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(c) 2 [Mn²+ (aq) + 4H₂O(1) →MnO4 (aq) + 8 H(aq) + 5 e] :3+ 5 [HBiO3(aq) + 5 H(aq) + 2 e¯ → Bi³+ (aq) + 3 H₂O(1)] 2 Mn²+ (aq) + 5 HBiQa(aq) + 9 H(aq) → 5 Bi³+ (aq) + ? Mn0ag) + 7 HO

(c) 2 [Mn²+ (aq) + 4H₂O(1) →MnO4 (aq) + 8 H(aq) + 5 e] :3+ 5 [HBiO3(aq) + 5 H(aq) + 2 e¯ → Bi³+ (aq) + 3 H₂O(1)] 2 Mn²+ (aq) + 5 HBiQa(aq) + 9 H(aq) → 5 Bi³+ (aq) + ? Mn0ag) + 7 HO

Chemistry
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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(d) The oxidizing agent is MnO4 and the ducing agen 7. (a) CO₂(g) + H₂O(1)→ H₂CO3(aq) (b) This is not a redox reaction. The oxidation numbers of all of the atoms remain unchanged. 8. (a) Cu(s) → Cu²+ (aq) + 2 e 2 [NO3(aq) + 2 H*(aq) + e¯ → NO₂(g) + H₂O(1)] 2+ Cu(s) + 2 NO3(aq) + 4 H*(aq) → Cu²+ (aq) + 2 NO₂(g) + 2 H₂O(1) Cr₂O72 (aq) + 14 H*(aq) + 6 e¯ → 2 Cr³+ (aq) + 7 H₂O(1) 3 [H₂O₂(aq) → O₂(g) + 2 H*(aq) + 2 e] 3. H₂O₂(aq) + Cr₂O7²¯(aq) + 8 H*(aq) → 2 Cr³+ (aq) + 3 O₂(g) + 7 H₂O(1) 2 [Mn²+ (aq) + 4H₂O(1) →MnO4 (aq) + 8 H(aq) + 5 e] 2+ (c) 5 [HBiO3(aq) + 5 H*(aq) + 2 e¯ → Bi³+ (aq) + 3 H₂O(1)] (b) 2+ :3+ 2 Mn²+ (aq) + 5 HBiO3(aq) + 9 H¹ (aq) → 5 Bi³¹ (aq) + 2 MnO4¯(aq) + 7 H₂O(1) 9. (a) 2 [Cr(OH)3(s) + 5 OH (aq) → CrO4 (aq) + 4H₂O(1) + 3 e] IO3(aq) + 3 H₂O(1) + 6 e¯ → I(aq) + 6 OH(aq) 2 Cr(OH)3(s) + 4 OH (aq) + IO3(aq) → 2 CrO4 (aq) + 5 H₂O(1) + I (aq)
Transcribed Image Text:(d) The oxidizing agent is MnO4 and the ducing agen 7. (a) CO₂(g) + H₂O(1)→ H₂CO3(aq) (b) This is not a redox reaction. The oxidation numbers of all of the atoms remain unchanged. 8. (a) Cu(s) → Cu²+ (aq) + 2 e 2 [NO3(aq) + 2 H*(aq) + e¯ → NO₂(g) + H₂O(1)] 2+ Cu(s) + 2 NO3(aq) + 4 H*(aq) → Cu²+ (aq) + 2 NO₂(g) + 2 H₂O(1) Cr₂O72 (aq) + 14 H*(aq) + 6 e¯ → 2 Cr³+ (aq) + 7 H₂O(1) 3 [H₂O₂(aq) → O₂(g) + 2 H*(aq) + 2 e] 3. H₂O₂(aq) + Cr₂O7²¯(aq) + 8 H*(aq) → 2 Cr³+ (aq) + 3 O₂(g) + 7 H₂O(1) 2 [Mn²+ (aq) + 4H₂O(1) →MnO4 (aq) + 8 H(aq) + 5 e] 2+ (c) 5 [HBiO3(aq) + 5 H*(aq) + 2 e¯ → Bi³+ (aq) + 3 H₂O(1)] (b) 2+ :3+ 2 Mn²+ (aq) + 5 HBiO3(aq) + 9 H¹ (aq) → 5 Bi³¹ (aq) + 2 MnO4¯(aq) + 7 H₂O(1) 9. (a) 2 [Cr(OH)3(s) + 5 OH (aq) → CrO4 (aq) + 4H₂O(1) + 3 e] IO3(aq) + 3 H₂O(1) + 6 e¯ → I(aq) + 6 OH(aq) 2 Cr(OH)3(s) + 4 OH (aq) + IO3(aq) → 2 CrO4 (aq) + 5 H₂O(1) + I (aq)
b. Identify the atom that is oxidized in this reaction. Describe the change in this atom as a result of the reaction. Answer: c. Identify the atom that is reduced in this reaction. Describe the change in this atom as a result of the reaction. Answer: d. Identify the oxidizing and reducing agents in this reaction. Answer: Submit
Transcribed Image Text:b. Identify the atom that is oxidized in this reaction. Describe the change in this atom as a result of the reaction. Answer: c. Identify the atom that is reduced in this reaction. Describe the change in this atom as a result of the reaction. Answer: d. Identify the oxidizing and reducing agents in this reaction. Answer: Submit
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