1. De Lisle Catholic Science College
KS 3 laboratory
Gas testing
De Lisle Catholic Science College
Science department

2. Virtual laboratory:
Gas testing menu
Hydrogen
Carbon dioxide
Oxygen

3. Testing for hydrogen gas
Hydrogen gas burns in air with a popping sound producing water
Hydrogen + Oxygen Water
Apply a lighted splint
Pop!
test tube of hydrogen gas

4. Testing for carbon dioxide gas
What would be observed if the gas bubbled in was not carbon dioxide?
The lime water would stay clear
Bubble in carbon dioxide gas
Lime water (clear liquid)
Lime water (goes white cloudy)

5. oxygen gas relights a glowing splint
Testing for oxygen gas
oxygen gas relights a glowing splint
Add a glowing splint
Oxygen gas

6. De Lisle Catholic Science College
KS 3 laboratory
De Lisle Catholic Science College
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