Write the reactions of
aliphatic primary amines with nitrous acid.

Explanation

Reaction of Aliphatic `1^(@)` - amine with nitrous acid : Aliphatic `1^(@)` - amine react with nitrous acid to form highly unstable diazonium salts which gives nitrogen gas and alcohols after decomposition.
`R-NH_(2) overset(NaNO_(2)+HCl) to underset("Unstable")(R-N_(2)^(+)Cl^(-)) overset(H_(2)O) to underset("Alcohol")(R-OH+N_(2)+HCl)`