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The aldol condensation of acetaldehyde results in the formation of:

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Important Questions on Aldehydes, Ketones and Carboxylic Acids

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Propanal, on reaction with dilute NaOH forms:

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The base-catalysed aldol condensation will not occur with which of the following:

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The product formed by the reaction of chlorine with benzaldehyde in the absence of a catalyst is

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Acetaldehyde and acetone can be distinguished by:

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Which of the following is incorrect?

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Acetaldehyde reacts with semicarbazide and forms semicarbazone. Its structure is:

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The cyanohydrin of a compound on hydrolysis, gives an optically active α-hydroxy acid. The compound is:

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Phenylmethyl ketone can be converted into ethylbezene in one step by which of the following reagents?