Gas And Flame Tests Flashcards
1
Q
Carbon dioxide
A
Turns limewater milky
2
Q
Chlorine
A
Bleaches damp litmus paper
3
Q
Hydrogen
A
‘Pops’ with a lighted splint
4
Q
Oxygen
A
Relights a glowing splint
5
Q
Sulfur dioxide
A
Turns acidified aqueous potassium manganate (VII) from purple to colourless
6
Q
Lithium
A
Flame colour red
7
Q
Sodium
A
Flame colour yellow
8
Q
Potassium
A
Flame colour lilac
9
Q
Copper(II)
A
Flame colour blue-green
10
Q
Acid + alkali
A
Salt + water
11
Q
Acid + metal
A
Salt + hydrogen
12
Q
Acid + carbonate
A
Salt + water + carbon dioxide
13
Q
Ammonia
A
Turns damp red litmus paper blue