CET Karnataka Engineering CET - Karnataka Engineering Solved Paper-2009

  • question_answer
    The best method for the conversion of an alcohol into an alkyl chloride is by treating the alcohol with

    A)  \[PC{{l}_{3}}\]

    B)                  \[PC{{l}_{5}}\]

    C)  \[SOC{{l}_{2}}\] in presence of pyridine

    D)  dry \[HCl\] in the presence of anhydrous \[ZnC{{l}_{2}}\]

    Correct Answer: C

    Solution :

    The best method for the conversion of an alcohol into an alkyl chloride is by treating the alcohol with \[SOC{{l}_{2}}\] in the presence of pyridine.                 \[ROH+SOC{{l}_{2}}\xrightarrow{{}}RCl+HCl+S{{O}_{2}}\] The other products being gases escape leaving behind pure alkyl halide.


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