A) Peat > bituminous > lignite > anthracite
B) Bituminous > peat > lignite > anthracite
C) Anthracite > bituminous > lignite > peat
D) Lignite > anthracite > bituminous > peat
Correct Answer: C
Solution :
Anthracite is by and far the most superior quality of coal which contains 94-98% carbon. It is lustrous. It burns without smoke and gives more heat and little ash. Hence, the grading of coal from superior to inferior is Anthracite, bituminous, lignite, peat.You need to login to perform this action.
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