Chemistry 0620 · IGCSE · Identification of ions and gases

Identification of ions and gases — practice question

Two tests are performed on substance Z. test 1 When a flame test is done, a red flame is seen. test 2 Substance Z is dissolved in water, then dilute nitric acid is added, followed by aqueous silver nitrate. A yellow precipitate is formed. What is substance Z?

  • Alithium bromide
  • Blithium iodide
  • Csodium bromide
  • Dsodium iodide

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