Question 16 Cr₂O72 (aq) + (aq) → Cr³+(aq) + 103¯(aq) From the unbalanced equation above, what is the correct balanced half-reaction equation for the oxidation half-reaction in an acidic medium? a) Cr₂O7²-(aq) + 3 e¯ → Cr³+ (aq) b) Cr₂07²-(aq) + 6 e¯ + 14 H*(aq) → 2 Cr³*(aq) + 7 H₂O(aq) ○ c) I¯(aq) + 3 H₂O(l) → 103¯(aq) + 6 e¯ + 6 H*(aq) d) 1(aq) → 103 (aq) + 6 e¯

Question 16 Cr₂O72 (aq) + (aq) → Cr³+(aq) + 103¯(aq) From the unbalanced equation above, what is the correct balanced half-reaction equation for the oxidation half-reaction in an acidic medium? a) Cr₂O7²-(aq) + 3 e¯ → Cr³+ (aq) b) Cr₂07²-(aq) + 6 e¯ + 14 H(aq) → 2 Cr³(aq) + 7 H₂O(aq) ○ c) I¯(aq) + 3 H₂O(l) → 103¯(aq) + 6 e¯ + 6 H*(aq) d) 1(aq) → 103 (aq) + 6 e¯

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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QUESTION 4 The activity series of metals is Au
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