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Q.
The number of metamers of the compound with molecular formula $C _{5} H _{10} O$ is
AFMCAFMC 2009
Solution:
Since the compound has $C _{n} H _{2 n} O$ type general formula, it must be a ketone (or aldehyde). It has the following metamers (the isomers having same functional group but different alkyl groups attached with the same functional group) :