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JEE Main202227 Jul 2022Evening ShiftChemistryHaloalkanes and HaloarenesActual

The structure of A in the given reaction is ​​​​​​​

Correct answer

2

Step-by-step solution

Alpha hydrogen in aldehydes are slightly acidic and in presence of alkali they release H + ions and carbanion. Ethyl bromide undergoes nucleophilic substitution reaction with the carbanion generated, where bromide nucleophile is replaced by the carbanion to form ketone by S N 2 mechansim

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