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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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Pentane has _____ structural isomers.

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Answer & Explanation Answer: C) 3

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Glass is also called ________.

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Magnetite is an ore/mineral of

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Answer & Explanation Answer: C) Iron

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Which among the following is used in making liquors, medicines and as a fuel in aircrafts?

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Answer & Explanation Answer: D) They are bad conductor of electricity in aqueous solution

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