C3 - Analysing Substances - Cation tests

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1. How is a flame test carried out?

  • Heat a solution of the compound in a beaker
  • Heat and dip a nichrome wire in HCL, then dip it in the compound and place in the flam
  • Heat the powdered compound in an evaporating dish on top of the flame
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Other questions in this quiz

2. Which metal would produce a scarlet flame?

  • Lithium
  • Sodium
  • Calcium
  • Barium

3. What is another test that can be done for Cations?

  • reacting with a dilute acid
  • Adding Barium chloride and dilute HCL
  • Adding Sodium Hydroxide
  • Adding silver nitrate ( int he presence of dilute nitric acid)

4. Which metal would produce a brick red flame?

  • Potassium
  • Calcium
  • Lithium
  • Barium

5. Which 3 cations produce white precipitates when NaOH is added?

  • Iron, Copper,Calcium
  • Aluminium,Calcium,Magnesium
  • Calcium, Aluminium, Copper
  • Iron, Magnesium, Aluminium

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