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Explain why the carbonyl group can function as both a nucleophile and electrophile.
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- why phenol is least reactive for aromatic nucleophilic substitution reactions?Using the concept of resonance, explain why the nitro group deactivates electrophilic aromatic substitution reactions, but facilitates nucleophilic aromatic substitution reactions.Indicate who acts as nucleophile and electrophile in the reaction and draw the hemiacetal product.