JEE Main & Advanced AIEEE Solved Paper-2012

  • question_answer
    Iodoform can be prepared from all except :   AIEEE  Solved  Paper-2012

    A) Ethyl methyl ketone         

    B) Isopropyl alcohol

    C) 3-Methyl-2-butanone      

    D) Isobutyl alcohol

    Correct Answer: D

    Solution :

                 \[C{{H}_{3}}-\underset{\begin{smallmatrix}  | \\  C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,H-C{{H}_{2}}-OH\]isobutyl alcohol doesn?t give positive iodoform test.


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