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Which of the following is a reasonable ground-state electron configuration?

1s^21p^62s^22p^63s^2
1s^22s^22p^63s^23p^64s^24d^8
1s^22s^22p^63p^6
1s^22s^22p^63s^1

User Pauland
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1 Answer

1 vote
1s^22s^22p^63s^1 i think
User Sagivf
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