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Question
Find the oxidation state of sodium in Na2O2.
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Solution
Let the oxidation state of Na be x. The oxidation state of oxygen, in case of peroxides, is –1.
Therefore,
2(x) + 2(-1) = 0
2x - 2 = 0
2x = 2
x = +1
Therefore, the oxidation sate of sodium is +1.
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