Test For Negative Ions

Question 1

How do you test for halide ions?

Answer 1

1) Add silver nitrate solution

2) Add dilute nitric acids

Question 2

What are the results when testing for halide ions?

Answer 2

Chloride = white precipitate 
Bromide = cream precipitate 
Iodide = yellow precipitate

Question 3

How do you test for sulphate ions?

Answer 3

1) Add dilute hydrochloric acid
2) Add barium chloride solution
3) Produces white precipitate

Question 4

How do you test for carbonate ions?

Answer 4

1) Add dilute acids
2) Creates C02
3) Turns limewater cloudy