Mineral: |
Birnessite |
Reference: |
TBM04 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
Co<2+>
- cobalt(II)
|
Site Type: |
»X-OH |
Equation: |
»X-OH + Co<2+> ⇔ »X-O-Co<1+> + H<1+> |
LogK: |
1.0 ± 0.1
LogK°I=0 (Conversion to I = 0): 1.00
LogK2.31 nm−2 (SSD-normalized): 3.72
|
Experiment: |
Best Estimate |
Ionic Strength: |
0.0 mol/L
|
Temperature: |
298.15 K |
Fit Method: |
FITEQL |
Comment: |
synthetic hydrous Mn oxide; pKa2 and alpha values and published cation sorption data were used subsequently to determine equilibrium surface complexation constants; error (0.1) at the 95 % confidence level |
|