Non Metal and Its Compounds MCQ question and answer with solution

1

Which among the following is a cation?

A) Ammonium B) Iodide C) Fluoride D) Chloride

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Answer & Solution

Answer: Option A

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2

Red phosphorus is less reactive than yellow phosphorus because

A) it is red in colour B) it is highly polymerised C) it is insoluble in C₂H₅OH D) it is hard

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Answer & Solution

Answer: Option B

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3

Glass is best described as a

A) solid B) liquid C) supercooled liquid D) colloidal sol

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Answer & Solution

Answer: Option C

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4

Which of the following oxides of nitrogen is known as laughing gas?

A) NO B) N₂O₅ C) NO₂ D) N₂O

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Answer & Solution

Answer: Option D

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5

Which one of the following is used for writing on glass?

A) Silicon B) Graphite C) Hydrogen fluoride D) Hydrogen iodide

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Answer & Solution

Answer: Option C

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6

The most reactive among the halogen is

A) fluorine B) chlorine C) bromine D) iodine

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Answer & Solution

Answer: Option A

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7

Bleaching powder is obtained by the action of chlorine gas and

A) dry CO B) dil solution of Ca(OH)₂ C) dry slaked lime D) conc. solution of Ca(OH)₂

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Answer & Solution

Answer: Option C

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8

Dihydrogen can be prepared on a commercial scale by the action of steam on hydrocarbons, when a mixture of CO and H₂ gas is formed. It is known as

A) water gas B) producer gas C) industrial gas D) fuel gas

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Answer & Solution

Answer: Option A

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9

Which of the following is the least reactive element?

A) Oxygen B) Hydrogen C) Chlorine D) Neon

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Answer & Solution

Answer: Option D

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10

Water gas is produced by

A) passing steam over red hot coke B) passing steam and air over red hot coke C) burning coke in excess of air D) burning coke in limited supply of air

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Answer & Solution

Answer: Option A

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Non Metal and Its Compounds MCQ question and answer with solution | Chemistry Gk MCQs