Zusammenfassung der Ressource
Qualitative Testing
- carbon dioxide
- white precipitate when a gas is bubbled through it
- lime water
- chloride ion
- bromide ion
- iodine ion
- yellow precipitate insoluble in concentrated ammonia
- cream precipitate redissolves in concentrated ammonia
- Silver nitrate acidic+ammonia solution
- white precipitate redissolves in dilute ammonia
- calcium or magnesium ions
- alimunium ion
- copper cu2+
- iron Fe3+
- Fe2+
- pale green precipitate eventually goes brown/orange
- Sodium hydroxide solution
- brown precipitate
- blue precipitate
- white precipitate redissolves in excess sodium hydroxide
- flame test using nichrome wire with nitric acid
- brick red
- calcium
- crimson
- lithium
- lilac
- potassium
- green
- Barium
- yellow/orange
- sodium
- carboxylic acid
- fruity smell of ester on warming
- alcohol+conc H2SO4
- water
- blue to pink
- cobalt chloride solid or paper
- white to blue
- copper sulphate
- alcohol
- fruity smell of an ester on warming
- carboxylic acid +conc H2SO4
- sulphate
- white precipitate insoluble in acid
- barium chloride solution followed by a dilute hydroxide
- carbon to carbon double bonds
- decolourises
- bromine water orange/brown
- carbonate/hydrocarbon
- effervescence giving out co2
- hydrochloride, sulphuric or nitric acid
- hydrogen gas
- gives a pop
- burning splint
- carbon dioxide or nitrogen gas
- goes out
- burning splint
- oxygen
- relights
- glowing splint
- univeral indicator liquid/paper damp paper placed in a glass
- red orange
- acid pH 1-4
- orange/ yellow
- weak acid pH5/6
- green
- neutral pH7
- blue
- weak alkali pH 8/9
- purple
- strong alkali pH10-14
- red
- SO2 or HCL
- blue/purple
- ammonia
- bleached white
- chlorine CL2