Aqua Ions Flashcards
1
Q
[Co(H2O)6]2+
A
Pink sol
2
Q
[Cu(H2O)6] 2+
A
Blue sol
3
Q
Fe(H2O)4(OH)2
OH excess/little
NH3 excess/little
A
Green ppt
4
Q
Co(H2O)4(OH)2
Little OH or excess or little NH3
A
Blue ppt
5
Q
Cu(H2O)4(OH)2
Oh little or excess and NH3 little
A
Blue ppt
6
Q
FeCO3
A
Green ppt
7
Q
Co(NH3)6 2+
NH3 excess
A
Pale yellow-brown solution
8
Q
CoCO3
A
Pink ppt
9
Q
Cu(NH3)4(H2O)2 2+
NH3 excess
A
deep blue sol
10
Q
CuCO3
A
Blue-green ppt
11
Q
[Fe(H2O)6]3+
A
Purple/yellow/brown sol
12
Q
Fe(H2O)3(OH)3
OH little/excess
NH3 little/excess
CO3 2- This give off CO2 as well
A
Brown ppt
13
Q
[Al(H2O)6]3+
A
Colourless sol
14
Q
Al(H2O)3(OH)3
OH little
NH3 little/Excess
CO3 2- This produces CO2 as well
A
White ppt
15
Q
[Al(OH)4]-
OH Excess
A
Colourless solution
