Colours Of Aqueous Ions Flashcards
1
Q
[Fe(H2O)6]2+ (aq)
A
Green solution
2
Q
[Fe(H2O)4(OH)2] (s)
A
Green ppt (goes brown in air)
3
Q
FeCO3 (s)
A
Green ppt
4
Q
[Cu(H2O)6]2+ (aq)
A
Blue solution
5
Q
[Cu(H2O)4(OH)2] (s)
A
Blue ppt
6
Q
[Cu(H2O)2(NH3)4]2+ (aq)
A
Deep blue solution
7
Q
CuCO3 (s)
A
Blue-green ppt
8
Q
[Fe(H2O)6]3+ (aq)
A
Purple solution / yellow-brown (due to some [Fe(H2O)5(OH)]2+
9
Q
[Fe(H2O)3(OH)3] (s)
A
Brown ppt
10
Q
[Al(H2O)6]3+ (aq)
A
Colourless solution
11
Q
[Al(H2O)3(OH)3] (s)
A
White ppt
12
Q
[Al(OH)4] - (aq)
A
Colourless solution
13
Q
[CuCl4]2-
A
Yellow - green