12th Class Chemistry Alcohols, Phenols and Ethers / एल्कोहॉल, फीनॉल तथा ईथर Question Bank Assertion And Reason (MCQs) - Alcohols, Phenols and Ethers

  • question_answer
    Assertion: \[{{\left( C{{H}_{3}} \right)}_{3}}COH\] when heated with conc. \[{{H}_{2}}S{{O}_{4}}\] gives isobutylene as the main product and not di-tertiary butyl ether.
    Reason: All alcohols are readily dehydrated with conc. \[{{H}_{2}}S{{O}_{4}}\]

    A) Assertion and reason both are correct and reason is correct explanation of assertion.

    B) Both assertion and reason are correct statements but reason is not correct explanation of assertion.

    C) Assertion is correct statement but reason is wrong statement.

    D) Assertion is wrong statement but reason is correct statement.

    Correct Answer: C

    Solution :

    Correct reason : \[{{\left( C{{H}_{3}} \right)}_{3}}{{C}^{+}}\] carbocation is quite stable and loses a \[{{H}^{+}}\] ion to form isobutylene as the product.


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