12th Class Chemistry Alcohols, Phenols and Ethers / एल्कोहॉल, फीनॉल तथा ईथर Question Bank MCQs - Alcohols, Phenols and Ethers

  • question_answer
    Compound \[{{C}_{2}}{{H}_{6}}O\] has two isomers X and Y. On reaction with HI, X gives alkyl iodide and water while Y gives alkyl iodide and alcohol. Compounds X and Y are respectively

    A) \[{{C}_{2}}{{H}_{5}}O{{C}_{2}}{{H}_{5}}\]and \[C{{H}_{3}}O{{C}_{2}}{{H}_{5}}\]

    B) \[C{{H}_{3}}OC{{H}_{3}}\] and \[{{C}_{2}}{{H}_{5}}OC{{H}_{3}}\]

    C) \[{{C}_{2}}{{H}_{5}}OH\] and \[C{{H}_{3}}OC{{H}_{3}}\]

    D) \[C{{H}_{3}}OH\] and \[C{{H}_{3}}OC{{H}_{3}}\]

    Correct Answer: C

    Solution :

    \[{{C}_{2}}\underset{(X)}{\mathop{{{H}_{5}}}}\,OH+Hl\to {{C}_{2}}{{H}_{5}}l+{{H}_{2}}O\] \[\underset{(Y)}{\mathop{C{{H}_{3}}OC{{H}_{3}}}}\,+Hl\to C{{H}_{3}}l+C{{H}_{3}}OH\]


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