Which ground state electron configuration represents the element with the highest first ionization energy?        (a)  1s2 2s2 2p3                          (b)                                           1s2 2s2 2p5        (c)  1s2 2s2 2p6 3s1                    (d)                                           1s2 2s2 2p6 3s2

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Q: Which ground state electron configuration represents an Mg2+ ion?        (a)  1s2 2s2 2p6 3s2…

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Q: Question is attached

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