CET Karnataka Medical CET - Karnataka Medical Solved Paper-2004

  • question_answer
    On treating a mixture of two alkyi halides with sodium metal in dry ether, 2-methyl propane was obtained. The alkyi halides are:

    A)  2-chloropropane and chloromethane

    B)  2-chloropropane and chloroethane

    C)  chloromethane and chloroethane

    D)  chloromethane and 1-chloropropane

    Correct Answer: A

    Solution :

    This is Wurtz reaction. 2-chloropropane and chloromethane reacts in presence of dry ether to form 2-methyl propane. \[C{{H}_{3}}-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-C{{H}_{3}}\xrightarrow{ether}\] \[C{{H}_{3}}-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-C{{H}_{3}}+2NaCl\]


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