Mineral: |
Goethite |
Reference: |
RZEAA88 |
SCM Type: |
TL - Triple Layer |
Ligand: |
CrO4<2->
- chromate
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + CrO4<2-> + 2 H<1+> ⇔ »Fe-OH2-HCrO4 |
LogK: |
19.4 LogK°I=0 (Conversion to I = 0): 20.04
LogK2.31 nm−2 (SSD-normalized): 20.34
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaNO3
|
Solid/Liquid Ratio: |
2.18 g/L |
Ligand Concentration Range: |
5E-7 mol/L |
Fit Method: |
FITEQL |
Comment: |
citation in [AGZS89]; SSD 1.39E-2M assuming 21.6 sites/nm^2; adsorption reaction from which hydrolysis reactions of the adsorbing species and surface ionization reactions have been substracted: logK= 8.7 |
|