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chemistry
2-12. atomic structure
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miranda leung
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Electron configuration of the following ions:
Copper (I) ion: 1s2, 2s2, 2p6, 3s2, 3p6, 3d9
Chromium: 1s2, 2s2, 2p6, 3s2, 3p6 4s1, 3d5