CMC Medical CMC-Medical VELLORE Solved Paper-2014

  • question_answer
    Match the following Column I and Column II.
    Column I Column II
    A.  \[RN{{H}_{2}}\xrightarrow{KMn{{O}_{4}}}\] 1.  \[{{R}_{3}}N\to O\]
    B.  \[{{R}_{2}}NH\xrightarrow{{{H}_{2}}S{{O}_{5}}}\] 2.  \[{{R}_{3}}CN{{O}_{2}}\]
    C.  \[{{R}_{3}}N\xrightarrow{{{H}_{2}}S{{O}_{5}}}\] 3.  \[{{R}_{3}}CHO\]
    D.  \[{{R}_{3}}CN{{H}_{2}}\xrightarrow{{{H}_{2}}S{{O}_{5}}}\] 4.  \[{{R}_{2}}NOH\]
    Codes

    A)           A-3               B-1         C-4         D-2       

    B)           A-2               B-3         C-4         D-1

    C)           A-3               B-2         C-1         D-4       

    D)           A-1               B-2         C-3         D-4

    Correct Answer: A

    Solution :

    \[RN{{H}_{2}}\xrightarrow{KMn{{O}_{4}}}\underset{\text{Aldimine}}{\mathop{RCH=NH}}\,\xrightarrow{{{H}^{+}}}RCHO\] \[{{R}_{2}}NH\xrightarrow{{{H}_{2}}S{{O}_{5}}}{{R}_{2}}N-OH\] \[{{R}_{3}}C-N{{H}_{2}}\xrightarrow{{{H}_{2}}S{{O}_{5}}}{{R}_{3}}C-N{{O}_{2}}\]


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