What reactions occur during the electrolysis of aqueous Nal between Pt electrodes? ε° of Na | Na+ = -2.71 V ε° of Pt | I2, I- = 0.53 V ε° of Pt | H2O, H2, OH- = -0.83 V ε° of Pt | H2O, O2, H+ = 1.23 V a. Na (s) deposits at the cathode, O2 (g) evolves at the anode b. Na (s) deposits at the cathode, I2 (s) deposits at the anode c. H2 (g) evolves at the cathode, I2 (s) deposits at the anode d. H2 (g) evolves at the cathode, O2 (g) evolves at the anode
What reactions occur during the electrolysis of aqueous Nal between Pt electrodes? ε° of Na | Na+ = -2.71 V ε° of Pt | I2, I- = 0.53 V ε° of Pt | H2O, H2, OH- = -0.83 V ε° of Pt | H2O, O2, H+ = 1.23 V a. Na (s) deposits at the cathode, O2 (g) evolves at the anode b. Na (s) deposits at the cathode, I2 (s) deposits at the anode c. H2 (g) evolves at the cathode, I2 (s) deposits at the anode d. H2 (g) evolves at the cathode, O2 (g) evolves at the anode
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 76AP
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What reactions occur during the
a. Na (s) deposits at the cathode, O2 (g) evolves at the anode
b. Na (s) deposits at the cathode, I2 (s) deposits at the anode
c. H2 (g) evolves at the cathode, I2 (s) deposits at the anode
d. H2 (g) evolves at the cathode, O2 (g) evolves at the anode
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