Which one of the following types of coal contains a higher percentage of carbon than the rest? [1999] - PMF IAS

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Which one of the following types of coal contains a higher percentage of carbon than the rest?

Bituminous coal
Lignite
Peat
Anthracite

Explanation

Option (d) is correct

Anthracite contains the highest percentage of carbon among all types of coal. It is the hardest and purest form of coal, burns with little smoke, and has the highest calorific value.

Answer: (d) Anthracite