Identify the reducing agent, oxidizing agent, the atom or ion that is oxidized, and the atom or ion that is reduced. 1.    C2O4-2 → CO2 2.    CrO4-2 → Cr+3 3.    Cu + HNO3 → Cu+2 (NO3)2 + NO + H2O

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Chapter18: Oxidation–reduction Reactions And Electrochemistry
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Identify the reducing agent, oxidizing agent, the atom or ion that is oxidized, and the atom or ion that is reduced.

1.    C2O4-2 → CO2

2.    CrO4-2 → Cr+3

3.    Cu + HNO3 → Cu+2 (NO3)2 + NO + H2O

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