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Microscale chemistry: oxygen and methylene blue

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Test for oxygen gas produced from the reaction between hydrogen peroxide and potassium manganate (VII) using methylene blue solution

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Republic of Ireland
- Junior Cycle
  - Science
    - Chemical world
      - Systems and interactions
        7. Investigate the effect of a number of variables on the rate of chemical reactions including the production of common gases and biochemical reactions.
        8. Investigate reactions between acids and bases; use indicators and the pH scale

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