Chemistry 0620 · IGCSE · Corrosion of metals

Corrosion of metals — practice question

The diagrams illustrate experiments on the rusting of iron. A student made the following predictions. Which of these predictions are correct?

  • A1, 2 and 3
  • B1 and 2 only
  • C1 and 3 only
  • D2 and 3 only

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