NEET AIPMT SOLVED PAPER SCREENING 2007

  • question_answer
                    Which one of the following on reduction with lithium aluminium hydride yield a secondary amine?

    A)                                                                                                                                                                                            Nitroethane 

    B)                 Methylisocyanide

    C)                 Acetamide

    D)                 Methyl cyanide

    Correct Answer: B

    Solution :

                    On catalytic reduction or with nascent hydrogen or with lithium aluminium hydride (LiAlH4) alkyl isocyanide yield secondary amine.                 \[\underset{methylisocyanide}{\mathop{C{{H}_{3}}-N}}\,\,\overset{\to }{\mathop{=}}\,\,4\,[H]\,\xrightarrow{{}}C{{H}_{3}}-NH-C{{H}_{3}}\]


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