Mineral: |
amorphous Silica |
Reference: |
KKT12 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
UO2<2+>
- uranyl(VI)
|
Site Type: |
»Si-OH |
Equation: |
2 »SiOH + UO2<2+> ⇔ (»SiO)2-UO2 + 2 H<1+> |
LogK: |
-2.49 LogK°I=0 (Conversion to I = 0): -2.28
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaClO4
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
5.0 g/L |
Ligand Concentration Range: |
4.47E-04 mol/L |
Fit Method: |
FITEQL |
Comment: |
bidentate binding of mononuclear U(VI) with silica sites (model2); WSOS/DF = 1.86 |
|