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    Quantum numbers

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    Which element(s) has an outermost electron that could be described by the following quantum numbers:

    (3,1,-1,+1/2) ?

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    https://brainmass.com/chemistry/general-chemistry/quantum-numbers-7452

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    Interpreting the quantum numbers:
    (3,1,-1,+1/2)

    Qunatum numbers are given in the following order:
    1. Principal quantum number (n) - describes the energy level in which the electron can be found. Has a whole number, with positive value, from 1 to 7.
    2. Azimuthal quantum number (l) - describes the shape of the orbital. Can ...

    $2.19

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