Consider the reactionCH3CH2CH2Br + NaCN → CH3CH2CH2CN + NaBrThis reaction will be the fastest in

For Competitive Exams

Consider the reaction

CH₃CH₂CH₂Br + NaCN → CH₃CH₂CH₂CN + NaBr

This reaction will be the fastest in

water

ethanol

methanol

N,N-dimethylformamide (DMF)

Explanation:
polar aprotic solvent

CH₃CH₂CH₂Br + NaCN → CH₃CH₂CH₂CN + NaBr

This is a S_N2 Reaction for which polar aprotic medium is suitable for faster rate of reaction.

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