Other questions in this quiz

2. colour of sodium

  • gold
  • red
  • blue
  • orange

3. calcium

  • green
  • orange
  • red
  • brown

4. potassium

  • green
  • red
  • lilac
  • blue

5. copper

  • gold
  • blue/green
  • light green
  • purple

Comments

imessedup

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Sodium produces a yellow colour, and calcium produces a red one, not an orange flame. If you did it that way I believe it would be clearer to everyone, as basic colours are easier to remember. 

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