AIIMS AIIMS Solved Paper-2015

  • question_answer
    Assertion (A) \[{{H}_{2}}O\] is the only hydride of group-16 which is liquid at ordinary temperature. Reason (R) In ice, each oxygen atom is surrounded by two covalent bonds and two hydrogen bonding. Each of these questions contains two statements. Assertion (A) and Reason (R). Each of these questions also has four alternative choices, only one of which is the correct answer. You have to select one of the codes (a), (b), (c) and (d) given below.

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

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

    C) If Assertion is true but Reason is false.

    D) If both Assertion and Reason are false.

    Correct Answer: B

    Solution :

    Due to extensive hydrogen bonding, H20 has high boiling point and thus it is liquid at room temperature.


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