Which atom(s) has a more positive oxidation state on the product side than the reactant side? Fe₂O₃ + 3CO → 2Fe + 3CO₂

Name: Which atom(s) has a more positive oxidation state on the product side than the reactant side? Fe 2 O₃ + 3CO → 2Fe + 3CO₂
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Carbon's oxidation state increases from +2 in CO to +4 in CO₂, indicating it undergoes oxidation. Iron, oxygen, and sulfur do not increase in oxidation state in the reaction.

Which Atom(s) Has a More Positive Oxidation State on the Product