Ncert Exercises & Solutions

Which is the correct IUPAC name for $C H_{3} — C H — C H_{2} — B r ?$
$|$
$C_{2} H_{5}$

1. 1-bromo-2-ethylpropane
2. 1-bromo-2-ethyl-2-methylethane
3. 1-bromo-2-methylbutane
4. 2-methy!-1-bromobutane