Chemical Analyasis Flashcards
1
Q
Lithium flame
A
Crimson
2
Q
Sodium flame
A
Yellow
3
Q
Potassium flame
A
Lilac
4
Q
Calcium flame
A
Orange-red
5
Q
Copper flame
A
Green
6
Q
Metal precipitate test
A
Add sodium hydroxide
7
Q
Calcium precipitate
A
White
8
Q
Copper precipitate
A
Blue
9
Q
Iron II precipitate
A
Green
10
Q
Iron III precipitate
A
Brown
11
Q
Aluminium precipitate
A
White then redissolves in excess to form colour less solution
12
Q
Magnesium precipitate
A
White
13
Q
Test for carbonates
A
Add dilute acid and bubbling gas through lime water
14
Q
Test for sulphates
A
Add HCL and barium chloride
Positive = white barium sulphate precipitate
15
Q
Test for halides
A
Add nitric acid and silver nitrate
