Mineral: |
Illite |
Reference: |
GE07 |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
Cu<2+>
- copper
|
Site Type: |
»X-Na |
Equation: |
»X-Na + Cu<2+> + H2O ⇔ »X-Cu(OH) + 2 Na<1+> |
LogK: |
-3.41 LogK°I=0 (Conversion to I = 0): -3.23
LogK2.31 nm−2 (SSD-normalized): 1.18
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.01 mol/L
NaNO3
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
2.97 g/L |
pH Range: |
3-9 |
Ligand Concentration Range: |
4.96E-5 mol/L |
Fit Method: |
FITEQL |
Comment: |
ion exchange on the surface site; given equation: =XH + Cu<2+>+ H2O = =XCuOH + 2H<1+>: logK=-4.98, results with the protolysis parameter of =XNa (1.57) in logK=-4.98 + 1.57=-3.41; no value for 0.001 M |
|