce___________

6 / 53

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

7 / 53

How many % age of urea is used as fertilizers?

8 / 53

Concentration of the copper ore is carried out by___________

9 / 53

Which one is not metal?

10 / 53

Formula of baking soda is________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

11 / 53

Formula of urea is__________

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

Which Option is Correct ?

12 / 53

Froth flotation process is used to concentrate the ore on________

13 / 53

The raw materials for the manufacturing of urea are ___________

14 / 53

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

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

Which Option is Correct ?

15 / 53

The elements that do not conduct heat and electricity are called_________

16 / 53

The number of carbon atoms present in petroleum ether _________

17 / 53

Concentration is a separating technique in which mineral is separated from___________

18 / 53

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

19 / 53

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

  • C2H4
  • C3H8
  • C7H10
  • C12H26

Which Option is Correct ?

20 / 53

Matte is a mixture of_____________

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

Which Option is Correct ?

21 / 53

When crude oil is heated in the fractionating tower__________

22 / 53

Compounds of metals exist under earth crust are called_______

23 / 53

Ammonical brine is prepared by dissolving ammonia gas in ______

  • NaCl
  • CaCO3
  • CaCl2
  • Na2SO4

Which Option is Correct ?

24 / 53

The nitrogen present in urea is used by plants to synthesize_________

25 / 53

When NaHCO3 is heated it forms________

  • CO2
  • Ca(OH)2
  • CaCO3
  • CaO

Which Option is Correct ?

26 / 53

Blonde hair contains compounds of____________

27 / 53

The number of carbon atoms present in gasoline or petrol________

28 / 53

Froth flotation process is used to concentrate_________

29 / 53

The number of carbon atoms present in petroleum gas_______

30 / 53

Imperial chemical industries (ICT) was established in_________

31 / 53

Ammonia is prepared by the process__________

32 / 53

Extraction of metals from its ores is called___________

33 / 53

Metallurgy involves which of the following steps?

34 / 53

How many % age of nitrogen in urea fertilizers?

35 / 53

A saturated solution of sodium chloride is called _____________

36 / 53

Which one of the ore of copper?

37 / 53

Brown hair contains___________

38 / 53

Which one is not metal?

39 / 53

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

40 / 53

Raw materials used in Solvay process.

41 / 53

Sindh Alkalies Limited was established near Karachi in ___________

42 / 53

Formula of soda ash is___________

  • Na2CO3
  • NaHCO3
  • Na2SO4
  • Na3PO4

Which Option is Correct ?

43 / 53

The number of carbon atoms present in fuel oil_______________

44 / 53

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

45 / 53

Crude oil is heated in fractionating furnace upto_________

46 / 53

Which contains sufficient amount of metal?

47 / 53

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

48 / 53

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

49 / 53

In the bessemerization process__________

50 / 53

The number of carbon atoms present in kerosene oil_______

51 / 53

The number of carbon atoms present in diesel oil______________

52 / 53

Concentration is a __________

53 / 53

In Solvay’s process slaked lime is used to_________

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

Which Option is Correct?

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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

 

(Download in pdf format)

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

 

Short Questions in PDF Format

 

(Download in pdf format)

 

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 16, Chemistry class 10 chapter 16 pdf, Chemistry class 10 chapter-16 short questions, Chemistry class 10 chapter-16 solved exercise pdf, Chemistry Notes for Class 10 Chapter-16, 10th class chemistry notes in Urdu pdf download, Chemistry class 10 pdf, then all the solution if your problem is available within our website eStudent.pk

 

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

                     Chapter-09 (01) – Chemical Equilibrium

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

                     Chapter-11 (03) – Organic Chemistry

                     Chapter-12 (04) – Hydrocarbons

                     Chapter-13 (05) – Biochemistry

                     Chapter-14 (06) – The Atmosphere

                     Chapter-15 (07) – Water

                     Chapter-16 (08) – Chemical Industries

                     Pairing Scheme for 2022 – Chemistry 10th Class

 

 

Chemistry Notes for Class-10 Chapter-14

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

 

 

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

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

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Chemistry Ch#14, 10th Class

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1 / 77

Which of the following can be used as a fuel?

2 / 77

Normally rain water is weakly acidic because of____________

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

(Select Correct Option)

3 / 77

Which is the major effect of global warming?

4 / 77

The pH of acid rain is___________

5 / 77

The Earth’s atmosphere is getting hotter because of____________

6 / 77

Ozone is beneficial for us as it_________

7 / 77

Atmosphere has ___________regions.

