Uttarakhand PMT Uttarakhand PMT Solved Paper-2011

  • question_answer
    Nitromethane is subjected to the treatment with chlorine in the presence of sodium hydroxide, the main product is

    A)  monochloromethane

    B)  trichloromethane

    C)  chloropicrin

    D)  None of the above

    Correct Answer: C

    Solution :

     In nitroalkanes, the nitro group activates the \[\alpha -\]hydrogen atoms which are easily substituted by halogen atoms when treated with halogens in the presence of alkali. \[C{{H}_{3}}-N{{O}_{2}}+3C{{l}_{2}}\xrightarrow[{}]{NaOH}\underset{chloropicrin}{\mathop{C{{l}_{3}}CN{{O}_{2}}}}\,+3HCl\]


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