Be sure to specify states such as (aq) or (s). If a box is not needed leave it blank. An aqueous Cdl₂ solution is electrolyzed under 1 bar pressure using platinum electrodes. Write the half-reactions predicted to occur at the anode and cathode, based on the standard cell potentials given below. Standard Reduction Potentials (Volts) at 25 °C I2 + 2e-21™ 0.535 1.229 O₂ + 4 H3O+ + 4 e6 H₂0 2 H₂O + 2 e-> H₂ + 2 OH™ -0.828 Cd2+ + 2e Cd -0.403 Enter electrons as e. Use the smallest integer coefficients possible. Half-reaction at anode: Half-reaction at cathode: + + + +
Be sure to specify states such as (aq) or (s). If a box is not needed leave it blank. An aqueous Cdl₂ solution is electrolyzed under 1 bar pressure using platinum electrodes. Write the half-reactions predicted to occur at the anode and cathode, based on the standard cell potentials given below. Standard Reduction Potentials (Volts) at 25 °C I2 + 2e-21™ 0.535 1.229 O₂ + 4 H3O+ + 4 e6 H₂0 2 H₂O + 2 e-> H₂ + 2 OH™ -0.828 Cd2+ + 2e Cd -0.403 Enter electrons as e. Use the smallest integer coefficients possible. Half-reaction at anode: Half-reaction at cathode: + + + +
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:Be sure to specify states such as (aq) or (s).
If a box is not needed leave it blank.
An aqueous Cdl₂ solution is electrolyzed under 1 bar pressure using
platinum electrodes. Write the half-reactions predicted to occur at the
anode and cathode, based on the standard cell potentials given below.
Standard Reduction Potentials (Volts) at 25 °C
I2 + 2e2I™
0.535
1.229
O2 + 4 H3O+ + 4e²-6 H₂O
2 H₂O + 2 e-> H₂ + 2 OH™
-0.828
Cd2+ + 2eCd
-0.403
Enter electrons as e. Use the smallest integer coefficients possible.
Half-reaction at anode:
Half-reaction at cathode:
+
+
+
+
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