Designed by Koen, my 4 yr old son for daddy.

Designed by Koen, my 4 yr old son for daddy.

Wednesday, September 30, 2009

Test For Gases

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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