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6. What are the observations for the sulphate reaction?
- Dissovles
- Barium sulphate precipitate in a blue solution
- Barium sulphate precipitate in a colourless solution
- Fizzes as co2 gas given off
7. What do u add to dissolve the chloride precipitate ?
- Excess silver nitrate
- Dilute ammonia
- Barium nitrate
- Concentrated ammonia
8. What do you add to a solution to test for sulphate ions?
- Barium nitrate
- Barium sulphate
- Silver sulphate
- Silver nitrate
9. What do u add to dissolve the bromine preciptate?
- Excess silver nitare
- Excess barium nitrate
- Concentrated ammonia
- Dilute ammonia
10. How can you tell if you have a ammonium ion in the solution?
- Hold damp red litmus paper in test tube and it turns blue
- A recently lit splint will re light when held in the test tube
- Hold red litmus paper in the test tube and it goes blue
- Hold blue red litmus paper in the test tube and it goes red