With increase in the time of carbonisation at a particular temperature – McqOptions

MCQOPTIONS

1.	With increase in the time of carbonisation at a particular temperature (say 1000 C), the __________ percentage in coke oven gas increases.
A.	hydrogen
B.	methane
C.	unsaturated hydrocarbons
D.	all (a), (b) and (c)
Answer» B. methane

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