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Delgadojacky0206
21.07.2019 •
Chemistry
This unbalanced equation describes a redox reaction. what is the total increase in oxidation number of the species being oxidized? fe2o3(s) + co(g) → fe(s) + co2(g) +1 +2 +3 +6 description
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Ответ:
Unbalanced chemical reaction: Fe₂O₃(s) + CO(g) → Fe(s) + CO₂(g).
Oxidation half reaction: C⁺² → C⁺⁴ + 2e⁻ /×3; 3C⁺² → 3C⁺⁴ + 6e⁻.
Reduction half reaction: Fe⁺³ + 3e⁻ → Fe⁰ /×2; 2Fe⁺³ + 6e⁻ → 2Fe⁰.
Balanced chemical reaction: Fe₂O₃(s) + 3CO(g) → 2Fe(s) + 3CO₂(g).
Ответ:
D
Explanation: