Chloral $+$ Chlorobenzene $\xrightarrow{\text{Conc. } H_2SO_4}$ product.
The product is :

State the various uses of:
$(i)$ Dichloromethane (Methylene chloride)
$(ii)$ Trichloromethane (Chloroform)
$(iii)$ Tri-iodomethane (Iodoform)
$(iv)$ Tetrachloromethane (Carbon tetrachloride)
$(v)$ Freons

Write two uses of $PCBs$.

Which of the following is an anaesthetic?

Benzene hexachloride is used as a......

Match List-$I$ with List-$II$ and pick the correct matching from the codes given below:

List-$I$ (Haloalkane/arene)	List-$II$ (Application)
$A$. Iodoform	$1$. $CF_4$
$B$. $BHC$	$2$. Antiseptic
$C$. Freon-$14$	$3$. Moth repellent
$D$. Halothane	$4$. Inhalative anaesthetic
$E$. $p$-Dichlorobenzene	$5$. Termite pesticide