Chemistry Questions

Q:

_____ is the major component of natural gas.

A) Acetone B) Methane
C) Chlorine D) Hexane
 
Answer & Explanation Answer: B) Methane

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Q:

Magnetite is an ore/mineral of

A) Beryllium B) Chromium
C) Iron D) Lead
 
Answer & Explanation Answer: C) Iron

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Q:

The Chemical formula of Cadmium nitrate is _____.

A) Cd(NO3)2 B) CdNO3
C) Cd2(NO3)2 D) Cd2NO3
 
Answer & Explanation Answer: A) Cd(NO3)2

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Q:

The poisonous gas accidentally released in Bhopal Gas Tragedy is

A) Methane B) Nitrous Oxide
C) Methyl Isocyanate D) Cyanogen
 
Answer & Explanation Answer: C) Methyl Isocyanate

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Q:

Which is the most economical method of removing solid matter from water?

A) Using deactivated carbon B) Electrolysis
C) Distillation D) Sedimentation
 
Answer & Explanation Answer: D) Sedimentation

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Q:

Which of the following is a greenhouse gas or a gas, which can deplete the ozone layer?

A) As B) Kr
C) C4H8 D) CH4
 
Answer & Explanation Answer: D) CH4

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Q:

......... is a deliquescent compound.

A) Quick lime B) Sulphuric acid
C) Phosphorous pentoxide D) Magnesium chloride
 
Answer & Explanation Answer: D) Magnesium chloride

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Q:

Which of the following are highly compressible?

A) Solid B) Liquid
C) Gas D) Solid and Liquid
 
Answer & Explanation Answer: C) Gas

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