Writer the IUPAC name of the following
(i) `CH_3CH=CHCH(CH_3)(Cl)`
(ii) `CH_2=C(CH_3)CH(CH_3)(Cl)`
(iii) `CH_3CH=C(CH_3)CH(CH_3)(Cl)`
(iv) `CH_3CH=C(CH_3)CH_2Cl`
(v) `CH_3CH=CHCH_2Cl`
(vi) `CH_2=C(CH_3)CH_2Cl`

Explanation

(i) 4 - Chloropent - 2 - ene
(ii) 3 - Chloro - 2 - methylbut - 1 - ene
(iii) 4 - Chloro - 3 - methylpent - 2 - ene
(iv) 1 - Chloro - 2 - methylbut - 2 - ene
(v) 1 - Chlorobut - 2 - ene
(vi) 3 - Chloro - 2 - methylpropene