Identify the group that exerts electron withdrawing resonance effect.

Identify the group that exerts electron withdrawing resonance effect.
  1. $-\mathrm{COOH}$
  2. $-\mathrm{OH}$
  3. $-\mathrm{OR}$
  4. -NHR

Solution

Electron withdrawing resonance effect shown by $-\mathrm{COOH}$.

Asked in: MHT CET 2022 (05 Aug Shift 2)

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