Question

Computational comparison of the structures of the benzyl cation (A) and singlet phenyl carbene (B) indicate a much greater degree of double-bond character for the exocyclic bond in A than in B. Provide a rationale for this difference, both in VB and MO terminology.

Answer 1

sp Resonance sGuclunes A- ㄩˊ ぐー-) Grucbue A cam em resonance shruetu res a shown su -the above The carben i h bnolisad eith an empty b erbita h erensp Cloud of enzene can Ausonar with empap arloital em tHhr carben Hence A has move deuble bend Charaite For Bpheyl carbene Theres no nesonance es e emn cic loond doeaot have dodbhe bend characta exocyclic