JEE Main & Advanced Chemistry Haloalkanes and Haloarenes / हैलोएल्केन तथा हैलोएरीन्स Question Bank Properties of Halogen Containing Compounds

  • question_answer
    A compound X on reaction with chloroform and NaOH gives a compound with a very unpleasant odour. X is [MP PMT 1999]

    A) \[{{C}_{6}}{{H}_{5}}CON{{H}_{2}}\]

    B) \[{{C}_{6}}{{H}_{5}}N{{H}_{2}}\]

    C) \[{{C}_{6}}{{H}_{5}}C{{H}_{2}}NHC{{H}_{3}}\]

    D) \[{{C}_{6}}{{H}_{5}}NHC{{H}_{3}}\]

    Correct Answer: B

    Solution :

    \[\underset{X}{\mathop{\underset{\,\text{(Aniline)}}{\mathop{{{C}_{6}}{{H}_{5}}N{{H}_{2}}}}\,}}\,+CHC{{l}_{3}}+3NaOH\to \]        \[3NaCl+3{{H}_{2}}O+\underset{\text{Phenyl}\,\,\text{isocyanide}}{\mathop{{{C}_{6}}{{H}_{5}}-N\vec{=}\,C}}\,\]


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