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BCECE Engineering BCECE Engineering Solved Paper-2002

  • question_answer
    Write the product: \[\underset{C{{H}_{2}}OH}{\mathop{\underset{|}{\mathop{C{{H}_{2}}OH}}\,}}\,\xrightarrow{HI{{O}_{4}}}\]

    A) formaldehyde                  

    B) acetaldehyde

    C) formic acid         

    D) acetic acid

    Correct Answer: A

    Solution :

    Key Idea: Oxidative cleavage takes place when polyhydric alcohols are treated with \[\text{HI}{{\text{O}}_{\text{4}}}\text{.}\] \[\underset{C{{H}_{2}}OH}{\mathop{\underset{|}{\mathop{C{{H}_{2}}OH}}\,}}\,\xrightarrow{HI{{O}_{4}}}2HCHO.\]


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