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JEE Main & Advanced Chemistry Aldehydes, Ketones Question Bank Properties

  • question_answer
    When acetone is heated with hydroxylamine, the compound formed is                                                [MP PMT 1993]

    A)                 Cyanohydrin     

    B)                 Oxime

    C)                 Semicarbazone

    D)                 Hydrazone

    Correct Answer: B

    Solution :

                    \[\begin{matrix}    C{{H}_{3}}  \\    C{{H}_{3}}  \\ \end{matrix}>C=O+N{{H}_{2}}OH\to \begin{matrix}    C{{H}_{3}}  \\    C{{H}_{3}}  \\ \end{matrix}>\underset{\text{Acetoxime}}{\mathop{C=N-OH+{{H}_{2}}O}}\,\]


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