Transition Metal Colours Flashcards
1
Q
[Fe(H2O)6]2+
A
green
2
Q
[Fe(H2O)4(OH)2]
A
Green ppt
3
Q
[Co(H2O)6]2+
A
pink
4
Q
[Co(H2O)4(OH)2]
A
Green-Blue ppt
5
Q
[Co(NH3)6]2+
A
Straw
6
Q
[CoCl4]2-
A
Blue solution
7
Q
[Cu(H2O)6]2+
A
Blue
8
Q
[Cu(H2O)4(OH)2]
A
Pale blue ppt
9
Q
[CuCl4]2-
A
Yellow Green
10
Q
[Cu(NH3)4(H2O)2]2+
A
Deep Blue
11
Q
[Fe(H2O)6]3+
A
Pale Violet
12
Q
[Fe(H2O)3(OH)3]
A
Brown ppt
13
Q
[Cr(H2O)6]3+
A
Ruby
14
Q
[Cr(H2O)3(OH)3]
A
Green ppt
15
Q
[Cr(OH)6]3-
A
Green Solution
16
Q
[Cr(NH3)6]3+
A
Purple solution
17
Q
[Al(H2O)6]3+
A
Colourless
18
Q
[Al(H2O)3(OH)3]
A
White ppt
19
Q
[Al(OH)4]-
A
Colourless
20
Q
[FeCO3]
A
Green ppt
21
Q
CoCO3
A
Pink ppt
22
Q
MnO4-
A
Purple
23
Q
(Mn(H2O)6)2+
A
very pale pink
24
Q
(Ag(NH3)2)2+
A
Colourless
25
(Pt(NH3)2)2+
Colourless
26
CuCO3
Green-blue ppt
27
(Cr2O7)2-
Yellow
28
(CrO4)2-
Orange
29
(Cr(H2O)6)2+
Blue
30
(Co(NH3)6)3+
Brown (Yellow)
