12.11     Draw the resonance structures for the following compounds. Show the electron shift using curved-arrow notation.

                   (d)C_{6}H_{5}-CHO

Answers (1)
M manish

The resonating structure of the Benzaldehyde-
Here the \pi electron of carbon-oxygen double bond starts shifting towards the electronegative oxygen atom and the \pi-electrons of C-C double bonds shifting towards carbonyl group (as shown in figures).
benzaldehyde

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