Halogenation reactions of diethyl ether:
When diethyl ether is heated with chlorine or bromine then hydrogen atoms present on a-carbon of ether get substituted by a halogen atom.
(i) Halogenation in dark:

(ii) Halogenation in the presence of sunlight:
Diethyl ether reacts with chlorine in the presence of sunlight to form a per-chloro-diethyl ether.
