MGIMS WARDHA MGIMS WARDHA Solved Paper-2009

  • question_answer
    Cannizaro reaction is not given by

    A)  acetaldehyde 

    B)  formaldehyde

    C)  benzaldehyde

    D)  triethyl acetaldehyde

    Correct Answer: A

    Solution :

                     Aldehydes containing no\[\alpha -H\]atom, on reaction with 50%\[NaOH\]or\[KOH,\]undergo disproportionation reaction to give an alcohol and sodium or potassium salt of acid. This reaction is called Cannizaro reaction.\[C{{H}_{3}}CHO\]does not give Cannizaro reaction due to the presence of\[\alpha -H\]atoms.


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