Write the isomers of the compound having formula `C_(4)H_(9)Br`.

Explanation

The compound is saturated `C_(4)H_(4 xx 2+1)Br`. It has following four isomers :
(i) `underset("1-Bromobutane")(overset(4)CH_(3)overset(3)CH_(2)overset(2)CH_(2)overset(1)CH_(2)CHBr)` (ii) `underset("1-Bromo-3-methyl propane")(overset(3)CH_(3)underset(CH_(3))underset(|)overset(2)CHoverset(1)CH_(2)Br)` (iii) `underset("2-Bromobutane")(overset(4)CH_(3)overset(3)CH_(2)underset(Br)underset(|)overset(2)CHoverset(1)CH_(3))` (iv) `underset("2-Bromo-2-methyl propane")(CH_(3)-underset(CH_(3))underset(3|)overset(overset(1)CH_(3))overset(2|)C-Br)`