Transition Metal Complex Colours Flashcards
1
Q
[Cu(H₂O)₆]²⁺
A
pale blue
2
Q
[Cu(H₂O)₄(OH)₂]
A
blue precipitate
3
Q
[Cu(NH₃)₄(H₂O)₂]²⁺
A
dark blue
4
Q
[Cu(Cl)₄]²⁻
A
green/yellow
5
Q
[Co(H₂O)₆]²⁺
A
pink
6
Q
[Co(H₂O)₄(OH)₂]
A
blue precipitate
7
Q
[Co(NH₃)₆]²⁺
A
brown
8
Q
[Co(Cl)₄]²⁻
A
blue
9
Q
[Fe(H₂O)₆]²⁺
A
pale green
10
Q
[Fe(H₂O)₄(OH)₂]
A
green precipitate
11
Q
[Fe(H₂O)₃(OH)₃]
A
brown precipitate
12
Q
[Fe(H₂O)₆]³⁺
A
yellow/brown
13
Q
[Cr(H₂O)₆]³⁺
A
green/violet
14
Q
[Cr(H₂O)₃(OH)₃]
A
green precipitate
15
Q
[Cr(H₂O)₂(OH)₄]⁻
A
green
16
Q
[Cr(NH₃)₆]³⁺
A
violet
17
Q
[Cr(OH)₆]³⁻
A
green
18
Q
[Cr(H₂O)₆]²⁺
A
colourless
19
Q
Cr₂O₇²⁻
A
orange
20
Q
CrO₄²⁻
A
yellow
21
Q
V⁵⁺
A
yellow
22
Q
V⁴⁺
A
blue
23
Q
V³⁺
A
green
24
Q
V²⁺
A
violet
