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The correct order of reactivity of aldehydes and ketones towards hydrogen cyanide is
A. `CH_(3)COCH_(3) gt CH_(3)CHO gt HCHO`
B. `CH_(3)COCH_(3) gt HCHO gt CH_(3)CHO`
C. `CH_(3)COCH_(3) gt CH_(3)COCH_(3) gt HCHO`
D. `HCHO gt CH_(3)CHO gt CH_(3)COCH_(3)`

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Correct Answer - d
Hydrogen cyanide (HCN) undergoes nucleophilic addition reaction towards aldehydes and ketones aldehydes and ketones containing more electrophilic carbony are more reactive towards nucleophilic addittion reaction among the given compunds reactivity order is
`HCHO gt CH_(3)CHOgt CH_(3)COCH_(3)`

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