Coal

Author:A C Sehgal
8th CBSE
IMPORTANT

Important Questions on Coal

HARD
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Living Science 8>Materials>Coal and Petroleum>Coal> Q 1

How is the destructive distillation of coal carried out? What are the products obtained and their main uses?

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 2

Which fuel is better-coal or coke? Why?

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 3

What are the important uses of coke? 

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 4

How was coal formed?

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 5

How is coke obtained? 

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 6

Which of these is obtained destructive distillation of coal?

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 7

In the destructive distillation, coal is heated strongly to about

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 8

Which of the following is regarded as the best variety of coal?

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 9

Coal mainly contains

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 10

The fuel obtained from coal that is an almost pure form of carbon is _____.

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 11

_____ is the variety of coal with maximum carbon content.

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Living Science 8>Materials>Coal and Petroleum>Coal> Q 12

The process of conversion of wood into coal is called _____.