JEE Main & Advanced Sample Paper JEE Main Sample Paper-21

  • question_answer
    Which one of the following is the correct statement?

    A)  Boric acid is a protonic acid.

    B)  Both \[T{{i}^{3+}}\] and \[A{{l}^{3+}}\] ions act as oxidsing agent in aqueous solution.

    C)  Hydrogen bonding in \[{{H}_{3}}B{{O}_{3}}\]gives it a layered structure.

    D)  Aqueous solution of borax is acidic

    Correct Answer: C

    Solution :

    In the solid state, the \[B{{(OH)}_{3}}\] units are hydrogen bonded together in to two dimensional sheets with almost hexagonal symmetry.            


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