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NEET Chemistry Haloalkanes and Haloarenes / हैलोएल्केन तथा हैलोएरीन्स Question Bank Self Evaluation Test - Haloalkanes and Haloarenes

  • question_answer
    \[C{{H}_{3}}C{{H}_{2}}Cl\xrightarrow{NaCN}X\xrightarrow{Ni/{{H}_{2}}}\]\[Y\xrightarrow[anhydride]{Acetic}Z\] Z in the above reaction sequence is

    A) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}NHCOC{{H}_{3}}\]

    B) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}N{{H}_{2}}\]

    C) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}CONHC{{H}_{3}}\]

    D) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}CONHCOC{{H}_{3}}\]

    Correct Answer: A

    Solution :

    [a] \[C{{H}_{3}}C{{H}_{2}}Cl\xrightarrow{NacN}\underset{(X)}{\mathop{C{{H}_{3}}C{{H}_{2}}CN}}\,\xrightarrow{Ni/{{H}_{2}}}\] \[\underset{(Y)}{\mathop{C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}N{{H}_{2}}}}\,\xrightarrow[{{(C{{H}_{3}}CO)}_{2}}O]{{}}\]\[\underset{(Z)}{\mathop{C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}NHCOC{{H}_{3}}}}\,+C{{H}_{3}}COOH\]


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