Chemistry - Halogen Derivative Question with Solution | TestHub
ChemistryHalogen DerivativeNUCLEOPHILIC SUBSTITUTION REACTIONS (SN1 AND SN2), SN(NEIGHBOURING GROUP PARTICIPATION), SNIMedium2 minQB
ChemistryMediumsingle choice
Assertion: It is difficult to replace chlorine by –OH in chlorobenzene in comparison to that in chloroethane.
Reason: Chlorine-carbon (C—Cl) bond in chlorobenzene has a partial double bond character due to resonance.
Options:
Answer:
A
Solution:
Resonance gives the aryl C–Cl bond partial double-bond character, resisting nucleophilic displacement.
Stream:JEESubject:ChemistryTopic:Halogen DerivativeSubtopic:NUCLEOPHILIC SUBSTITUTION REACTIONS (SN1 AND SN2), SN(NEIGHBOURING GROUP PARTICIPATION), SNI
⏱ 2mℹ️ Source: QB
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