JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2007

  • question_answer
        Which one of the following is reduced with zinc and   hydrochloric   acid   to   give   the corresponding hydrocarbon?

    A)  Ethyl acetate   

    B)  Acetic acid

    C)  Acetamide        

    D)  Butan-2-one

    Correct Answer: D

    Solution :

                    Carbonyl compounds are reduced to corresponding alkanes with\[(Zn+cone.\text{ }HCl)\]. It is called Clemmensen reduction. \[C{{H}_{3}}C{{H}_{2}}.\overset{\begin{smallmatrix}  O \\  |\,| \end{smallmatrix}}{\mathop{C}}\,-C{{H}_{3}}\xrightarrow[{}]{Zn(Hg)+HCl}\]                                                 \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{3}}\]


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