KVPY Sample Paper KVPY Stream-SX Model Paper-4

  • question_answer
    The reduction,  can be achieved by using

    A) \[NaB{{H}_{4}}\]        

    B) \[LiAl{{H}_{4}}\]

    C) \[CuO\cdot CuC{{N}_{2}}{{O}_{4}}\]  

    D) None of these

    Correct Answer: A

    Solution :

    [a] \[NaB{{H}_{4}}\]is a selective reducing agent, it only reduces aldehyde and ketone group. Groups like ester, cyanide remains unaffected.       


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