Which one of the following is known as the 'brown coal'?
A. Anthracite
B. Bituminous
C. Coke
D. Lignite
Answer: Option D
Solution(By Examveda Team)
Lignite, often referred to as brown coal, is a soft, brown, combustible, sedimentary rock formed from naturally compressed peat.This Question Belongs to General Knowledge >> Chemistry
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