FPSC Lecturer Chemistry MCQs

PPSC FPSC KPPSC BPSC SPSC Lecturer Chemistry Online Test No.2

Given below on this Website Online Free Taleem is free online MCQ’s test related to PPSC of Lecturer Chemistry. All the individuals who are going to appear in PPSC, FPSC, KKPSC, SPSC, BPSC, AJ&KPSC, NTS Lecturer of Chemistry written test can attempt these tests in order to prepare for it in best possible way. Our tests include all the important questions MCQs of Lecturer of PPSC Chemistry, all Past Papers of Lecturer of Chemistry PPSC that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.

Note:-

There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
Practice this test at least 5 times if you want to secure High Marks.
At the End of the Test you can see your Test score and Rating.
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Test Instructions:-
Test Name	Lecturer Chemistry
Subject	Chemistry Test 2
Test Type	MCQs
Total Questions	25
Total Time	20 Minutes
Total Marks	100

You have 20 minutes to pass to the quiz.

PPSC Lecturer of Chemistry Practice Test 2

1 / 25

When electrons are removed, An ion gains .....................

Positive Charge

Become neutral

None of the Above

Negative charge

2 / 25

In stable organic compounds, carbon will always form:

5 bonds

4 bonds

3 bonds

2 bonds

3 / 25

Atom is.................................times bigger than nucleus:

40000

10000

20000

30000

4 / 25

Electrons have always:

sometimes positive and sometimes negative

Positive Charge

No charge

Negative Charge

5 / 25

Which of the following are condensation polymers?
I. Polypropylene
II. Teflon
III. Nylon

Only II

Both II and III

Only III

Only I

6 / 25

One of the major sources of organic compounds is:

Fermentation

Atmosphere

Sea water

Natural gas

7 / 25

The element least likely to be found in an organic compound is:

oxygen

sulfur

silicon

nitrogen

8 / 25

Polymers which soften on heating and harden when cooled are:

Cross-linked polymers

Thermosetting polymers

Copolymers

Thermoplastics

9 / 25

When electrons are added, An ion gains .............

Positive Charge

Become nuteral

Negative charge

None of the Above

10 / 25

The atomic mass of carbon is:

1.0107

13.0107

12.0107

14.0107

11 / 25

The electronic configuration of carbon is:

2s22p4

2s22p2

2s22p3

2s2

12 / 25

Which scientist explored that nucleus is very small and have positive charge:

Eugene Goldstien

john Dalton

Sir Earnest Rutherford

James Chadwick

13 / 25

Most atoms are neutral because:

Number of protons are equals to number of neutrons

None of the Above

Number of electrons are equals to number of Protons

Number of electrons are equals to number of neutrons

14 / 25

The electro-negativity of carbon is:

3.44

2.55

3.04

2.65

15 / 25

Vulcanization is the process of cross-linking polymer chains in rubber using:

Sulfur

Ethylene glycol.

Benzoyl peroxide.

Formaldehye

16 / 25

Nucleus have:

Neutrons and Protons

Neutrons

Electrons

Electrons and Protons

17 / 25

An Atom Consists of:

Nucleus, Proton and eclectron

Nucleus, Proton, Neutron and Electron

Nucleus and Proton

Nucleus, Proton and Neutron

18 / 25

n an atom numbers of protons are equal to:

Numbers of Neutrons

Numbers of Electrons

Both a and b

Neither a nor b

19 / 25

Catenation is a property of the carbon atom which describes its ability to:

exist in plant and animal form

form double and triple bonds

form bonds in its ground state

bond with other carbon atoms

20 / 25

What is the purpose of plasticizers?

Initiate polymerizations

Cross-link polymer chains

Soften plastics

Harden plastics

21 / 25

The state of Carbon is:

Gass

Liquid

Plasma

Solid

22 / 25

Which one of the following is used to make Teflon?

Tetrafluoroethylene

Fluoroethene

1,2-difluoroethene

1,1,4,4-tetrafluorobutadiene

23 / 25

Who record the first evidence of existence of an Atom:

John Dalton

Rutherford

Eugene Goldstein

Joseph John Thomson

24 / 25

Carbon is discovered in:

3550 BC

3650 BC

3750 BC

1772

25 / 25

Which of the following is not a characteristic of organic compounds?

They usually have low melting points.

Bonds which bind the atoms together are nearly always ionic

If water soluble they seldom conduct an electric current

They usually are only slightly soluble or insoluble in water

Your score is

The average score is 62%

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