Question

The process of coal formation :​

Answer 1

Answer:

Coal is mostly carbon with variable amounts of other elements; chiefly hydrogen, sulfur, oxygen, and nitrogen. Coal is formed when dead plant matter decays into peat and is converted into coal by the heat and pressure of deep burial over millions of years.

Answer 2

Answer:

There are four stages in coal formation :-

Peat, lignite, bituminous and anthracite. The stage depends upon the conditions to which the plant remains are subjected after they were buried - the greater the pressure and heat, the higher the rank of coal.

Explanation:

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