12th Class Chemistry Haloalkanes and Haloarenes / हैलोएल्केन तथा हैलोएरीन्स Question Bank MCQs - Haloalkanes and Haloarenes

  • question_answer
    An alkyl halide, RX reacts with KCN to give propane nitrile. RX is

    A) \[{{C}_{3}}{{H}_{7}}Br\]

    B) \[{{C}_{4}}{{H}_{9}}Br\]

    C) \[{{C}_{2}}{{H}_{5}}Br\]

    D) \[{{C}_{5}}{{H}_{11}}Br\]

    Correct Answer: C

    Solution :

    \[{{C}_{2}}{{H}_{5}}Br+KCN\to \underset{\Pr opane\,nitrile}{\mathop{{{C}_{2}}{{H}_{5}}CN}}\,+KBr\]


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