Chemistry 0620 · IGCSE · Identification of ions and gases

Identification of ions and gases — practice question

A salt, S, is added to water and the resulting solution is tested in three ways. What is the identity of S?

  • Acopper(II) chloride
  • Bcopper(II) sulfate
  • Ciron(II) chloride
  • Diron(II) sulfate

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