Testing for gas Flashcards
1
Q
How to test for oxygen?
A
A glowing wooden splint relights in a test tube of oxygen.
2
Q
How to test for carbon dioxide gas?
A
A lighted wooden splint goes out in a test tube of carbon dioxide but this happens with other gasses too so it’s better to bubble the test gas through lime water calcium hydroxide solution. Carbon dioxide turns limewater cloudy white
3
Q
Ammonia?
A
Ammonia has sharp characteristics like a chilling smell. Ammonia forms a white smoke of ammonium chloride when hydrogen chloride gas is held near it
4
Q
Chlorine
A
Chlorine has a chilling smell and also makes damp blue litmus paper bleach white
5
Q
How to test for hydrogen gas?
A
A lighted wooden splint makes a popping sound in a test tube of hydrogen.
