Chemistry MCQS

Welcome to Articles Space, your ultimate resource for a comprehensive collection of Chemistry MCQs. Dive into a broad spectrum of topics within the realm of Chemistry, covering fundamental concepts, chemical reactions, laboratory techniques, organic and inorganic chemistry, and more. Our carefully curated questions hold immense value, serving as essential preparation material for various examinations.

Whether you’re preparing for tests conducted by FPSC, NTS, KPPSC, PPSC, SPSC, BPSC, OTS, UTS, PTS, CTS, ATS, STS, ETEA, or any other esteemed testing agency in Pakistan, our Chemistry MCQs are tailored to enhance your understanding and ensure success in the field of Chemistry.

1. Unit of molar concentration is?
(A) Mol dm-3
(B) Mol dm3
(C) Mol dm-4
D) Mol dm-1


2. What is the color of iodine?
(A) Red
(B) Green
C) Purple
(D) Blue


3. Which metal is vital and widely used in the electricity industry?
(A) Iron
B) Copper
(C) Graphite
(D) Lead


4. Which planet is nearest to the Earth?
(A) Venus
B) Mercury
(C) Mars
(D) Moon


5. Which animal lays the largest eggs?
(A) Whale
B) Ostrich
(C) Crocodile
(D) African Duck


6. The atmosphere of Mars is mostly consists of
(A) Hydrogen
(B) Chlorine
(C) Nitrogen
D) Carbon dioxide


7. Which substance can be used to melt the ice on the icy roads?
A) Salt
(B) Chlorine
(C) Carbon dioxide
(D) Water


8. Which one of the following is an air pollution gas and is released by burning of fossil fuel?
A. Nitrogen
B. Hydrogen
C. Oxygen
D. Sulphur dioxide


9. Who is credited with the discovery of nylon?
A. Frederick Banting
B. Jonas Salk
C. Wallace Carothers
D. Linus Pauling


10. What is the main constituent of a pearl?
A. Calcium carbonate only
B. Calcium sulphate only
C. Calcium oxide and calcium sulphate
D. Calcium carbonate and magnesium carbonate


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