J & K CET Medical J & K - CET Medical Solved Paper-2000

  • question_answer
    Acetamide on heating with\[{{P}_{4}}{{O}_{10}}\]gives:

    A)  \[C{{H}_{3}}NC\]                            

    B)  \[C{{H}_{3}}CN\]

    C)  \[C{{H}_{3}}COOH\]      

    D) \[{{(C{{H}_{3}}CO)}_{2}}O\]

    Correct Answer: B

    Solution :

                    Acetamkte on heating with P40io gives methyl cyanide. This is a dehydration reaction. \[\underset{acetamide}{\mathop{C{{H}_{3}}CON{{H}_{2}}}}\,\xrightarrow[\Delta ]{{{P}_{4}}{{O}_{10}}}\underset{methyl\text{ }cyanide}{\mathop{C{{H}_{3}}CN}}\,+{{H}_{2}}O\]


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