CH-1787
Oxidation states
Chemistry · Secondary 4 · Medium · Oxidation states
In the reaction
, hydrogen peroxide acts as both oxidising and reducing agent.
Which statement correctly describes what happens to oxygen in this reaction?
, hydrogen peroxide acts as both oxidising and reducing agent.
Which statement correctly describes what happens to oxygen in this reaction?
- Some oxygen atoms are reduced from −1 to −2 while others are oxidised from −1 to 0.
- All oxygen atoms are oxidised from −2 to 0.
- All oxygen atoms are reduced from 0 to −2.
- Oxygen keeps the same oxidation state in all substances.
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