1.

Which of the following is unacceptable resonating structure of buta-12,3-triene?

Answer»

`OVERSET(-)overset(•)(C)H_(2)-C-=C-overset(o+)(C)H_(2)`
`CH_(2)=C=C=CH_(2)`
`overset(o+)(C)H_(2)-C-=C-overset(-)overset(••)(C)H_(2)`
`overset(-)overset(•)(C)H_(2)-C-=C-overset(•)(C)H_(2)`

Answer :D


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