Decide whether each chemical reaction in the table below is an oxidation-reduction ("redox") reaction. If the reaction is a redox reaction, write down the formula of the reducing agent and the formula of the oxidizing agent. S₂ (s) + 4Pb(s) → 4PbS₂ (s) 70₂(g) + 2CH₂CH₂(g) 4CO₂(g) + 6H₂O(g) HSO4 (aq) + OH (aq) → So (aq) + H₂0 (1) - redox reaction? O yes reducing agent: oxidizing agent: redox reaction? O yes reducing agent: oxidizing agent: O yes reducing agent: 0 redox reaction? oxidizing agent: O no 0 0 O no O no X

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