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JEE Main & Advanced Chemistry Aldehydes, Ketones Question Bank Properties

  • question_answer
    The compound obtained by the reduction of propionaldehyde by amalgamated zinc and concentrated HCl is                                      [MP PMT 1983]

    A)                 Propanol             

    B)                 Propane

    C)                 Propene             

    D)                 All of these

    Correct Answer: B

    Solution :

    \[C{{H}_{3}}C{{H}_{2}}CHO+4H\underset{HCl}{\mathop{\xrightarrow{Zn/Hg}}}\,C{{H}_{3}}C{{H}_{2}}C{{H}_{3}}+{{H}_{2}}O\]             This reaction is called clemmenson?s reduction.


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