Chemistry 5070 · O Level · Identification of ions and gases

Identification of ions and gases — practice question

A colourless solution is obtained when a substance is mixed with water. If aqueous silver nitrate is then added in the presence of dilute nitric acid, a yellow precipitate appears. What is the likely identity of the substance?

  • Acalcium iodide
  • Bcopper(II) chloride
  • Ciron(II) iodide
  • Dsodium chloride

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