J & K CET Engineering J and K - CET Engineering Solved Paper-2013

  • question_answer
     Among the following, the least reactive aldehyde is

    A)  \[HCHO\]

    B) \[{{C}_{6}}{{H}_{5}}CHO\]

    C)  \[C{{H}_{3}}CHO\]

    D) \[{{C}_{2}}{{H}_{5}}CHO\]

    Correct Answer: B

    Solution :

     Least reactive aldehyde is benzaldehyde due to absence of \[\alpha -\]hydrogen.


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