8 / 77

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

9 / 77

Ozone layer is not found in__________

10 / 77

Which is not a poisonous gas?

11 / 77

Ozone has a smell like _________

12 / 77

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

13 / 77

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

14 / 77

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

15 / 77

Global warming is because of_____________

16 / 77

Which of the following is a poisonous gas?

17 / 77

The recombination of O and O2 in mid stratosphere is an_______

18 / 77

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

  • CO
  • O3
  • NO2
  • SO2

(Select Correct Option)

19 / 77

Which of the following is a secondary pollutant?

20 / 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)

21 / 77

Higher concentration of CO causes__________

22 / 77

Almost all air crafts fly in which region?

23 / 77

Which is not a characteristic of SO2

24 / 77

Thermosphere lies beyond__________

25 / 77

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

  • CO2
  • O2
  • N2
  • All of these

Which Option is Correct

26 / 77

Which factor determines the severity of a pollutant?

27 / 77

The gas used by plants to perform photosynthesis is ________

  • O2
  • CO2
  • N2
  • CO

Which Option is Correct?

28 / 77

Iron and steel structure are damaged by___________

29 / 77

At which region all weather occurs?

30 / 77

Catalytic converters convert_____________

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

Which Option is Correct?

31 / 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

32 / 77

Which gas is the major constituent of troposphere?

33 / 77

Ozone depletion was first noticed in ___________

34 / 77

Major portion of ozone layer is found in__________

35 / 77

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

36 / 77

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

37 / 77

Carbon monoxide is harmful to us because______________

38 / 77

Effects of ozone depletion are following except the one_____

39 / 77

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

40 / 77

Mesosphere has a temperature range__________

41 / 77

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

42 / 77

Which pollutant is responsible for changing weather?

43 / 77

The pH of water containing CO2 is_____

44 / 77

The region of ozone decomposition in stratosphere is_______

45 / 77

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

46 / 77

A group of gases that maintains temperature of atmosphere are __________

47 / 77

Forest fires and burning of wood emit_________

  • CO2
  • NO2
  • SO2
  • Cl2

which Option is Correct?

48 / 77

Fossil fuel means __________

49 / 77

The percentage by volume of nitrogen in dry gas is_______

50 / 77

Which gas is emitted due to volcanic eruption?

  • CO2
  • SO2
  • NO2
  • H2

Which Option is Correct?

51 / 77

99% of atmosphere consists of___________

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

Select Correct Option

52 / 77

Buildings are being damaged by acid rain because it attacks_________

53 / 77

The region in which ozone layer depletes is called___________

54 / 77

Which gas is responsible in warming the atmosphere?

55 / 77

Which gas is also known as life gas for plants?

  • CO
  • O2
  • CO2
  • NO2

Which Option is Correct?

56 / 77

Which is not an air pollutant?

  • CO2
  • SO2
  • CO
  • NH3

Which Option is Correct?

57 / 77

Ultraviolet radiations can cause___________

58 / 77

The smell of photocopies machine is due to the presence of_________

59 / 77

Which is not a part of flue gas?

60 / 77

Which one of the following is not an air pollutant?

61 / 77

The gas used by animals to perform respiration is ________

  • O2
  • N2
  • SO2
  • Cl2

Select Correct Option

62 / 77

Just above the Earth surface is called __________

63 / 77

Ozone is an allotropic form of____________

64 / 77

Which one of the followings is not a greenhouse Effect?

65 / 77

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

66 / 77

High concentration of which metal clogs the fish gills.

67 / 77

How many Natural Systems Are Exist on our Earth?

68 / 77

Which gas is in involved in ozone depletion?

69 / 77

About 99% atmosphere mass lies within_________

70 / 77

Which gas is produced by the electrical lightening of air?

  • NO
  • SO2
  • SO3
  • CO2

Select Correct Option

71 / 77

Incinerator reduces solid waste into__________

72 / 77

PAN strands for__________

73 / 77

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

74 / 77

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

  • CO2
  • CO
  • N2
  • O3

Select Correct Option

75 / 77

The percentage of sunlight absorbed by atmospheric gases is_________

76 / 77

A pollutant is a waste material that pollutes_____________

77 / 77

The envelope of different gases around the earth is called___________

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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

Amino acids are linked with each other through________

2 / 121

General formula of carbohydrate is_________

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

(Select Correct Option)

3 / 121

Gelatin is used in ________

4 / 121

Which one of the following vitamins is water soluble?

