NEET Chemistry Hydrocarbons / हाइड्रोकार्बन Question Bank Self Evaluation Test - Hydrocarbons

  • question_answer
    Acid catalyzed hydration of alkenes except ethane leads to the formation of

    A) mixture of secondary and tertiary alcohols

    B) mixture of primary and secondary alcohols

    C) secondary or tertiary alcohol

    D) primary alcohol

    Correct Answer: C

    Solution :

    [c] \[C{{H}_{3}}-CH=C{{H}_{2}}+{{H}_{2}}O\xrightarrow{{{H}_{2}}S{{O}_{4}}}\underset{2{}^\circ \,alcohol}{\mathop{C{{H}_{3}}-\underset{OH}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C{{H}_{3}}}}\,\]\[C{{H}_{3}}-\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{C}}\,}}\,=C{{H}_{2}}+{{H}_{2}}O\xrightarrow{{{H}_{2}}S{{O}_{4}}}\underset{3{}^\circ \,alcohol}{\mathop{C{{H}_{3}}-\underset{OH}{\overset{C{{H}_{3}}}{\mathop{\underset{|}{\overset{|}{\mathop{C}}}\,}}}\,-C{{H}_{3}}}}\,\]Addition follows Markovnikov's rule.


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