Mineral: |
Illite |
Reference: |
CVMC22 |
SCM Type: |
NE - Non-electrostatic |
Ligand: |
Fe<2+>
- iron(II)
|
Site Type: |
»X(s)-OH |
Equation: |
»X(s)-OH + Fe<2+> ⇔ »X(s)-O-Fe<1+> + H<1+> |
LogK: |
3.4 ± 0.2
LogK°I=0 (Conversion to I = 0): 3.72
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaCl
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
1.0 g/L |
pH Range: |
2 - 10 |
Ligand Concentration Range: |
1E-7 mol/L |
Fit Method: |
PHREEQC |
Comment: |
Fe(II) sorption on illite withsorption model, in which oxidation was not considered;
cation exchange reaction: 2Na<1+>-illite + Fe<2+> = Fe<2+>-illite + 2Na<1+> with log K = 2.0 ± 0.1 |
|