5 / 121

In hydrogenation of vegetable oil catalyst employed is________

6 / 121

Marine source of oil is _______

7 / 121

Night blindness is because of deficiency of ________

8 / 121

Maltose is commonly found in_________

9 / 121

Methyl butanoate smell like_______

10 / 121

Funk discovered vitamin _________

11 / 121

Which of the followings is a triglyceride?

12 / 121

The organic compound used as drugs to control bleeding are__________

13 / 121

RNA act role as _________

14 / 121

Dextrose solution contain_________ calories of energy.

15 / 121

Human body uses carbohydrates in the form of_________

16 / 121

___________ is an example of pure cellular.

17 / 121

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

18 / 121

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

19 / 121

Enzymes are proteins which have the following properties except___________

20 / 121

Proteins are essential for the formation of________

21 / 121

Oil exists in form of___________

22 / 121

Vitamin C is also called________

23 / 121

Deficiency of Vitamin E causes_________

24 / 121

Carbohydrates are molecule_______

25 / 121

Which of the followings is a disaccharide?

26 / 121

DNA structure was discovered in __________

27 / 121

___________is a poor conductor

28 / 121

Which one is a proteins?

29 / 121

Glucose is_____________

30 / 121

Monosaccharides consists of number of carbon atoms_______

31 / 121

Smell of rancid butter is due to the presence of_______________

32 / 121

Which is the natural sugar found in starchy foods?

33 / 121

Which is the essential sugar found in milk?

34 / 121

Which helps in lowering of cholesterol level?

35 / 121

Lipids are made of ___________

36 / 121

Ethyl butanoate smells like__________

37 / 121

Monosaccharides are crystalline solids________

38 / 121

Which one of the following cannot be hydrolyzed?

39 / 121

___________ is synthesizes by Plants.

40 / 121

Eggs, Oils and fats contain vitamin_____________

41 / 121

Starch is commonly found in____________

42 / 121

Polysaccharides is _______solid.

43 / 121

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

44 / 121

Disease of deficiency of vitamin A is_______

45 / 121

Monosaccharides cannot be _________

46 / 121

Denaturing of protein is caused by______________

47 / 121

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

48 / 121

Triglycerides are fatty acids____________

49 / 121

Deficiency of vitamin D cause __________

50 / 121

Carbohydrates are__________

51 / 121

Thousands of amino acids polymerize to form__________

52 / 121

Maltose a disaccharide of two molecules________

53 / 121

Source of simple sugar is_________

54 / 121

DNA was discovered by__________

55 / 121

Which one of the following are amorphous solids?

56 / 121

Glucose and fructose are_________

57 / 121

Synthesis of protein is directed by____________

58 / 121

A bond formed between two amino acids is____________

59 / 121

________is responsible for the transmission of genetic information.

60 / 121

Amino acids are __________ of protein.

61 / 121

The energy provided by carbohydrates in per gram ______

62 / 121

Fructose contain group__________

63 / 121

Chemical formula of amino group is___________

  • NH3
  • NH
  • NH4+
  • COOH

(Select Correct Option)

64 / 121

Which one is found in bones?

65 / 121

50% dextrose contains approximate amount of energy_________

66 / 121

___________is essential component living cells.

67 / 121

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

68 / 121

Carbohydrates is directly used by__________

69 / 121

Protein is not found in____________

70 / 121

Fat soluble vitamins are ______

71 / 121

Margarine is produced by adding hydrogen to vegetable oil at___________

72 / 121

The source of galactose_________

73 / 121

Low sugar level in human body results in______________

74 / 121

Carbohydrates regulate the amount of _________ in our body.

75 / 121

The percentage of protein in dry weight of cell_______

76 / 121

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

77 / 121

Vitamins were discovered in________

78 / 121

Esters of butanoic acids have ________ smell.

79 / 121

The glucose is further polymerized to form_________

80 / 121

Nature of polysaccharides is__________

81 / 121

The important mono-saccharides is ______

82 / 121

Vitamin B, was discovered by__________

83 / 121

Butter and fats are obtained from_________

84 / 121

Fats exists in_________

85 / 121

Accessories growth factors later named vitamins by________

86 / 121

Oils and fats are esters of large chain fatty acids with__________

87 / 121

Which is not a reducing sugar?

