GENERAL KNOWLEDGE

GK

ECOLOGY BIODIVERSITY CONSERVATION ENVIRONMENTAL ISSUES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following types of coal contains higher percentage of volatile matter?
A
Peat
B
Lignite
C
Bituminous
D
Anthracite
Explanation: 

Detailed explanation-1: -Anthracite: The highest rank of coal. It is a hard, brittle, and black lustrous coal, often referred to as hard coal, containing a high percentage of fixed carbon and a low percentage of volatile matter.

Detailed explanation-2: -Anthracite coal contains 80% carbon, lignite contains 50-65%, peat contains 40% carbon and bituminous coal contains less than 40% of carbon.

Detailed explanation-3: -Anthracite is the type of coal which has the highest percentage of carbon.

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