ElectrochemistryCalculation of Oxidation Number71Choose the best answerThe oxidation state of chlorine in MgCl₂ is:A0B−2C+2D−1 Like 0 Discuss 0Share
ElectrochemistryStandard Hydrogen Electrode72Choose the best answerWhen SHE acts as an anode, the half-reaction is:AH₂(g) → 2H⁺(aq) + 2e⁻B2H₂O(l) → 2H₂(g) + O₂(g)C2H⁺(aq) + 2e⁻ → H₂(g)D2H₂O(l) + 2e⁻ → 2OH⁻(aq) + H₂(g) Like 0 Discuss 0Share
ElectrochemistryCalculation of Oxidation Number73Choose the best answerIn which compound does sulfur have its highest oxidation state?AS₈BSO₂CSO₂Cl₂DNa₂S₂O₃ Like 0 Discuss 0Share
ElectrochemistryCorrosion and Rusting74Choose the best answerDuring rusting, iron is converted into iron oxides. Iron is therefore:ANeutralizedBSublimedCReducedDOxidized Like 0 Discuss 0Share
ElectrochemistryFeasibility of Redox Reactions75Choose the best answerWhich reaction is thermodynamically feasible under standard conditions?AZn²⁺ + Cu → Cu²⁺ + ZnBFe + CuSO₄ → FeSO₄ + CuCZn + MgSO₄ → ZnSO₄ + MgDCd + MgSO₄ → CdSO₄ + Mg Like 0 Discuss 0Share