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09-06-2017
Chemistry

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Identify the atom that increases in oxidation number in this redox reaction: 2MnO2 + 2K2CO3 + O2 → 2KMnO4 + 2CO2

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09-06-2017

2Mn⁺⁴O2 + 2K2CO3 + O2 → 2KMn⁺⁷O4 + 2CO2

Mn⁺⁴ - 3e⁻ = Mn⁺⁷

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