88 / 121

Which one of the following is a reducing sugar?

89 / 121

Mono-saccharides are ________sugars.

90 / 121

Amino acids are the building blocks of_________

91 / 121

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

92 / 121

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

93 / 121

Lipids are macromolecules made up of____________

94 / 121

Nucleic acids are made up of long chain of___________

95 / 121

Which carbohydrate is used directly by muscles for energy?

96 / 121

Photosynthesis process produces______

97 / 121

Which is a hereditary material?

98 / 121

Fats and oils are _________ foods.

99 / 121

Carbohydrates are ________ in water.

100 / 121

Energy provided by carbohydrate is __________

101 / 121

RNA consists of_________

102 / 121

Starch is found in____________

103 / 121

Solomon and Wales oil is used as __________

104 / 121

Ethyl butanoate smells like__________

105 / 121

When glucose and fructose combine, they produce_________

106 / 121

Rancid butter has________________

107 / 121

The nature of enzyme is____________

108 / 121

When bones are heated, they give____________

109 / 121

Carbohydrates are synthesized by plants through______

110 / 121

Tetra-saccharides are classified under__________

111 / 121

The most important oligosaccharide is____________

112 / 121

Percentage of protein in dry weight of cell is _________

113 / 121

RNA stands for _________

114 / 121

Chemical formula of Stearic acid__________

  • C15H31COOH
  • C17H35COOH
  • C17H37COOH
  • None of these

Select Correct Option

115 / 121

Which of the following is tasteless?

116 / 121

Carbohydrates are synthesized by plants through_________

117 / 121

Which helps to keep the bowel functioning properly?

118 / 121

White viscous fluid (albumen) present in an egg is______________

119 / 121

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

120 / 121

Margarine is produced by adding ___________ to vegetable oil.

121 / 121

The most important disaccharide is__________

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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

Alkenes is also called ______

2 / 96

Which of the following gas is used in warfare?

3 / 96

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

4 / 96

Which is used as Anti-freezer?

5 / 96

Glyoxal is oxidize into_________

6 / 96

Benzene is formed by the polymerization of_______________

7 / 96

Dehydration means removal of__________

8 / 96

Di-methy acetylene is also called___________

9 / 96

Chloroform is used for__________

10 / 96

Which one of the following is more reactive?

11 / 96

Which is present 85% in natural gas?

12 / 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

13 / 96

Number of bonds present in methane________

14 / 96

Which of the following property is not present in hydrocarbons?

15 / 96

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

16 / 96

Oxidation of alkenes produce______

17 / 96

Alkenes are insoluble in___________

18 / 96

The alkanes consisting of C5 to C10 are__________

19 / 96

Dehydrohalogenation takes place in the presence of_____________

20 / 96

Alkyne forms____________

21 / 96

Due to increase in molar mass which property increases?

22 / 96

Which of the following is not a function of chloroform?

23 / 96

paraffins means________

24 / 96

Which of the following has higher energy?

25 / 96

Which one of these is a saturated hydrocarbon?

  • C2H4
  • C3H6
  • C4H8
  • C5H12

Which Option is Correct?

26 / 96

Which compound is used for welding process?

27 / 96

Addition of hydrogen is called _________

28 / 96

Which one of the following is a substitution reaction?

29 / 96

Ethylene oxide is used as _________

30 / 96

In shoe polishes, which chemical is used?

31 / 96

Ethylene is present in natural gas sometimes to the extent of________

32 / 96

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

33 / 96

Alkanes give reaction only _____

34 / 96

The Hydrocarbons having double bond are called _________

35 / 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?

36 / 96

A solution of bromine in water having colour________

37 / 96

Some orchids attract bees for pollination by producing_________

38 / 96

Detergents are the sodium salts of__________

39 / 96

The density of alkane increases with the increase of _________

40 / 96

Incomplete combustion of alkanes produces________

41 / 96

Alkenes are prepared from alcohols by a process called_________

42 / 96

Banana when ripped produces gas________

43 / 96

The order of reactivity of hydrogen halides with alkenes is__________

44 / 96

The example of rubbers is ________

45 / 96

The formula of methane _______

  • CH3
  • CH4
  • CH2
  • C2H5

Select Correct Option

46 / 96

Which one is the formula of chloromethane?

  • CH2Cl2
  • CCl4
  • CHCl3
  • CH3Cl

Which Option is Correct ?

