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    Neutral Atoms Electron Configurations

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    1. Which of the following electron configurations of neutral atoms represent excited stats?
    __ (Ar)4s^2 3d^3
    __ 2s^2
    __ (Kr)5s^14d^5
    __ 1s^2 2s^2 2p^6 3s^2 3p^6 3d^2
    __ (Xe)6s^2 4f

    2. Which neutral atoms have the following electron configurations. Name the symbol.
    ___________________ (Ar)4s^2 3d^3
    ___________________ 1s^2 2s^2 2p^6 3s^2 3p^6 3d^2

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    https://brainmass.com/chemistry/general-chemistry/neutral-atoms-electron-configurations-504105

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    The expert examines neutral atoms for electron configurations.

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