Coal and Petroleum-Coal [CBSE (Central Board of Secondary Education) Class-8 Science]: Questions 1 - 6 of 6

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Question 1

Question MCQ▾

Black oily material resulting from the destructive distillation of coal is:

Choices

Choice (4)Response

a.

Crude oil

b.

Petroleum

c.

Coal-tar

d.

Coal-gas

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Question 2

Question MCQ▾

Coal gas is a mixture of:

Choices

Choice (4)Response

a.

Hydrogen, methane and carbon monoxide

b.

90 % carbon and is porous

c.

Sulphur, oxygen, nitrogen

d.

Hydrocarbons with salt, water and earthly particles.

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Question 3

Question MCQ▾

Coal is formed by the process of:

Choices

Choice (4)Response

a.

Carbonisation

b.

Fractional distillation

c.

Decomposition

d.

Destructive distillation

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Question 4

Question MCQ▾

Coke is used in the preparation of:

Choices

Choice (4)Response

a.

Plastics

b.

Acrylic fibres

c.

Rayon

d.

Nylon

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Question 5

Question MCQ▾

Coal tar is used in:

Choices

Choice (4)Response

a.

Synthetic fibres, pesticides

AND

Naphthalene balls and moth balls

b.

Dyes, explosive, drugs

c.

On the surface of metalled road

d.

All a., b. and c. are correct

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Question 6

Question MCQ▾

Solid residue formed after the destructive distillation of coal is called:

Choices

Choice (4)Response

a.

Coal-tar

b.

Petroleum

c.

Coke

d.

Crude oil

Edit