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Compare relative stability of the follow...

Compare relative stability of the following resonating structure.

A

`pgtqgtr`

B

`q gt p gt r`

C

`q gt r gt p`

D

`p gt r gt q`

Text Solution

Verified by Experts

The correct Answer is:
D

(i) -ve charge on electronegative atom increases stability.
(ii) -C= N system is more stable than C-C=N system. So stability order is `p gt r gt q`
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