transition element oxidation state colours Flashcards
1
Q
Sc +3
A
colourless
2
Q
why is scandium and zinc not considered transition elements?
A
because their ions (Sc+3 and Zn +2) don’t have any electrons in a d-orbital
3
Q
Ti +2
A
colourless
4
Q
Ti +3
A
purple
5
Q
Ti +4
A
colourless
6
Q
Ti +5
A
colourless
7
Q
V +2
A
purple
8
Q
V +3
A
green
9
Q
V +4
A
dark blue
10
Q
V +5
A
yellow
11
Q
Cr +2
A
dark blue
12
Q
Cr +3
A
green
13
Q
Cr +4
A
colourless
14
Q
Cr +5
A
colourless
15
Q
Cr +6
A
orange
16
Q
Mn +2
A
pale pink
17
Q
Mn +3
A
colourless
18
Q
Mn +5
A
colourless
19
Q
Mn +6
A
green
20
Q
Mn +7
A
purple
21
Q
Fe +2
A
pale yellow
22
Q
Fe +3
A
yellow
23
Q
Fe +4
A
colourless
24
Q
Fe +5
A
colourless
25
Fe +6
colourless
26
Co +2
pink
27
Co +3
green
28
Co +4
colourless
29
Co +5
colourless
30
Ni +2
green
31
Ni +3
colourless
32
Ni +4
colourless
33
Cu +
colourless
34
Cu +2
dark blue
35
Cu +3
colourless
36
Zn +2
colourless
37
Mn +4
browny-red
