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10+ Year Member
Mar 14, 2010
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TPR: Which has a higher oxidation state:

How is O2 a negative one only, I thought that was peroxides. Huh?


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7+ Year Member
Sep 2, 2011
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If you thought that potassium can exist in a +4 oxidation state, you done goofed. O2- is called superoxide. I am not sure why you are so confused.

Edit: prz to Google superoxide

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