RAJASTHAN ­ PET Rajasthan PET Solved Paper-2008

  • question_answer
    Which of the following compound does not show optical isomerism?

    A)  \[C{{H}_{3}}CH(OH)Br\]

    B)  \[C{{H}_{3}}CH(OH)C{{H}_{3}}\]

    C)  

    D)  \[C{{H}_{3}}-CHOH-CHBr-C{{H}_{2}}OH\]

    Correct Answer: B

    Solution :

     \[C{{H}_{3}}-\underset{\begin{smallmatrix}  | \\  H \end{smallmatrix}}{\overset{\begin{smallmatrix}  H \\  | \end{smallmatrix}}{\mathop{C}}}\,-C{{H}_{3}}\]compound does not show optical isomerism due to the absence of asymmetrical carbon atom.


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