2nd Year Chemistry Full Book Online MCQs Test | Quiz

12st Class Chemistry Full Book Online MCQs Test

You can take this 2nd Year Chemistry Full Book Online Test here. With the online test, students will be able to assess their knowledge and skills. The purpose of this test is not just to teach you, but also to help you improve your grades. If you want to achieve full marks in your exams, take this online test. You should try out all the online tests before your exam to make sure you are prepared.

This test is composed of all sixteen chapters. You have to prepare all the topics of every chapter, especially focusing on the exercises of all chapters. There are more than 400+ MCQs at the backend, whenever you restart the quiz new MCQs will appear every time. Check your exam preparation now and get a certificate too!!!

2nd Year Chemistry Full Book Quiz

Online Test Instructions

Type: MCQs
Total Questions: 20
Total Marks: 20
Time: 10 minutes

Questions will be shuffled each time you start the test.
You cannot skip any question.
Once you are finished, click the See Results button.

You will get a certificate from taleemcity if your marks in the quiz are more than 60%.

Enter your name.

1 / 20

1) Vital force theory was rejected by

a) F.Wholer

b) Scientists of 20th century

c) Greek Philosophers

d) G.N. Lewis

2 / 20

2) Out of all the elements of group VIA, the highest melting and boiling points is shown by the element:

a) Te

b) Se

c) Pb

d) S

3 / 20

3) The most reactive allotropic form of phosphorous is

a) White

b) black

c) None

d) red

4 / 20

4) A carboxyl acid contains

a) A carboxyl group

b) A hydroxyl group

c) A carboxyl and an aldehyde group

d) A hydroxyl and carboxyl group

5 / 20

5) Which liquid is called wood spirit:

a) All of these

b) CH₃OH

c) CH₃-O-CH₃

d) C₂H₅CI

6 / 20

6) According to Lewis concept ethers behave as

a) base

b) Acid

c) Acid as well as base

d) None of them

7 / 20

7) 2-methyl 1, 3 butadiene is called

a) Cymene

b) isoprene

c) chloroprene

d) Styrene

8 / 20

8) Alkali metals tarnish when exposed to air. It is due to the formation of (at 800ᵒC):

a) Halide

b) Hydroxide

c) Nitride

d) Oxide

9 / 20

9) The second substitution in benzene ring would give rise isomeric products

a) three

b) two

c) Four

d) one

10 / 20

10) Which of the following reagents will react with both aldehydes and ketones

a) Benedict’s reagent

b) Tollen’s reagent

c) Grignard reagent

d) Fehling’s reagent

11 / 20

11) The brown gas formed, when metal reduces HNO3, to

a) N2O4

b) N2O3

c) N2O

d) N2O5

12 / 20

12) In which of these processes are small molecules made into macromolecules

a) The polymerization of ethane

b) The hydrolysis of proteins

c) The cracking of petroleum

d) The fractional distillation of crude oil

13 / 20

13) When sugar is treated with conc. H2SO4 it becomes black due to:

a) dehydration

b) Hydration

c) Decolourization

d) hydrolysis

14 / 20

14) Which of the following sulphates is not soluble in water?

a) Barium sulphate

b) Sodium sulphate

c) Zinc sulphate

d) Potassium sulphate

15 / 20

15) Cannizzaro’s reaction is not given by

a) acetaldehyde

b) Trimethyi acetaldehyde

c) benzaldehyde

d) Formaldehyde

16 / 20

16) Best reagent for preparing a chloro-alkane from alcohol is:

a) SOCI₂

b) CI₂/CCI₄

c) PCI₃

d) ZnCI₂/HCI

17 / 20

17) Tincal is a mineral of:

a) Carbon

b) AI

c) silicon

d) Boron

18 / 20

18) Mark the correct statement.

a) Metallic character remains same from left to right along a period

b) Metallic character remains same down the group

c) Metallic character increases from left to right along the periodMetallic character increases from left to right along the period

d) Metallic character increases down the group

19 / 20

19) C = O and C = C bonds are differentiate by

a) Bond length

b) Hybridization of C-atom

c) Undergo addition reaction

d) Planar structures

20 / 20

20) Which of the following factors helps to measure the quality of water

a) BOD

b) DO

c) All of these

d) COD

Your score is

Please provide feedback if you believe there are any errors or opportunities for improvement in the quiz.

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In order to comply with the Punjab Boards’ syllabus, we have prepared this online test for 12th class chemistry. Various boards exist in Punjab, including Gujranwala Board, Lahore Board, Faisalabad Board, Multan Board, Rawalpindi Board, Bahawalpur Board, Sargodha Board, and DG Khan Board.

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2nd Year Chemistry Full Book Online MCQs Test | Quiz

12st Class Chemistry Full Book Online MCQs Test

Online Test Instructions

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Online Test Instructions

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