Chemistry 0620 · IGCSE · Identification of ions and gases

Identification of ions and gases — practice question

When small quantities of two colourless solutions are mixed, a white precipitate forms. Which pair of solutions would produce a white precipitate?

  • A1, 2, 3 and 4
  • B1, 2 and 4 only
  • C1 and 2 only
  • D2 only

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