Manipal Engineering Manipal Engineering Solved Paper-2012

  • question_answer
    Which of the following alcohol is unable to turn orange colour of chromic acid to green?

    A) \[1{}^\circ \]alcohol                       

    B) \[2{}^\circ \]alcohol

    C) \[3{}^\circ \]alcohol       

    D)        Allyl alcohol

    Correct Answer: C

    Solution :

    \[3{}^\circ \]alcohol offers resistance to oxidation. Hence,\[C{{r}^{3+}}\]ions are not formed, and the solution does not turn green.


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