Chemistry 5070 · O Level · Identification of ions and gases

Identification of ions and gases — practice question

Once the solution of $X$ has been acidified using dilute nitric acid, it reacts with aqueous silver nitrate and forms a white precipitate. What might $X$ be?

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

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