• # question_answer The addition of HBr is easiest with  [MP PMT 2000] A) $ClC{{H}_{2}}=CHCl$ B) $ClCH=CHCl$ C) $C{{H}_{3}}-CH=C{{H}_{2}}$ D) ${{(C{{H}_{3}})}_{2}}C=C{{H}_{2}}$

It is a unsymmetrical olefin. In such cases addition of $H-X$ is governed by ?Markownikoff?s rule?