Mineral: |
Ferrihydrite |
Reference: |
RSRGC09 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
Th<4+>
- thorium
|
Site Type: |
»Fe-OH |
Equation: |
2 »Fe-OH + Th<4+> ⇔ (»Fe-O)2-Th<2+> + 2 H<1+> |
LogK: |
8.19 ± 0.99
LogK°I=0 (Conversion to I = 0): 9.69
LogK2.31 nm−2 (SSD-normalized): 10.06
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaClO4
|
Temperature: |
298.0 K |
Solid/Liquid Ratio: |
10.0 g/L |
pH Range: |
1-5 |
Ligand Concentration Range: |
9.4E-7 mol/L |
Fit Method: |
FITEQL |
Comment: |
equilibrium contact time of 4 days; species =FeOThOH2+ provided essentially the same fitting as the bidentate complex; site protolysis data from [DM90] for DLM! |
|