Testing for ions

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  • Created by: Chloe
  • Created on: 14-06-16 12:35

1. What steps are involved in the carbonate test?

  • Add dilute acid. It should produce CO2. To check it should form a white precipitate with limewater, shows CO2 has formed.
  • Add strong acid. Should produce CO2. Check by bubbling through limewater
  • Add dilute alkali.It should produce CO2. To check it should form a white precipitate with limewater, shows CO2 has formed.
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Other questions in this quiz

2. What colour does potassium produce in flame test?

  • Red
  • Lilac
  • Purple
  • Green

3. What colour does lithium produce in flame test?

  • Crimson
  • Blue
  • Purple
  • Lilac

4. What three tests can you use to check for negative ions?

  • Sulfate, halide and flame
  • Carbonate, Hallide and Sulfate Tests
  • Hydroxide, carbonate and sulfate

5. White colour do bromide ions produce?

  • Cream
  • Yellow
  • White

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