JEE Main & Advanced Chemistry Alcohols, Phenols and Ethers / एल्कोहॉल, फीनॉल तथा ईथर Question Bank Properties of alcohol Phenol and Ethers

  • question_answer
    Dehydration of 2-butanol yield  [Pb. CET 2004]

    A)                 1-butene            

    B)                 2-butene

    C)                 2-butyne            

    D)                 Both A and B

    Correct Answer: D

    Solution :

               \[\underset{\text{2 butanol}}{\mathop{C{{H}_{3}}-C{{H}_{2}}-\overset{OH}{\mathop{\overset{|}{\mathop{C}}\,H}}\,-C{{H}_{3}}}}\,\xrightarrow{\text{Dehydration}}\]           \[\underset{\text{1 butene (Major product)}}{\mathop{C{{H}_{3}}-C{{H}_{2}}-CH=C{{H}_{2}}}}\,+\underset{\text{2 butene}}{\mathop{C{{H}_{3}}-CH=CH-C{{H}_{3}}}}\,\]


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