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

  • question_answer
    Grignard reagent, a very useful starting compound for a number of organic reactions can be prepared by

    A) reaction of alkyl halides with a solution of magnesium hydroxide

    B) reaction of alkyl halides with dry magnesium powder in presence of dry ether

    C) reaction of \[MgC{{l}_{2}}\] with ether and alcohol

    D) reaction of alkyl halide with magnesium in presence of alcohol.

    Correct Answer: B

    Solution :

    \[\underset{Grignard\,reagent}{\mathop{RX+Mg\xrightarrow{dry\,ether}R-Mg-X}}\,\]


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