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The order of reactivity of phenyl magnesium bromide with the following compounds:
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Important Questions on Carbonyl Compounds
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A carbonyl compound reacts with hydrogen cyanide to form cyanohydrin, which on hydrolysis, forms a racemic mixture of -hydroxy acid. The carbonyl compound is:
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Compound () forms a phenylhydrazone and gives negative Tollens and iodoform tests. Compound () on reduction, gives pentane. Compound () is:
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Acetylene on reacting with formaldehyde under high pressure gives
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Acetaldehyde and alcohol reacts in presence of dry gas. The product obtained is:
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The carbonyl compounds undergo nucleophilic addition because of
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The general order of reactivity of carbonyl compounds towards the nucleophilic addition reactions is:
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The most reactive compound towards the formation of cyanohydrin on treatment with , followed by acidification is:
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During the reduction of carbonyl compounds by hydrazine and the first intermediate formed is:
