In the following redox reaction, determine what is oxidized, reduced, oxidizing agent, and reducing agent:?

2014-06-24 5:13 am
1.
3 Cu (s) + 8 HNO3 (aq)  3 Cu2+ (aq) + 2 NO (g) + 6 NO3- (aq) + 4 H2O (l)

2.
3 SO2 (aq) + Cr2O72- (aq) + 2 H+ (aq)  3 SO42- (aq) + 2 Cr3+ (aq) + H2O (l)

回答 (1)

2014-06-24 5:20 am
1. Copper is oxidized and so is also the reducing agent.
Nitrogen is reduced and so is also the oxidizing agent.

2.
Chromium is reduced and so is also the oxidizing agent.
Sulfur is oxidized and so is also the reducing agent.


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