Transition Metals Flashcards
1
Q
What colour is V²⁺ in solution?
A
Purple
2
Q
What colour is V³⁺ in solution?
A
Green
3
Q
What colour is VO²⁺ (Vanadium(IV) ion) in solution?
A
Blue
4
Q
What colour is VO₂⁺ (Vanadium(V) ion) in solution?
A
Yellow
5
Q
What colour is Cr³⁺ in solution?
A
Green
6
Q
What colour is Cr₂O₇²⁻ (Dichromate ion)?
A
Orange
7
Q
What colour is Mn²⁺ in solution?
A
Pale Pink
8
Q
What colour is MnO₄⁻ in solution?
A
Deep Purple
9
Q
What colour is Fe²⁺ in solution?
A
Pale Green
10
Q
What colour is Fe³⁺ in solution?
A
Yellow-Brown
11
Q
What colour is Co²⁺ in solution?
A
Pink
12
Q
What happens to Co²⁺ when dehydrated?
A
Turns Blue
13
Q
What colour is Ni²⁺ in solution?
A
Green
14
Q
What colour is Cu²⁺ in solution?
A
Blue
15
Q
A
