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    CBSE

    Subject

    Chemistry
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    NEET Chemistry : Structure of Atom

    Multiple Choice Questions

    171.

    Wave nature of electrons was demonstrated by :

    • Schrodinger

    • de-Broglie

    • Davisson and Garmer

    • Heisenberg

    Answer
    • 172.

    4d, 5p, 5f and 6p orbitals are arranged in the order of decreasing energy. The correct option is:

    • 6p > 5f > 5p > 4d

    • 6p > 5f > 4d > 5p

    • 5f > 6p > 4d > 5p

    • 5f > 6p > 5p > 4d

    Answer
    • 173.

    Non - directional orbital is :

    • 4p

    • 4d

    • 4f

    • 3s

    Answer
    • 174.

    Which of the following series of transitions in the spectrum of hydrogen atom fall in visible region?

    • Balmer series

    • Paschen series

    • Brackett series

    • Lyman series

    Answer
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