The $IUPAC$ name of ethylidene chloride is $.....$ .

Which among the following is a haloalkyne?

Match the type of halide given in Column-$(I)$ with the structures in Column-$(II)$.

Column-$(I)$ (Structure)	Column-$(II)$ (Type)
$(A)$ $C_6H_5CH_2X$	$(i)$ $4^{\circ}$ Benzylic halide
$(B)$ $C_6H_5CH(CH_3)X$	$(ii)$ $3^{\circ}$ Benzylic halide
$(C)$ $C_6H_5C(CH_3)_2X$	$(iii)$ $2^{\circ}$ Benzylic halide
$(D)$ $C_6H_5X$	$(iv)$ $1^{\circ}$ Benzylic halide
	$(v)$ Aryl halide

How many benzene derivatives are possible for the molecular formula $C_7H_7Cl$?

Which among the following is an allylic halide?

Write structures of the following compounds:
$(i)$ $2-$Chloro$-3-$methylpentane
$(ii)$ $1-$Chloro$-4-$ethylcyclohexane
$(iii)$ $4-$tert-Butyl$-3-$iodoheptane
$(iv)$ $1,4-$Dibromobut$-2-$ene
$(v)$ $1-$Bromo$-4-$sec-butyl$-2-$methylbenzene.