Ion colours Flashcards
1
Q
V2+
A
Purple/violet
2
Q
V3+
A
Green
3
Q
Co2+
A
Pink
4
Q
Mn2+
A
Pink
5
Q
Fe3+
A
Violet/yellow
6
Q
MnO4-
A
Purple/violet
7
Q
Cu2+
A
Blue
8
Q
VO^2+
A
Blue
9
Q
VO2^+
A
Yellow
10
Q
Fe2+
A
Green
11
Q
Ni2+
A
Green
12
Q
Cr3+
A
Green
13
Q
Cr2O72-
A
Orange
14
Q
[Fe(Cl)4]2-
A
Yellow solution
15
Q
[Cu(Cl)4]2-
A
Green solution
16
Q
CuCO3
A
Blue precipitate
17
Q
FeCO3
A
Green precipitate
18
Q
[Fe(H2O)6]2+
A
Green solution
19
Q
[Cu(H2O)6]2+
A
Blue solution
20
Q
[Fe(H2O)6]3+
A
Yellow solution
21
Q
[Al(H2O)6]3+
A
Colourless solution
22
Q
Fe(OH)2(H2O)4
A
Green precipitate
23
Q
Cu(OH)2(H2O)4
A
Blue precipitate
24
Q
[Cu(NH3)4(H2O)2]2+
A
Deep blue solution
25
Fe(OH)3(H2O)3
Brown precipitate
26
[Al(OH)4]-
Colourless solution
27
Al(OH)3(H2O)3
White precipitate
