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OpenStudy (anonymous):
3. Write the electron configuration for an atom of Barium. Write an electron configuration for a Barium ion.Please help :)
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OpenStudy (anonymous):
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2
OpenStudy (anonymous):
thanks! :)
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