With increase in the time of carbonisation at a particular temperatur – 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 of the above
Answer» B. Methane

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