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Question
Properties of one of the mineral coal is given below. Identify the mineral coal.
(1) It is a matured form of mineral coal.
(2) It contains 94% to 98% carbon.
(3) Its heat energy is about 33kJgram−1
Properties of one of the mineral coal is given below. Identify the mineral coal.
(1) It is a matured form of mineral coal.
(2) It contains 94% to 98% carbon.
(3) Its heat energy is about 33kJgram−1
(3) Its heat energy is about 33kJgram−1
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Solution
The correct option is C Anthracite
The mineral coal with given properties is Anthracite.
Anthracite is coal of a hard variety and contains relatively pure carbon and burns with little flame and smoke. The carbon content is highest. Very few impurities are present. The energy density is highest in Anthracite when compared to all types of coal except for graphite. Anthracite has the highest ranking of coal.
The mineral coal with given properties is Anthracite.
Anthracite is coal of a hard variety and contains relatively pure carbon and burns with little flame and smoke. The carbon content is highest. Very few impurities are present. The energy density is highest in Anthracite when compared to all types of coal except for graphite. Anthracite has the highest ranking of coal.
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