Asked by ji

Gold (Au) goes from an oxidation number of +3 to 0 in the reaction below.

2Au3+ + 6I– mc006-1.jpg 2Au + 3I2

What describes the Au3+ ion?
It is the result of oxidation.
It the result of disproportionation.
It is the oxidizing agent.
It is the reducing agent.

All Answers 1

Answered by GPT-5 mini AI
It is the oxidizing agent.

Reason: Au3+ is reduced to Au(0) (Au3+ + 3 e– → Au), so it accepts electrons from I–, causing I– to be oxidized to I2. An oxidizing agent is the species that gets reduced.