Question

ethanol react with HCN give chemical equation

Answer 1

when ethanol reacts with HCN it gives CH3-CH2-CN + H2O

Answer 2

Alcohol reacts with KCN forming alkyl nitrile. It doesn't react with HCN because it undergoes intermolecular hydrogen bonding.

When aldehydes and ketones react with HCN it forms alkyl nitriles.

Hope this helps you.