This section consists of objective questions of Physical Chemistry (States of Matter, Atomic Structure, Nuclear Fusion & Fission, Radioactivity, etc.), Inorganic (Metals & Non-Metals, etc.) and Organic Chemistry.

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NoteThese Chemistry Objective Question will help in the following exams – UPSC, RRB, SSC, Banking, CDS, NDA and different state exams.

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1. Which one of the following is a negatively charged?

A. a – rays

B. ß – rays

C. γ – rays

D. X – rays

View Answer/Explanation

Correct Answer is B

2. The atom of which of the following has the smallest nucleus?

A. Hydrogen

B. Nitrogen

C. Helium

D. Oxygen

View Answer/Explanation

Correct Answer is A

3. Artificial silk is also called –

A. Dacron

B. Fiberglass

C. Nylon

D. Rayon

View Answer/Explanation

Correct Answer is D

Read More ⇒ Define Heat Work, Similarities, Difference

4. Minerals are –

A. liquids

B. inorganic solids

C. gases

D. All of these

View Answer/Explanation

Correct Answer is B

5. The chemical name of tear gas is –

A. Benzonophenon

B. Acetophenone

C. a-Bromo acetophenone

D. a-chloro acetophenone

View Answer/Explanation

Correct Answer is D

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