Mineral: |
Montmorillonite |
Reference: |
TOS14 |
SCM Type: |
NE - Non-electrostatic |
Ligand: |
UO2<2+>
- uranyl(VI)
|
Site Type: |
»X-OH |
Equation: |
»X-OH + UO2<2+> + H2O ⇔ »X-O-UO2(OH) + 2 H<1+> |
LogK: |
-4.92 LogK°I=0 (Conversion to I = 0): -4.71
LogK2.31 nm−2 (SSD-normalized): -2.24
|
Experiment: |
Mean of Different Sources |
Ionic Strength: |
0.1 mol/L
|
Fit Method: |
FITEQL |
Comment: |
"The equilibrium constants derived from individual optimization runs using a total of eight data-sets from [MAGAL09] and [PT97] were averaged".
Ion exchange reaction: 2ZNa + UO2<2+> = Z2UO2 + 2Na<1+> with log K = 0.52
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