JEE Main 2019ChemistryHydrocarbonsMediumMCQ

JEE Main 2019Hydrocarbons Question with Solution

JEE Main 2019 (12 Jan Shift 2)

Question

The major product of the following reaction is:

Choose an option

Show full solutionCorrect option: C
Correct answer
C

Step-by-step explanation

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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About this question

This is a previous-year question from JEE Main 2019, covering the Hydrocarbons chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.