JEE Main & Advanced Chemistry GOC Question Bank Critical Thinking

  • question_answer Which of the following gives most stable carbocation by dehydration [RPMT 2002]

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

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

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

    D) \[C{{H}_{3}}-C{{H}_{2}}-O-C{{H}_{2}}-C{{H}_{3}}\]

    Correct Answer: B

    Solution :

    3° alcohols \[\]\[Me\overset{\,\,\,Me}{\mathop{\overset{|}{\mathop{-\underset{\oplus }{\mathop{C}}\,-}}\,}}\,Me\] is most stable carbocation

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