47 / 96

Carbon black is used in the manufacture of_______

48 / 96

The end product of oxidation of acetylene is_______

49 / 96

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

50 / 96

Which gas creates suffocation and causes death?

  • CO
  • CO2
  • SO3
  • SO2

Which Option is Correct ?

51 / 96

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

  • CH4
  • C3H8
  • C2H6
  • C6H6

Select Correct Option

52 / 96

Alkenes are produced in large amounts by cracking of_________

53 / 96

Traces of acetylene are present in coal gas about ___________

54 / 96

Those Hydrocarbons having high molecular mass are___________

55 / 96

Alcohol is soluble in water due to ________

56 / 96

Due to which property alkane are used as fuel___________

57 / 96

The compound having at least one benzene ring are called________

58 / 96

Carbon tetra chloride is used in_______

59 / 96

In dry cleaning, which chemical is used?

60 / 96

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

61 / 96

Carbon has valency_______

62 / 96

Ethene reacts with H2SO4 at temperature of_________

63 / 96

Methane is also called ______

64 / 96

Oxidation of ethene with KMnO4 produces______

65 / 96

Which is the characteristics property of alkanes?

66 / 96

Alkanes do not react in__________

67 / 96

Dehydration of alcohols can be carried out with______

  • NaOH
  • KOH
  • H2SO4
  • HCl

Which Option is Correct ?

68 / 96

Traces of acetylene are present in coal gas about_________

69 / 96

Methane forms natural gas about___________

70 / 96

The reduction of alkyl halides takes place in the presence of___________

71 / 96

Which is the simplest alkane?

  • CH4
  • C3H8
  • C2H2
  • C2H4

Which Option is Correct ?

72 / 96

Substitution reaction is the characteristics of__________

73 / 96

Chemical formula of chloroform is________

  • CH2Cl2
  • CH3Cl
  • CHCl3
  • CCl4

Which Option is Correct ?

74 / 96

Banaspati Ghee is also called______

75 / 96

Dehydrohalogenation of alkyl halides take place in the presence of __________

76 / 96

The formula of oxalic acid is___________

  • (COOH)2
  • HCOOH
  • CH3COOH
  • COOH

Select Correct Option

77 / 96

Which of the following is a synthetic fiber?

78 / 96

Number of bonds in propene is ______________

79 / 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?

80 / 96

Alkynes being more reactive than __________

81 / 96

Which of the following is not a hydrocarbon?

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

Which Option is Correct ?

82 / 96

Amorphous forms of carbons are______

83 / 96

Alkanes are also called ________

84 / 96

Which of the following does not occur free in nature?

85 / 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)

86 / 96

Formula of nascent hydrogen is_______

87 / 96

Which one of the following is a substitution reaction?

88 / 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 ?

89 / 96

Alkanes are least reactive compounds because they are____________

90 / 96

Condensed formula of ethane is________

  • C3H8
  • C2H6
  • H3CCH3
  • None of These

Which Option is Correct ?

91 / 96

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

92 / 96

The general formula of alkynes is_________

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

Which Option is Correct ?

93 / 96

Which of the following is not alcohol?

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

Select Correct Option

94 / 96

Molecular formula of butyne is_____________

  • C4H6
  • C3H4
  • C4H7
  • C4H8

Which Option is Correct ?

95 / 96

Which of the following is not an organic solvent?

  • C2H5OH
  • CHCl3
  • CCl4
  • H2O

Select Correct Option

96 / 96

Incomplete combustion of alkanes produces __________

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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

Here MCQs for your Revision

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1 / 95

CH3-O-CH3 is called_______

2 / 95

Coal is consisting of ________types.

3 / 95

A benzene ring is made of carbon atoms_______

4 / 95

Who put forward the vital force theory?

5 / 95

The % age of carbon in coke is_________

6 / 95

Who was prepared acetic acid in laboratory?

7 / 95

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

8 / 95

Which one is main source of organic compound?

9 / 95

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

10 / 95

General formula of alkyl radical is_______

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

(Select Correct Option)

11 / 95

The functional group -COOH is found in_______

12 / 95

How many Carbons are present in Heptanes?

13 / 95

Alkyle Radical is represented as_______

14 / 95

Which one contains double bond?

15 / 95

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

16 / 95

Natural gas is used to make_________

17 / 95

Inorganic compounds are obtained from_________

18 / 95

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

19 / 95

The general formula of alkane is ________

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

(Select Correct Answer)

20 / 95

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

21 / 95

In laboratory urea was prepared by_______

22 / 95

Esters are recognized by their________

23 / 95

Which one of the following is not a fossil fuel?

