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- why cyclobutane methyl carbocation is unstable? why cannot it show dancing resonance?
why cyclobutane methyl carbocation is unstable? why cannot it show dancing resonance?
Answers (1)
This can be expanied on the basis of Dancing resonance concept.
CH2+ has a vacant p-orbital and a very effective overlapping takes place between p-orbital and electron density of cyclopropane ,as shown if figure,and due to this its stability is very high. There is a conjugation between the sigma bond(lone pair) and +ve charge
Dancing resonance is a hypothetical phenomenon which is shown in structures of carbocations attached directly to a 3 membered ring.
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