Chemistry 5070 · O Level · Corrosion of metals

Corrosion of metals — practice question

Two separate pieces of iron are shown in water, with zinc attached to one and copper attached to the other, as illustrated. Which of the following statements are correct?

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

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