Chemistry - Halogen Derivative Question with Solution | TestHub
ChemistryHalogen DerivativeNUCLEOPHILIC SUBSTITUTION REACTIONS (SN1 AND SN2), SN(NEIGHBOURING GROUP PARTICIPATION), SNIMedium2 minQB
ChemistryMediumsingle choice
Assertion: KCN reacts with methyl chloride to give methyl isocyanide.
Reason: CN⁻ is an ambident nucleophile.
Options:
Answer:
D
Solution:
The reason is true: cyanide can attack through either end. With ionic KCN, carbon-end attack predominates and gives methyl cyanide, not methyl isocyanide.
Stream:JEESubject:ChemistryTopic:Halogen DerivativeSubtopic:NUCLEOPHILIC SUBSTITUTION REACTIONS (SN1 AND SN2), SN(NEIGHBOURING GROUP PARTICIPATION), SNI
⏱ 2mℹ️ Source: QB
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