Mineral: |
Quartz |
Reference: |
K02b |
SCM Type: |
NE - Non-electrostatic |
Ligand: |
UO2<2+>
- uranyl(VI)
|
Site Type: |
»Si(w)-OH |
Equation: |
»Si(w)-O(0.5)H + UO2<2+> + CO2 + H2O ⇔ »Si(w)-O(0.5)-UO2CO3(OH)<2-> + 3 H<1+> |
LogK: |
-6.5 LogK°I=0 (Conversion to I = 0): -5.96
LogK2.31 nm−2 (SSD-normalized): 0.05
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaNO3
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
100.0 g/L |
pH Range: |
3.5-9.5 |
Ligand Concentration Range: |
1E-6 mol/L |
Fit Method: |
FITEQL |
Comment: |
data from [DK01] with equation: »Si(w)-OH + UO2++ +H2CO3 = »Si(w)-O-UO2 CO3- + 3H+ |
|