24 / 95

The basic unit of carbohydrates is_________

25 / 95

Name the gas which is not found in coal gas_______

26 / 95

Molecular formula of butane is________

  • C4H10
  • C5H5
  • C4H8
  • C4H6

(Select Correct Option)

27 / 95

Which one contains triple covalent bond?

28 / 95

The molecular formula of pentane is_______

  • CH4
  • C3H3
  • C5H12 
  • C4H10

(Select Correct Option)

29 / 95

Which one of the following is a synthetic fiber?

30 / 95

Which one is soft coal__________

31 / 95

Coal gas is a mixture of_______________

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

(Select Correct Option)

32 / 95

Functional group containing — NH2 are called________

33 / 95

Coal having 90% carbon contents is called_______

34 / 95

Main component of natural gas is______

35 / 95

Silicon occurs in the form of _________

36 / 95

Vitamins are found in____________

37 / 95

Which one is used as reducing agent_________

38 / 95

Which type of coal is used as house hold coal________

39 / 95

Pitch is black residue of__________

40 / 95

Which one of the following is the hardest coal?

41 / 95

Functional group —OH is found.in___________

42 / 95

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

43 / 95

Organic compounds have_________

44 / 95

Conversion of wood into coal is called ________

45 / 95

Functional group containing carbon, hydrogen and halogens are__________

46 / 95

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

47 / 95

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

48 / 95

Homologous series have same_________

49 / 95

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

50 / 95

Organic compounds are soluble in_________

51 / 95

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

52 / 95

Paraffin’s means___________

53 / 95

Which one is heterocyclic compound?

54 / 95

Which one of the following does not contain protein?

55 / 95

Coal gas is the mixture of______

56 / 95

C-C bond is stronger than_____

57 / 95

Alkyl radical is derivative of__________

58 / 95

Carbonization process is the conversion of__________

59 / 95

The vital force theory suffered rejection in__________

60 / 95

The ability of carbon atoms to form chains is called_____

61 / 95

Alkanes are also called__________

62 / 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?

63 / 95

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

64 / 95

Which one provide inert atmosphere in metallurgy process?

65 / 95

Geraniol consists of functional group_________

66 / 95

The % age of carbon in peat is____________

67 / 95

How many types of formula of organic compound?

68 / 95

Dead plants produce all of these products except_______

69 / 95

Which one of the following does not contain starch _________

70 / 95

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

71 / 95

The % age of carbon is lignite is___________

72 / 95

Identify which one of the following compounds is a ketone?

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

(Which Option is Correct)

73 / 95

The main component of natural gas is___________

74 / 95

Functional group C-O-C is found in__________

75 / 95

Which one of the following compounds is an aldehyde?

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

(Which Option is Correct)

76 / 95

Which of the following are derived from alkanes?

77 / 95

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

78 / 95

Who was discarded vital force theory?

79 / 95

Perfumes may also contains_________

80 / 95

Which one contains triple bond?

81 / 95

The % age of carbon in coal is_________

82 / 95

Coal tar contains compounds_____

83 / 95

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

84 / 95

The 1st organic compound prepared in laboratory.

85 / 95

The chemical formula of octane is_________

  • C5H12
  • C3H8
  • C2H6
  • C8H18

(Which Option is Correct)

86 / 95

Condensed form of propane is________

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

(Select Correct Option)

87 / 95

Petroleum is refined by_________

88 / 95

The % age of carbon in bituminous is __________

89 / 95

Which one is homocyclic compound?

90 / 95

Organic compound consisting of “RCOOR” functional group is called_______

91 / 95

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

92 / 95

Which one contains double covalent bond?

93 / 95

Coal is blackish complex mixture of compounds of________

94 / 95

Natural gas contains_________

95 / 95

Coal tar is a mixture of more than organic compounds_______

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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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Acids, Bases & Salts:

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

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

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Chemistry Ch#010, 10th Class

Here MCQs for your Revision

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1 / 72

pH of neutral solution is always ________

2 / 72

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

3 / 72

Formic acid is present in _______________

4 / 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 _____________

5 / 72

Which acid is used an electrolyte in lead storage battery?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which is Correct Option ?

