GCSE Chemistry C3 - All the Topic 1 'Qualitative Analysis' test

1. If carbonate ions are present, which gas will be produced?

  • Carbon dioxide
  • Sulphur dioxide
  • Hydrogen chloride
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Other questions in this quiz

2. Which colour precipitate will iron (II) produce when NaOH is added?

  • A dark green precipitate
  • A brown precipitate
  • A white suspension

3. What is the test for ammonium ions?

  • Gently heat the test tube and test the gas given off with moist red litmus paper. It should go blue.
  • Add methyl orange and it will go colourless if ions are present
  • Add phenolphthalein and it will turn pink if ions are present

4. Which of these observations indicates the presence of aluminium ions?

  • Aluminium metal forming at the bottom of the test tube
  • A white precipitate that dissolves in excess NaOH
  • A light blue precipitate

5. To test for halides, which two substances are added?

  • dil hydrochloric acid
  • dil nitric acid and silver nitrate
  • dil hydrochloric acid and barium chloride

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