RAJASTHAN ­ PET Rajasthan PET Solved Paper-2003

  • question_answer
    What will form on reduction of\[{{P}_{2}}{{O}_{5}}\]from acetic acid?

    A)  Acetic anhydride

    B)  Acetyl chloride

    C)  Acetic ester      

    D)  None of these

    Correct Answer: A

    Solution :

     \[{{P}_{2}}{{O}_{5}}\]acts as dehydrating agent. \[\underset{acetic\text{ }acid}{\mathop{2C{{H}_{3}}COOH}}\,\xrightarrow[{}]{{{P}_{2}}{{O}_{5}}}\underset{acetic\text{ }anhydride}{\mathop{{{(C{{H}_{3}}CO)}_{2}}O}}\,+{{H}_{2}}O\]


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