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Q:

Methane contributes towards global warming so it is called a _________________ gas.

 

A) poisonous B) carcinogenic
C) infectious D) greenhouse

Answer:   D) greenhouse



Explanation:
Subject: Chemistry
Exam Prep: Bank Exams
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___________ gases absorb long wave (infrared) radiation from the earth and emit it again towards the earth.

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Answer & Explanation Answer: B) Greenhouse

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Which of the following are highly compressible?

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Answer & Explanation Answer: A) Magnesium

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Which of the following gases is produced due to incomplete combustion of fuel?

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Why does carbon tetrachloride have no dipole moment?

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Answer & Explanation Answer: B) Because of regular tetrahedral structure

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Which among the following is false about natural rubber?

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Answer & Explanation Answer: B) It is a monomer of cis­isoprene

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Ethane gas has a slightly ______ taste.

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Answer & Explanation Answer: A) sweet

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Which of the following elements has the lowest melting point?

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Answer & Explanation Answer: A) Bromine

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