R overset(Alc. KOH)rarr CH(3)-CH=C=CH(2)...

`R overset(Alc. KOH)rarr CH_(3)-CH=C=CH_(2)` R in the above reaction is

`CH_(3)CH=C=CH_(2)`

`H_(2)C=C=C=CH_(2)`

`H_(3)C-C-=C-CH_(3)`

`H_(3)C-CH_(2)-C-=CH`

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The correct Answer is:

`underset(("Alkyne"))(H_(3)C-CH_(2)-C-=CH)overset(Alc. KOH)rarr H_(3)C-CH=CH=C=CH_(2)`

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DINESH PUBLICATION-ORGANIC COMPOUNDS WITH FUNCTIONAL GROUP CONTAINING HALOGENS -BRAIN TEASERS - 9

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