CMC Medical CMC-Medical VELLORE Solved Paper-2007

  • question_answer
    When hydrochloric acid gas is treated with propene in presence of benzoyl peroxide, it gives

    A)  2-chloropropane            

    B)  allyl chloride

    C)  no reaction                       

    D)  n-propyl chloride

    Correct Answer: A

    Solution :

                    Peroxide effect is observed only in case of HBr. Therefore, addition of \[HCl\] to propene even in the presence of benzoyl peroxide occurs according to Markownikoffs rule. \[C{{H}_{3}}CH=C{{H}_{2}}\xrightarrow[{{({{C}_{6}}{{H}_{5}}COO)}_{2}}]{HCl}C{{H}_{3}}-CHCl-C{{H}_{3}}\]


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