6 / 72

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

7 / 72

All bases turn red litmus into __________

8 / 72

Jabir Bin Haiyan prepared ____________

9 / 72

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

10 / 72

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

11 / 72

Butyric acid is present in ____________

12 / 72

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

13 / 72

Which one is not an Arrhenius acid?

  • HCl
  • H2SO4
  • CO2
  • HNO3

Select One Option.

14 / 72

A salt always _________________

15 / 72

Which one is used for alkaline batteries?

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

Which Option is Correct?

16 / 72

Arrhenius presented his concept about acids and bases in________

17 / 72

Lewis acid-base concept have the following characteristics except______

18 / 72

Phenolphthalein produces red color in ___________

19 / 72

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

20 / 72

Word “Acidus” means__________

21 / 72

All acids turn blue litmus into _____________

22 / 72

Lavoisier named binary compounds of oxygen acids in_______

23 / 72

Which one of the following is a Lewis base?

  • NH3
  • BF3
  • H+
  • AICI3

Select one Option

24 / 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 ?

25 / 72

Which acid is present in our stomach?

26 / 72

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

27 / 72

Which is used to manufacture of soap?

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

Select Correct Option.

28 / 72

Select one Option

29 / 72

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

30 / 72

The word acid is derived from thy_________

31 / 72

Citric acid is present in ___________

32 / 72

Uric acid is present in__________

33 / 72

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

  • CaCl2
  • NaCl
  • CaO
  • Na2SiO3

Select Correct Answer ?

34 / 72

A conjugate acid is a specie formed by accepting a ________

35 / 72

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

36 / 72

Which one is Lewis base?

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

Select One Option.

37 / 72

The water of crystallization is responsible for the ___________

38 / 72

A conjugate base is a specie formed by donating a ___________

39 / 72

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

  • H2
  • CO2
  • SO2
  • NH3

The Correct Option is ____________

40 / 72

Which one is mineral acid?

  • HCl
  • H2SO4
  • HNO3
  • All of these

Select Correct Option.

41 / 72

Basic solutions have pH value__________

42 / 72

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

43 / 72

Alkalis react with ammonium salt to liberate_______

  • SO2
  • CO2
  • NH3
  • H2

Which Option is Correct?

44 / 72

Which one of the following species is not amphoteric?

  • H2O
  • NH3
  • HCO3
  • SO4

Which Option is Correct?

45 / 72

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

46 / 72

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

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Which Option is Correct?

47 / 72

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

48 / 72

Which one is Lewis acid?

  • BF3
  • AIC3
  • FeCl3
  • All of these

Which Option is Correct ?

49 / 72

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

50 / 72

When acids react with metals which gas is evolved?

  • H2
  • O2
  • Cl2
  • N2

Select any One Option.

51 / 72

Methyl orange produces colour in basic solution _____________

52 / 72

Maltic acid is present in _________

53 / 72

Which one is not an Arrhenius base?

  • NaOH
  • KOH
  • Ca(OH)2
  • NH3

Which Option is Correct ?

54 / 72

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

55 / 72

Which acid is used for etching designs on copper plates?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Which Option is Correct ?

56 / 72

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

57 / 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?

58 / 72

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

  • NaCl
  • Na2CO3
  • NaHCO3
  • Na2SiO3

Select Correct Option

59 / 72

A reaction between an acid and a base produce___________

60 / 72

Which is used to remove the grease stains from clothes?

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

Which Option is suitable?

61 / 72

Which salt is used as a table salt?

  • NaCl
  • Na2CO3
  • Na2SiO3
  • NaCl

Select One Option.

62 / 72

pH value normally varies from_________

63 / 72

Which acid is used for food preservation?

  • H2SO4
  • HNO3
  • HCl
  • CH3COOH

Select one Option which is Correct?

64 / 72

A salt is not composed of ___________

65 / 72

Stearic acid present in______________

66 / 72

Acidic solutions have pH value _______

67 / 72

Acetic acid is a weak acid because it _______________

68 / 72

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

  • H2
  • CO2
  • Cl2
  • N2

The Correct Option is ________

69 / 72

Indicators are the ___________

70 / 72

Which is used as foaming agent in fire extinguishers?

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

Select Correct Option.

71 / 72

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

72 / 72

Select Correction Option

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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

There are ____________ characteristics of dynamic Equilibrium.

2 / 89

At equilibrium the rate of forward and reverse reaction becomes_____

3 / 89

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

4 / 89

Nitrogen and oxygen constituents ________of the atmosphere

5 / 89

When CaO reacts with CO2 they produce_________

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

Which Option is Correct?

