Mineral: |
Montmorillonite |
Reference: |
BB97b |
SCM Type: |
NE - Non-electrostatic |
Ligand: |
Zn<2+>
- zinc
|
Site Type: |
»X(s)-OH |
Equation: |
»X(s)-OH + Zn<2+> ⇔ »X(s)-O-Zn<1+> + H<1+> |
LogK: |
1.6 ± 0.15
LogK°I=0 (Conversion to I = 0): 1.92
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaClO4
|
Solid/Liquid Ratio: |
1.2 g/L |
pH Range: |
2-10 |
Ligand Concentration Range: |
~1E-6 mol/L |
Fit Method: |
MINSORB |
Comment: |
Na-montmorillonite, MINSORB code (2-site protolysis no electrostatics surface complexation and cation exchange model developed and incorporated into MINEQL); citation in [BB99a]; fixed parameters: selectivity coefficient (I=0) for cation exchange Na-Zn=3.9, Zn inventory1E-3 mol/kg |
|