CAPE Chemistry Unit 2 · 2012 · Paper 1 · Question Q12

Hydrogen cyanide is more likely to add to ethanal but not to ethene because

1. (A)ethanal is more susceptible to electrophilic attack than ethene
2. (B)ethanal is more susceptible to free radical attack than ethene
3. (C)ethanal is more susceptible to nucleophilic attack than ethene
4. (D)the addition product formed with ethene would be unstable