Manipal Medical Manipal Medical Solved Paper-2010

  • question_answer
    Acetamide   and   ethylamine   can   be distinguished by reacting with

    A)  aqueous\[HCl\]and heat

    B)  aqueous\[NaOH\]and heat

    C)  acidified\[KMn{{O}_{4}}\]

    D)  bromine water

    Correct Answer: B

    Solution :

     Acetamide   and   ethylamine   can   be distinguished by heating with\[NaOH\]solution when acetamide liberates NH3 but ethylamine does not. \[C{{H}_{3}}CON{{H}_{2}}+NaOH\xrightarrow[{}]{\Delta }C{{H}_{3}}COONa+N{{H}_{3}}\] \[C{{H}_{3}}C{{H}_{2}}N{{H}_{2}}+NaOH\xrightarrow[{}]{{}}\] No reaction


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