JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2007

  • question_answer
        Among the following compounds which can be dehydrated very easily?

    A)  \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}OH\]

    B)  \[C{{H}_{3}}C{{H}_{2}}\overset{\begin{smallmatrix}  OH \\  | \end{smallmatrix}}{\mathop{C{{H}_{2}}}}\,CHC{{H}_{3}}\]

    C)  \[C{{H}_{3}}C{{H}_{2}}\overset{\begin{smallmatrix}  OH \\  | \end{smallmatrix}}{\mathop{\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{C}}\,}}\,C{{H}_{2}}C{{H}_{3}}\]

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

    Correct Answer: C

    Solution :

                    Dehydration of alcohol is in order \[1{}^\circ <2{}^\circ <3{}^\circ \] Thus ,\[a\text{ }3{}^\circ \]alcohol is dehydrated very easily.


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