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MCQ
What is the product of the reaction between propanal and hydrogen cyanide?
Chemistry
A A nitrile
B A cyanohydrin (2-hydroxybutanenitrile)
C An amide
D An oxime
Explanation

HCN adds across the C=O bond of propanal: the CN- attacks the carbonyl carbon and H+ protonates the oxygen, forming a cyanohydrin.

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