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2
Q:

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

 

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

Answer:   D) greenhouse



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Subject: Chemistry
Exam Prep: Bank Exams
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Answer & Explanation Answer: B) Polyamide polymer

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Answer & Explanation Answer: C) Grass

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Which of the following gas was released during Bhopal gas tragedy?

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Answer & Explanation Answer: A) Methyl isocyanate

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Which of the following is an ore of Aluminium?

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Answer & Explanation Answer: B) Cryollite

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What is an endothermic reaction?

A) Reaction in which heat is released. B) Reaction in which heat is absorbed.
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Answer & Explanation Answer: B) Reaction in which heat is absorbed.

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What is the chemical formula for Sodium Chloride (Salt)?

A) NaCl2 B) NaCl
C) Na2Cl D) Na2C
 
Answer & Explanation Answer: B) NaCl

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Anions are formed by _____.

A) losing of electrons B) gaining of electrons
C) gaining of neutrons D) losing of neutrons
 
Answer & Explanation Answer: B) gaining of electrons

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Process of loosing electrons is known as _____.

A) oxidation B) reduction
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Answer & Explanation Answer: A) oxidation

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