JEE Main & Advanced Sample Paper JEE Main - Mock Test - 15

  • question_answer
    Ethyl alcohol is used as a preservative for chloroform because it

    A) Prevents aerial oxidation of chloroform

    B) Prevents decomposition of chloroform

    C) Decomposes phosgene to \[CO\]and \[C{{l}_{2}}\]

    D) Removes phosgene by converting it to ethyl carbonate

    Correct Answer: D

    Solution :

    \[CHC{{l}_{3}}\] on exposure to air forms phosgene which is poisonous gas and removed by converting it into diethyl carbonate (which is non-poisonous substance).


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