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Q.
Aldol condensation of acetaldehyde involves the formation of which of the following intermediate
Aldehydes Ketones and Carboxylic Acids
Solution:
Aldol condensation of aldehyde involves the formation of which of the carbanion as the reaction intermediate in the first step by removal of $\alpha H$ from the aldehyde by the base.
This enolate ion is resonance stabilised.