Mineral: |
Goethite |
Reference: |
ZLTG22 |
SCM Type: |
CDM - (CD-)MUSIC |
Ligand: |
CrO4<2->
- chromate
|
Site Type: |
»Fe-singly |
Equation: |
2 »Fe-OH<0.5-> + CrO4<2-> + 3 H<1+> ⇔ (»Fe-O)2-CrOOH + 2 H2O |
LogK: |
27.37 LogK°I=0 (Conversion to I = 0): 27.68
LogK2.31 nm−2 (SSD-normalized): 27.52
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.01 mol/L
NaNO3
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
1.0 g/L |
pH Range: |
3 - 10 |
Ligand Concentration Range: |
6.8E-6; 5.217E-5; 1.0046E-4; 1.5596E-4 mol/L |
Fit Method: |
ECOSAT |
Comment: |
experimental data from [XGTZT15]; log K values for reactions with PO4<3-> taken from [HARV10] (»FeOPO2OH<1.5-> with log K = 27.63 and (»FeO)2PO2<2-> with log K = 29.72) |
|