Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 17 - Electrochemistry and Its Applications - Questions for Review and Thought - Topical Questions - Page 782b: 32d

Answer

Au

Work Step by Step

The weakest reducing agent is the product in the half reaction with highest positive $E^{o}$ value (as half reactions are reductions) . In this case, it is Au. It has the least tendency to undergo oxidation.
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