Four voltaic cells are setup. In each, one half-cell contains a standard hydrogen electrode. The second half- cell is one of the ff : a) Cr³+ (-0.41 V) b) Fe²+ (-0.44 V) c) Cu²+ (0.337 V) d) Mg²+ (-2.37 V) In which of the voltaic cells does the hydrogen electrode serve as the cathode? Which voltaic cell produces the highest voltage? Which produces the lowest voltage?

Four voltaic cells are setup. In each, one half-cell contains a standard hydrogen electrode. The second half- cell is one of the ff : a) Cr³+ (-0.41 V) b) Fe²+ (-0.44 V) c) Cu²+ (0.337 V) d) Mg²+ (-2.37 V) In which of the voltaic cells does the hydrogen electrode serve as the cathode? Which voltaic cell produces the highest voltage? Which produces the lowest voltage?

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter18: Introduction To Electrochemistry

Section: Chapter Questions

Problem 18.19QAP

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