Give the IUPAC name of the following compounds :

Explanation

(a) (b) `{:(" "CH_(3)),(" |"),(overset(5)(C)H_(3)-overset(4)(C)H_(2)overset(3)(-C)H-overset(2)(C)H_(2)-overset(1)(C)equiv N),(" 3-Methylpentanenitrile"):}`
(c) `{:(" "CH_(3)" "CH_(3)),(" |"" |"),(overset(1)(C)H_(3)overset(2)(-C)H-overset(3)(C)H_(2)-overset(4)(C)H_(2)overset(5)(-C)H-overset(2)(C)H_(2)-overset(7)(C)H_(3)),(" 2, 5-Dimethylheptane"):}`
(d) `{:(" "Br),(" |"),(overset(1)(C)H_(3)-overset(2)(C)H_(2)-overset(3)(C-)overset(4)(C)H_(2)-overset(5)(C)H_(2)-overset(6)(C)H_(2)-overset(7)(C)H_(3)),(" |"),(" "Cl),(" 3-Bromo-3-chloroheptane"):}`
(e) `underset("3-Chloropropanal")(Cl-overset(3)(C)H_(2)-overset(2)(C)H_(2)-overset(1)(C)HO)`
(f) `underset("2, 2-Dichloroethanol")(Cl_(2)overset(2)(C)H-overset(1)(C)H_(2)-OH)`