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

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Question 1

Coal and Petroleum Coal Coke and Coal Tar

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

Coal and Petroleum Coal Formation of Coal

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

Coal and Petroleum Coal Formation of Coal

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

Coal and Petroleum Coal Coke and Coal Tar

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

Coal and Petroleum Coal Coke and Coal Tar

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

Coal and Petroleum Coal Coke and Coal Tar

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

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