Question

Which of the following is a major product obtained in the reaction of isobutylene with hydrogen bromide?

Options

• Iso butyl bromide

• tert-butyl bromide

• sec-butyl bromide

• n-butyl bromide

Answer 1

tert-butyl bromide

Explanation:

\[\begin{array}{cc}
\phantom{....}\ce{CH3}\phantom{.................}\ce{CH3}\phantom{..}\\
\phantom{..}|\phantom{.....................}|\phantom{..}\\
\ce{\underset{Isobutylene}{CH3 - C = CH2} ->[HBr] CH3 - C - CH3}\\
\phantom{.....................}|\\
\phantom{......................}\ce{\underset{tert-butyl bromide}{Br}}
\end{array}\]