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Question
Among the following gases, heat of combustion is highest for:
Among the following gases, heat of combustion is highest for:
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Solution
The correct option is B ethane
Among alkanes, alkynes and alkenes having some no. of carbon atoms, alkane has maximum heat of combustion due to more no. of hydrogen atoms.
Down the homologous series, the heat of combustion increases due to more no. of carbon atoms.
Among alkanes, alkynes and alkenes having some no. of carbon atoms, alkane has maximum heat of combustion due to more no. of hydrogen atoms.
Down the homologous series, the heat of combustion increases due to more no. of carbon atoms.
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