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6. What's the test for ammonia?

  • Turns damp red litmus paper blue
  • Bleaches damp litmus paper white
  • Turns limewater cloudy
  • Makes a squeaky pop with a lit splint
  • Relights a glowing splint

7. How do you test for sulfates?

  • Add dilute HCl and barium chloride
  • Add NaOH
  • Add dilute HCl
  • Add dilute nitric acid and silver nitrate

8. What colour does sulfur burn?

  • Orange-yellow
  • White
  • Pale blue
  • Lilac

9. What's the test for carbonates?

  • Add sodium hydroxide
  • Add dilute HCl
  • Add dilute nitric acid and silver nitrate solution
  • Add dilute HCl and barium chloride solution

10. What colour does Iron (III) go with NaOH?

  • sludgy green
  • reddish brown
  • blue
  • red

11. What colour does lithium go in the flame test?

  • lilac
  • crimson-red
  • yellow-orange
  • brick-red

12. What colour does magnesium burn?

  • Pale blue
  • Lilac
  • White
  • Orange-yellow

13. What's the test for chlorine?

  • Turns limewater cloudy
  • Bleaches damp litmus paper white
  • Turns damp red litmus paper blue
  • Relights a glowing splint
  • Makes a squeaky pop with a lit splint

14. What colour does potassium go in the flame test?

  • crimson-red
  • lilac
  • brick-red
  • yellow-orange

15. What colour precipitate does Cu (II) make with NaOH?

  • Blue
  • Green
  • Red-brown
  • Yellow