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2007-12-13 10:56:38 · 1 answers · asked by Anonymous in Science & Mathematics Chemistry

1 answers

Elementary answer: 1s.

Advanced answer: still 1s on average, but all s electrons spend some time in closeproximity to the nucleus.

2007-12-13 11:00:26 · answer #1 · answered by Facts Matter 7 · 1 0

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