Question

Distinguish between the following :

(a) Methanol and benzaldehyde 

(b) Chloro benzene and benzylchloride

Answer 1

(a) Methanal : It gives fehling solution test 

Benzaldehyde : It doesn't give Fehling’s test 

(b) Chlorobenzene : Does’t give white curdy ppt on hydrolysis NaOH followed by addition of AgNO₃ 

Benzylchoride : Gives white curdy ppt on hydrolysis with NaOH followed by addition of AgNO₃