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BCECE Engineering BCECE Engineering Solved Paper-2003

  • question_answer
    What is the product in the reaction? \[C{{H}_{3}}MgBr\xrightarrow[(ii)\,{{H}_{2}}O]{(i)\,C{{O}_{2}}}X\]

    A) Acetaldehyde  

    B) Acetic acid

    C) Formic acid        

    D) Formaldehyde

    Correct Answer: B

    Solution :

    Key Idea: Grignard reagent produce carboxylic acid on reaction with \[C{{O}_{2}}\] \[C{{H}_{3}}MgBr+C{{O}_{2}}\xrightarrow{{}}C{{H}_{3}}COO\,Mg\,Br\] \[\xrightarrow{{{H}_{2}}O}C{{H}_{3}}COOH+Mg(OH)Br\]


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