The functional isomers of 1-butyne are (1) CH 3 − C ≡ C − CH 3 (2) (3) CH 2 = C = CH − CH 3 (4) CH 2 = CH − CH = CH 2

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ChemistrySTRUCTURAL ISOMERISMFUCTIONAL ISOMERISMMedium2 minQB

ChemistryMediumsingle choice

The functional isomers of 1-butyne are

(1) $CH_{3} - C \equiv C - CH_{3}$

(2)

(3) $CH_{2} = C = CH - CH_{3}$

(4) $CH_{2} = CH - CH = CH_{2}$

Answer:

Solution:

The functional isomers of 1-butyne (an alkyne) are dienes and cycloalkenes. Options (3) and (4) are dienes.

Stream:JEESubject:ChemistryTopic:STRUCTURAL ISOMERISMSubtopic:FUCTIONAL ISOMERISM

⏱ 2mℹ️ Source: QB

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