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

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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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