CET Karnataka Medical CET - Karnataka Medical Solved Paper-2010

  • question_answer
    \[C{{H}_{3}}C{{H}_{2}}Br\xrightarrow[\Delta ]{aq.\,KOH}A\xrightarrow[\Delta ]{KMn{{O}_{4}}/{{H}^{+}}}\] \[B\xrightarrow[\Delta ]{N{{H}_{3}}}C\xrightarrow[alkali]{B{{r}_{2}}}D;\] D is       

    A) \[C{{H}_{3}}Br\]     

    B)  \[C{{H}_{3}}CON{{H}_{2}}\]

    C)  \[C{{H}_{3}}N{{H}_{2}}\]

    D)  \[C{{H}_{3}}B{{r}_{3}}\]

    Correct Answer: C

    Solution :

    \[C{{H}_{3}}C{{H}_{2}}Br\xrightarrow[\Delta ]{aq.\,KOH}\underset{(A)}{\mathop{C{{H}_{3}}C{{H}_{2}}OH}}\,\xrightarrow[\Delta ]{KMn{{O}_{4}}/{{H}^{+}}}\]\[\underset{(B)}{\mathop{\underset{acetic\,acid}{\mathop{C{{H}_{3}}COOH}}\,}}\,\xrightarrow{N{{H}_{3}}}C{{H}_{3}}COON{{H}_{4}}\xrightarrow{\Delta }\underset{(C)}{\mathop{\underset{acetamide}{\mathop{C{{H}_{3}}CON{{H}_{2}}}}\,}}\,\] \[\xrightarrow{B{{r}_{2}}/alkali}\underset{(D)}{\mathop{\underset{\text{methyl}\,\text{amine}}{\mathop{C{{H}_{3}}N{{H}_{2}}}}\,}}\,\]


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