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6. When flourides are reacted with silver nitrate solution, what colour precipitate is formed?

  • No precipitate
  • Cream precipitate
  • Pale yellow precipitate
  • White precipitate

7. Why is nitric acid added when reacting the halide ions with silver nitrate?

  • To help differentiate between the colours if they look similar
  • To prevent the formation of the precipitate Ag2CO3, which would mask the observations
  • To make the solution more acidic
  • To produce the precipitate Ag2CO3, which would increase the observations

8. What type of ammonia does silver chloride dissolve in?

  • Dilute ammonia
  • Acidic ammonia
  • Concentrated ammonia
  • It doesn't react with ammonia

9. When bromides are reacted with silver nitrate solution, what colour precipitate is formed?

  • Cream precipitate
  • No precipitate
  • Pale yellow precipitate
  • White precipitate