Transition metals Flashcards
Transition metal colours & reactions
1
Q
Name four mono dentate ligands.
A
NH3
CL-
CN-
OH-
2
Q
Name four bidentate ligands.
A
En
C2O4-
Ethandioic acid
EDTA
3
Q
What colour is CoCO3(s)?
A
Pink
4
Q
What colour is [Co(H2O)6]2+?
A
Pink
5
Q
What colour is Co(H2O)4(OH)2?
A
Blue - green
6
Q
What colour is [Co(NH3)6]2+?
A
Pale brown
7
Q
What colour is [Co(NH3)6]3+?
A
Brown
8
Q
What colour is [Cu(H2O)6]2+?
A
Blue
9
Q
What colour is [CuCl4]2-?
A
Yellow
10
Q
What colour is Cu(H2O)2(OH)2 (s)?
A
Blue
11
Q
What colour is [Cu(NH3)4(H2O)2]2+?
A
Deep blue solution
12
Q
What are the products that are formed with [Cu(NH3)4(H2O)2]2+?
A
2H2O + 2OH-
13
Q
What colour is CuCO3?
A
Green - blue
14
Q
What colour is [Fe(H2O)6]2+?
A
Pale - green
15
Q
What colour is FeCO3?
A
Green precipitate