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An aqueous CeF3 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 F2+2 e 2 F O2 + 4 H3O++ 4 e6 H₂O 2 H2O + 2 e H2 + 2 OH Ce3+ + 3 e ― Ce 2.870 1.229 -0.828 -2.335 Enter electrons as e. Use the smallest integer coefficients possible. If a box is not needed leave it blank. Half-reaction at anode: Half-reaction at cathode: → +

An aqueous CeF3 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 F2+2 e 2 F O2 + 4 H3O++ 4 e6 H₂O 2 H2O + 2 e H2 + 2 OH Ce3+ + 3 e ― Ce 2.870 1.229 -0.828 -2.335 Enter electrons as e. Use the smallest integer coefficients possible. If a box is not needed leave it blank. Half-reaction at anode: Half-reaction at cathode: → +

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 59P
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An aqueous CeF3 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 F2+2 e 2 F O2 + 4 H3O++ 4 e6 H₂O 2 H2O + 2 e H2 + 2 OH Ce3+ + 3 e ― Ce 2.870 1.229 -0.828 -2.335 Enter electrons as e. Use the smallest integer coefficients possible. If a box is not needed leave it blank. Half-reaction at anode: Half-reaction at cathode: → +
Transcribed Image Text:An aqueous CeF3 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 F2+2 e 2 F O2 + 4 H3O++ 4 e6 H₂O 2 H2O + 2 e H2 + 2 OH Ce3+ + 3 e ― Ce 2.870 1.229 -0.828 -2.335 Enter electrons as e. Use the smallest integer coefficients possible. If a box is not needed leave it blank. Half-reaction at anode: Half-reaction at cathode: → +
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