AIIMS AIIMS Solved Paper-2010

  • question_answer

    Direction for: In each of the following questions a statement of Assertion is given followed by a corresponding statement of Reason just below it. Of the statements mark the correct answer as

    Assertion: In the E2 elimination, \[\beta -H\] and leaving group should be antiperiplanar. Reason: In the E2 elimination, base always abstracts unhindered \[\beta -H\].

    A) If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:

    B) If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:

    C) If Assertion: is true but Reason: is false

    D) If both Assertion: and Reason: are false

    Correct Answer: C

    Solution :

    In E2 elimination, (3-H and leaving group are in the same plane but anti-conformation. Base can abstract hindered \[\beta -H\]. Thus, Reason: is false.


You need to login to perform this action.
You will be redirected in 3 sec spinner