1. Assign oxidation numbers to all species listed in the reactions below (some of which are unbalanced—don’t worry about it). Also, identify the oxidizing agent, the species oxidized, the reducing agent and species reduced. a) Zn(s) + ClO3 −(aq) = Zn2+(aq) +Cl−(aq) b) Al(s) + Cr2O7 2−(aq) = Al3+(aq) + Cr3+ c) 3CN– (aq) + 2MnO4 – (aq) + H2O(l) = 3CNO– (aq) + 2MnO2(s) + 2OH– (aq)

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Q: MnO4-(aq)

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