6. Chemical Quantities & Aqueous Reactions

In the reaction 4Li(s) + O2(g) → 2Li2O(s), identify the oxidizing agent and the reducing agent.

In the redox reaction Sn²⁺(aq) + 2 Fe³⁺(aq) → Sn⁴⁺(aq) + 2 Fe²⁺(aq), which substance is undergoing oxidation and which is undergoing reduction?

The reaction Cu(s) + 2 AgNO3(aq) → Cu(NO3)2(aq) + 2 Ag(s) is best classified as a(n):

What element is undergoing reduction in the following reaction? Zn(s) + 2 AgNO3(aq) → Zn(NO3)2(aq) + 2 Ag(s)

In a redox reaction, what happens to a substance when it becomes oxidized, and what happens when it is reduced?

In a redox reaction, which of the following statements correctly identifies the oxidation half-reaction?

In the reaction ZnO + C → Zn + CO, which element is oxidized?

Which of the following reactions is a redox reaction?

Which of the following chemical equations represent oxidation-reduction reactions?

Which substance is the oxidizing agent in the following reaction: ZnO + C → Zn + CO?

Which of the following represents the cathode reaction in the corrosion of iron metal to aqueous iron(II)?