Question

Coal having calorific value more than 30 KJ/g is/are ​

Answer 1

Answer:

Bituminous coal: It is the common household coal. It is the most abundant f and Is compact, black, contains more carbon and produces more heat than peat and lignite. Its calorific value is 30 to 35 kJ/g. Anthracite coal: It is the hardest coal containing maximum carbon.