Tests for Gases Flashcards
1
Q
How would you test for chlorine (Cl2)?
A
Test with (damp blue) litmus paper.
Chlorine bleaches it white.
2
Q
How would you test for oxygen (O2)?
A
Oxygen relights a glowing splint.
3
Q
How would you test for hydrogen (H2)?
A
Hydrogen creates a “squeaky pop” with a lit splint.
4
Q
How would you test for carbon dioxide (CO2)?
A
Bubble through limewater (Ca(OH)2).
Limewater turns cloudy.
5
Q
How would you test for ammonia (NH3)?
A
Ammonia turns (damp) red litmus paper blue.
