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Type: Multiple-Choice
Category: Oxidation-Reduction Reactions
Level: Grade 11
Tags: Redox reaction
Author: radiance
Last Modified: 6 years ago

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Oxidation-Reduction Reactions Question

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Grade 11 Oxidation-Reduction Reactions

Which species reduces another in the following redox reaction?

I2(aq)+2S2O2-3(aq)S4O2-6(aq)+2I-(aq)?
  1. (S2O3)2-
  2. I2
  3. (S4O6)2-
  4. I-