3. Balance the following in basic solution: a. So,2 (aq) + Cu(OH), (8) → So,²- (aq) + Cu(OH) (s) b. O2 (9) + Mn(OH), (8) - c. NO, (aq) + H, (9) - - MnOz (8) - NO (9) d. Al (s) + Cro, (aq) Al(OH), (s) + Cr(OH), (aq) 4. Identify the species that was oxidized, the species that was reduced, the oxidizing agent, and the reducing agent in each of the reactions of the previous problem.
3. Balance the following in basic solution: a. So,2 (aq) + Cu(OH), (8) → So,²- (aq) + Cu(OH) (s) b. O2 (9) + Mn(OH), (8) - c. NO, (aq) + H, (9) - - MnOz (8) - NO (9) d. Al (s) + Cro, (aq) Al(OH), (s) + Cr(OH), (aq) 4. Identify the species that was oxidized, the species that was reduced, the oxidizing agent, and the reducing agent in each of the reactions of the previous problem.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:1. Balance the following in acidic solution:
a. H2O2 + Sn²+ –→ H2O + Sn+
b. РЬО, + Hg
+ Hg, 2+ + Pb²+
c. Al + Cr,O,²- –→ Al³* + Cr³*
2. Identify the species that undergoes oxidation, the species that undergoes reduction, the oxidizing agent, and the
reducing agent in each of the reactions of the previous problem.
3. Balance the following in basic solution:
a. SO,²- (aq) + Cu(OH), (s) → S0,²- (aq) + Cu(OH) (s)
b. O2 (9) + Mn(OH), (8) ·
c. NO, (aq) + H2 (9) -
d. Al (s) + CrO,²- (aq) → Al(OH), (8) + Cr(OH), (aq)
- MnO2 (s)
NO (9)
4. Identify the species that was oxidized, the species that was reduced, the oxidizing agent, and the reducing agent in
each of the reactions of the previous problem.
5. Why is it not possible for hydroxide ion (OH") to appear in either of the half-reactions or the overall equation when
balancing oxidation-reduction reactions in acidic solution?
6. Why is it not possible for hydrogen ion (H*) to appear in either of the half-reactions or the overall equation when
balancing oxidation-reduction reactions in basic solution?
7. Why must the charge balance in oxidation-reduction reactions?
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