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JEE Main & Advanced Chemistry Carboxylic Acids Question Bank Preparation of Carboxylic Acids and Their Derivatives

  • question_answer
    When an acyl chloride is heated with \[Na\] salt of a carboxylic acid, the product is                           [DCE 2003]

    A)                 An ester              

    B)                 An anhydride

    C)                 An alkene           

    D)                 An aldehyde

    Correct Answer: B

    Solution :

               When an acyl halide is heated with acid salt, anhydrides are formed                    \[C{{H}_{3}}COONa+C{{H}_{3}}COCl\xrightarrow{\Delta }\underset{acetic\,anhydride}{\mathop{{{(C{{H}_{3}}CO)}_{2}}O}}\,\]\[+\ NaCl\]


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