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) How many elements are present in 5th period of the periodic table?

a) 8

b) 32

c) 18

d) 28

2 / 20

2) The nitrogen present in some fertilizers helps the plants

a) To undergo photosynthesis

b) To fight against diseases

c) To produce fat

d) To produce protein

3 / 20

3) Alkyl halides are prepared by reacting alcohols with:

a) HX

b) ALL

c) SOCI₃

d) PCI₃

4 / 20

4) In purification of potable water the coagulant used is

a) Copper sulphate

b) Nickel sulphate

c) Alum

d) Barium sulphate

5 / 20

5) Which metal is used in the thermite process because of its activity

a) Zinc

b) Aluminum

c) Iron

d) copper

6 / 20

6) The element whose inorganic minerals are not much abundant in the earth's crust:

a) N

b) O

c) Na

d) Li

7 / 20

7) The color of cobalt metal borate is

a) Brown

b) Colorless

c) green

d) Blue

8 / 20

8) When ether is protonated, the conjugate acid formed is called:

a) An ox-onium ion

b) A hydration ion

c) An oxide ion

d) carbanion

9 / 20

9) Ortho phosphoric acid has melting point:

a) 49oC

b) 45oC

c) 41oC

d) 50oC

10 / 20

10) Which has the lowest boiling point

a) ShH3

b) AsH3

c) PH3

d) NH3

11 / 20

11) Lead oxalate on heating forms:

a) CO

b) CO2

c) All of these

d) Pb2O

12 / 20

12) Which one is true about melting points of halogens?

a) Decrease down the group

b) Increase down the group

c) Remain same in group

d) First increase then decrease down the group

13 / 20

13) Which metal is used in the thermite process because of its activity:

a) Zinc

b) Iron

c) Aluminum

d) Copper

14 / 20

14) Which compound is prepared by the Stadeler’s process?

a) K₂Cr₂O7

b) KMnO₄

c) K₂CrO₄

d) K₂MnO₄

15 / 20

15) Which of the following aldehydes is used to prepare urotropine medicine

a) acetone

b) Acetaldehyde

c) Ethyl alcohol

d) formaldehyde

16 / 20

16) Which of the following element is not micro nutrient

a) Mn

b) Cu

c) Fe

d) H

17 / 20

17) Which method is used to remove permanent hardness of water

a) Coagulation

b) Ion exchange

c) aeration

d) chlorination

18 / 20

18) Which reagent is used to reduce a carboxylic group to an alcohol

a) H₂/Pt

b) H₂/Ni

c) NaBH₄

d) LiAIH₄

19 / 20

19) Aqua regia contains HNO3 and HCI:

a) 1:02

b) 1:01

c) 3:01

d) 1:03

20 / 20

20) Concept of octane number was introduced by

a) Wohler

b) Edgar

c) Dalton

d) Kekule

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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