AFMC AFMC Solved Paper-2000

  • question_answer
    \[{{C}_{6}}{{H}_{6}}C{{l}_{6}}\]on treatment with KOH produce :

    A) \[{{C}_{6}}{{H}_{6}}\]                                    

    B) \[{{C}_{6}}{{H}_{6}}C{{l}_{4}}\]

    C) \[{{C}_{6}}{{H}_{3}}C{{l}_{3}}\]                 

    D) \[{{C}_{6}}{{H}_{6}}OH\]

    Correct Answer: C

    Solution :

    Gammexane \[{{C}_{6}}{{H}_{6}}C{{l}_{6}}\] on reaction with KOH undergo dehydrohalogenation to give \[{{C}_{6}}{{H}_{3}}C{{l}_{3}}\] \[{{C}_{6}}{{H}_{6}}C{{l}_{6}}+\underset{(alc.)}{\mathop{3KOH}}\,\xrightarrow{{}}3KCl+3{{H}_{2}}O+{{C}_{6}}{{H}_{3}}C{{l}_{3}}\]


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