Question

14. Coal gas is mixture of_
and_​

Answer 1

Coal gas, gaseous mixture—mainly hydrogen (H2), methane (CH4), and carbon monoxide (CO) — formed by the destructive distillation (i.e., heating in the absence of air) of bituminous coal and used as a fuel. Sometimes steam is added to react with the hot coke, thus increasing the yield of gas.

Answer 2

Explanation:

Coal gas. Coal gas, gaseous mixture—mainly hydrogen, methane, and carbon monoxide—formed by the destructive distillation (i.e., heating in the absence of air) of bituminous coal and used as a fuel. Sometimes steam is added to react with the hot coke, thus increasing the yield of gas.