Tests for Ions and Gases
- Created by: Chloe Long
- Created on: 18-04-15 06:18
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2.29 Describe tests for the gases
Hydrgoen - Burns with a 'squeaky pop' sound
Oxygen - Will relight a glowing splint
Ammonia - Turns damp red litmus paper blue, Turns Universal Indictaor Purple
Carbon Dioxide - When bubbled through limewater, it goes cloudy
Chlorine - Bleaches damp blue litmus paper white
2.38 Describe the tests for the anions
Cl-, Br-, I- (Using dilute nitric acid and silver nitrate solution)
Chloride ions + nitric acid + silver nitrate > white precipitate (silver chloride)
Bromide ions + nitric acid + silver nitrate > cream precipitate (silver bromide)
Iodide ions + nitric acid + silver nitrate…
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