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What 4 quantum numbers describes one of the outermost electrons in a strontium atom in ground state?

5,0,0,1/2

Is my answer correct?

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Lena

  1. Yes. This is 1 electron in the 5s2.
    n= 5
    l= 0
    ml = 0
    ms = one electron is +1/2 and the other electron is -1/2. Technically, these are not exactly +1/2 and -1/2 but the +/- 1/2 are in units of h/2*pi. But I'm getting ahead of myself.

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    DrBob222

  2. Thank you :)

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    Lena

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