Chemistry - Halogen Derivative Question with Solution | TestHub

ChemistryHalogen DerivativeNUCLEOPHILIC SUBSTITUTION REACTIONS (SN1 AND SN2), SN(NEIGHBOURING GROUP PARTICIPATION), SNIEasy2 minPYQ_2020
ChemistryEasysingle choice

The reaction,RNH2+CHCl3+3KOHEthanolic→R-N+≡C- +3KCl+3H2Ois called

Options:

Answer:
D
Solution:

The reaction,RNH2+CHCl3+3KOHEthanolic→R-N+≡C- +3KCl+3H2Ois called Carbylamine reaction

Mechanism CHCl 3 +KOH→ CCl 2 (Electrophilic carbene) +  H 2 O + KCl

R-N. .H2+:CCl2→R-+N | |  H  H-C||:-Cl  Cl  →2KOH-2HClR-N+≡C-

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Halogen DerivativeSubtopic:NUCLEOPHILIC SUBSTITUTION REACTIONS (SN1 AND SN2), SN(NEIGHBOURING GROUP PARTICIPATION), SNI
⏱ 2mℹ️ Source: PYQ_2020

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