Testing for Positive and Negative Ions

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  • Created by: Lina
  • Created on: 14-04-14 11:21

1. What colour is the precipitate of aluminium hydroxide?

  • Brown
  • Blue
  • White at first, but then redissolves in excess sodium hydroxide to form a colourless solution
  • White
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Other questions in this quiz

2. What is the formula for nitric acid?

  • HNO3
  • AgNO3
  • BaCl2
  • NO3

3. What colour is the flame of calcium?

  • Yellow
  • Red
  • Green
  • Crimson

4. What colour is the precipitate of copper (II) hydroxide

  • Brown
  • Blue
  • Green
  • White

5. What colour is the precipitate of barium sulfate?

  • Red
  • White
  • Blue
  • Green

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