First Page of Notes Flashcards
1
Q
What are the four main gases in the air?
A
Argon, oxgen, carbon dioxide, nitrogen
2
Q
Draw a diagram on how to collect a gas.
A
Check notes.
3
Q
How would you test for gases in the air?
A
- carry out four tests
- use limewater, universal indicator, lip taper and glowing taper
- test each gas
4
Q
What is the test for oxygen?
A
Relights a glowing splint.
5
Q
What is the test for carbon dioxide?
A
Turns limewater cloudy.
6
Q
What is the test for nitrogen and what makes this gas different?
A
- puts out splints
- does not react with other
- unreliable, very unreactive