Test for gases
Gases
Ammonia
Colorless, pungent
Turns Red litmus blue
Carbon dioxide
Colorless, Odourless
Gives a white ppt with limewater
Chlorine
Greenish Yellow, pungent
Turns Blue litmus red and then bleaches red litmus
Hydrogen
Colorless, Odourless
Extinguish lighted splint with a pop sound
Oxygen
Colorless, Odourless
Relights glowing splint
Sulphur dioxide
Colorless, Choking
Turns acidified potassium dichromate from orange to green
Nitrogen dioxide
Reddish Brown, pungent
Turns Blue litmus red
Water
Colorless Odourless
Condenses into cold water. Turns White anhydrous copper sulphate turns blue,
Cobalt chloride paper turns blue to pink
Enjoy!
Entry by
Json Lim
http://www.oleveltuition.com/
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