tests Flashcards
1
Q
ammonia gas
A
damp blue litmus paper turns red
2
Q
chlorine gas test
A
damp blue litmus paper turns white
3
Q
Halides
A
Dissolve in water
Add nitric acid
add silver nitrate
White precipitate - Cl-
Cream Precipitate - Br-
Yellow precipitate - I-
4
Q
Carbonates
A
Add HCL
Bubble through limewater
Cloudy
5
Q
Sulphates
A
Add HCL
Add Barium Sulphate
White precipitate
6
Q
Flame tests
A
Na - Yellow Flame
Li - Red
K - Lilac
Ca - Orange-red
Cu - Blue - Green