Mineral: |
Goethite |
Reference: |
CW04 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
Au<3+>
- gold
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + AuCl4<1-> ⇔ »Fe-OH-Au(Cl)3 + Cl<1-> |
LogK: |
9.0 LogK°I=0 (Conversion to I = 0): 10.39
LogK2.31 nm−2 (SSD-normalized): 9.94
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaCl
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
1.0 g/L |
pH Range: |
3-11 |
Ligand Concentration Range: |
5E-7 mol/L |
Fit Method: |
FITEQL |
Comment: |
experiments in 0.1M NaCl; aqueous formation constant of AuCl4<1-> logK=26.2 |
|