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Chemistry GCSE Stuff

Gas Tests To Learn - Table 1

GasTest
Water (H2O) Dry Cobalt chloride paper turns from blue to pink
Carbon Dioxide (CO2) Bubble gas through limewater. Turns Cloudy.
Oxygen (O2) Relights glowing splint
Sulfur Oxides (SO2/3) Litmus / Universal indicator turns red (Strongly Acidic) Also Potassium Dichromate paper goes from orange to green
Nitrogen Dioxide (NO2) Brown Acidic gas (Damp blue litmus paper turns red)
Hydrogen (H2) Lighted splint makes a squeaky pop in Hydrogen
Hydrogen Sulfide (H2S) Damp Lead Ethanoate paper goes from orange to green
Chlorine (Cl2) Bleaches damp red/blue litmus paper
Hydrogen Chloride Gas (HCl) Damp blue litmus paper turns red
Ammonia (NH3) Damp red litmus paper turns blue
Created by: joshsnyder
 

 



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