6 / 89

When a system is at equilibrium states?

7 / 89

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

8 / 89

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

9 / 89

Reversible reaction____________

10 / 89

The Color of hydrogen iodide is___________

11 / 89

The two major components of atmosphere are ____________

12 / 89

Which type of reactions take place in both directions?

13 / 89

Which is the king of chemicals?

14 / 89

At dynamic equilibrium__________

15 / 89

Many environmental systems depend for their_____________

16 / 89

Reverse reaction take place from____________

17 / 89

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

18 / 89

Forward reaction takes place from______________

19 / 89

Oxygen is used to prepare_______________

20 / 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 ?

21 / 89

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

22 / 89

In extent of reaction, the reaction goes to completion have__________

23 / 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

24 / 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 ?

25 / 89

In the beginning, the reverse reactions are ________

26 / 89

In direction of a reaction, reaction proceeds reverse then___________

27 / 89

There are ___________possibilities of predicting extent of reaction.

28 / 89

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

29 / 89

By knowing the value of equilibrium constant ____________can be predicted.

30 / 89

Reaction in which reactants react to form products called__________

31 / 89

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

32 / 89

Reverse reactions gradually ______________

33 / 89

The forward reaction takes place__________

34 / 89

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

35 / 89

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

36 / 89

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

37 / 89

Which type of reactions do not go to completion?

38 / 89

When a reaction ceases to proceed further, it is called_____________

39 / 89

Gases are being used to manufacture____________

40 / 89

At initial stage the rate of forward reaction is______________

41 / 89

Which type of reactions speed up gradually?

42 / 89

An equilibrium is achievable only in ___________________

43 / 89

In an irreversible reaction dynamic equilibrium ______

44 / 89

When the magnitude of Kc is very large it indicates___________

45 / 89

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

46 / 89

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

47 / 89

Irreversible reaction consists of_________

48 / 89

Which gas is used to prepare ammonia?

  • N2
  • O2
  • Cl2               
  • S

Which Option is Correct ?

49 / 89

The oxidation of carbon monoxides goes to completion at _____________

50 / 89

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

  • N2
  • O2
  • Cl2
  • S

Which Option is Correct ?

51 / 89

There are ___________possibilities of predicting extent of reaction.

52 / 89

When the reaction ceases to proceed, it is called_________

53 / 89

Reversible reactions take place in__________

54 / 89

The %age of nitrogen and oxygen in our atmosphere is_________

55 / 89

Dynamic means, reaction is__________

56 / 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_________

57 / 89

Which Option is Correct

58 / 89

There are ___________major components of atmosphere.

59 / 89

Ammonia gas is used to manufacture__________

60 / 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 ?

61 / 89

Sulphur dioxide is used to manufacture_____________

62 / 89

In chemical reactions the substances that combine are called _________

63 / 89

The characteristics of reversible reactions are the following except____

64 / 89

The two major components of atmosphere are ___________

65 / 89

The characteristics of inversible reaction are the following except_____________

66 / 89

Numerical value of Kc predicts_____________

67 / 89

When the magnitude of Kc is very small it indicates_____________

68 / 89

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

69 / 89

Equilibrium constant value “Kc” is equal to__________

70 / 89

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

71 / 89

The units of molar concentration_____________

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

Which Option is Correct ?

72 / 89

In direction of a reaction, reaction proceeds forward then______________

73 / 89

A reverse reaction is one that_______

74 / 89

Which chemical is called king of chemicals?

  • KNO3
  • H2SO4
  • HCl
  • NHO3

Which Option is Correct ?

75 / 89

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

76 / 89

Point out the co efficient in the following hypothetical reaction

2A+3 D   —>   4C+8D

77 / 89

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

78 / 89

In direction of a reaction, reaction is at equilibrium then_____________

79 / 89

Name the reactants in this equation

2H2 +O2   —> 2H2O

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

Select One Options

80 / 89

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

81 / 89

The color of iodine is______

82 / 89

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

83 / 89

When H2 and I2 combine they form ____________

  • H2O
  • HI
  • I2
  • H2 & I2

which Option is Correct ?

84 / 89

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

85 / 89

Reaction quotient is expressed as_____________

86 / 89

When H2 and O2 combine they form__________

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

Select Correct Option?

87 / 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_________

88 / 89

There are ___________ possibilities at equilibrium state.

89 / 89

Nitrogen is used to prepare _______________

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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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