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The primary composition of coal is _______________

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The primary composition of coal is _______________

(a) Nitrogen

(b) Carbon

(c) Oxygen

(d) Hydrogen

I have been asked this question by my college director while I was bunking the class.

My doubt stems from Non Renewable Resources topic in portion Natural Resources of Energy Management

1 Answer

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Correct answer is (b) Carbon

Explanation: Coal is a naturally found fossil fuel formed by the anaerobic decay of plant life taking place over millions of years. It is extracted from the underground by coal mining. The primary composition of coal is carbon while nitrogen, oxygen, and hydrogen comes under secondary composition.

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