Find out the relation between the given compounds.
A
Positional isomers
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B
Functional isomers
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C
Chain isomers
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D
Metamers
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Solution
The correct option is D Metamers In the given compounds, carbonyl group is present at 3rd position in (a) and at 2nd position in (b). Thus these compounds exhibit positional isomers. Also, it exhibit metamerism because there is difference in relative position of alkyl group around carbonyl functional group. Hence, these are metamers also.
But by following FMPC, metamers are prioritized over positional isomers. Hence, for single correct answer (MCQ), the correct option is (d).