Dazonium salts `+Cu_(2)CI_(2)+HCIrarr` the reaction is known as
.

Diazoium salt + Cu + HCl to , the reaction is known as

Diazonium salt , the reaction is known as

Diazonium salt , the reaction is known as

Diazonium salts , the reaction is known as

Acid + Base to Salt + Water. This reaction is known as

A dihalogen dervative 'X' of a hydrocarbon with three carbon atoms reacts with alcoholic KOH and produces another hydrocarbon which forms a red precipitate with ammoniacal Cu_(2)CI_(2).'X' gives an aldehyde on reaction with aqueous KOH. The compound 'X' is :