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JEE Main201912 Jan 2019Evening ShiftChemistryHydrocarbonsActual

The major product of the following reaction is:

Correct answer

2

Step-by-step solution

Alcoholic KOH shows elimination reaction. In which nucleophile shows anti elimination reaction and base removes bromide ion as leaving group to form terminal alkyne. Terminal alkyne has acidic hydrogen and behaves as acid.

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