SSC General Science & Technology Sample Paper NCERT Sample Paper-2

  • question_answer
    Mercury is a liquid metal because:

    A)  It has a completely filled s-orbital.

    B)  It has a small atomic size.

    C)  It has a completely filled d-orbital that prevents d-d overlapping of orbitals.

    D)  It has a completely filled d-orbital that causes d-d overlapping.

    Correct Answer: C

    Solution :

    [c] Mercury is a liquid metal because it has completely filled d-orbitals which prevents d-d overlapping of orbitals


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