Everyday Science Mcqs


Q.  what is anthracite?

a. Carbon
b. Hard coal
c. Ammonia
d. None of these


ANSWER: See Answer
 
Anthracite, often referred to as hard coal, is a hard, compact variety of coal that has a submetallic luster. It has the highest carbon content, the fewest impurities, and the highest energy density of all types of coal and is the highest ranking of coals.
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