KVPY Sample Paper KVPY Stream-SX Model Paper-22

  • question_answer
    Which one of the following does not undergo iodoform reaction?

    A) \[{{C}_{2}}{{H}_{5}}-\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{CH}}\,-C{{H}_{3}}\]

    B) \[C{{H}_{3}}-\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{CH}}\,-C{{H}_{3}}\]

    C) \[{{C}_{2}}{{H}_{5}}-\underset{\begin{smallmatrix}  || \\  O \end{smallmatrix}}{\mathop{C}}\,-{{C}_{2}}{{H}_{5}}\]

    D) \[C{{H}_{3}}-\underset{\begin{smallmatrix}  | \\  O{{H}_{3}} \end{smallmatrix}}{\mathop{C{{H}_{2}}}}\,\]

    Correct Answer: C

    Solution :

    lodoform reaction is given by only those compounds that have either

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