Transition Elemens Colours Flashcards
1
Q
Cu(H2O)6 2+
A
Pale Blue
2
Q
Cu(OH)2 (s)
A
Pale blue precipitate
3
Q
(Cu(NH3)4(H2O)2) 2+
A
Dark blue
4
Q
CuCl4 2-
A
Yellow
5
Q
Cu+
Reduction of Cu2+ with I-
A
White precipitate CuI and brown I2
6
Q
Cu2+/ Cu
Disproportionation of Cu+
A
Brown solid Cu and blue solution CuSO4
7
Q
CoCl4 2-
A
Blue
8
Q
(Cr(H20)6) 3+
A
Pale purple or green
9
Q
Cr(OH)3 (s)
A
Dark green precipitate
10
Q
Cr(NH3)6 3+
A
Purple
11
Q
Cr(OH)6 3-
A
Dark green
12
Q
Cr2O7 2-
A
Orange
13
Q
CrO4 2-
A
Yellow
14
Q
Mn(H2O)6 2+
A
Pale pink
15
Q
Mn(OH)2 (s)
A
Pale brown precipitate
