CH-1808
Oxidising and reducing agents
Chemistry · Secondary 4 · Medium · Oxidising and reducing agents
Separate samples of an unknown solution P are added to acidified potassium manganate(VII) and to aqueous potassium iodide.
• Acidified changes from purple to colourless.
• Aqueous KI remains colourless.
What can be concluded about P?
• Acidified changes from purple to colourless.
• Aqueous KI remains colourless.
What can be concluded about P?
- P is both an oxidising and a reducing agent.
- P is neither an oxidising nor a reducing agent.
- P is only a reducing agent.
- P is only an oxidising agent.
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