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Chemistry
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OpenStudy (anonymous):
The correct electron configuration of the O2- Ion is a.2-4 b.2-5 c.2-7 d.2-8
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OpenStudy (aaronq):
electron configurations only work for atoms not molecules
OpenStudy (aaronq):
oh it's O^2- , count the valence electrons on a neutral oxygen atom.. then add 2 because of the charge
OpenStudy (abb0t):
I don't understand the answer choices. Lol
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