Mineral: |
Magnetite |
Reference: |
JLMGE09 |
SCM Type: |
NE - Non-electrostatic |
Ligand: |
SeO3<2->
- selenite
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + SeO3<2-> + H<1+> ⇔ »Fe-O-Se(O)O<1-> + H2O |
LogK: |
13.6
LogK2.31 nm−2 (SSD-normalized): 14.54
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
1.0 mol/L
NaNO3
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
5.0 g/L |
pH Range: |
4-10 |
Ligand Concentration Range: |
1.06E-05 mol/L |
Fit Method: |
FITEQL |
Comment: |
surface complex »Fe-SeO3<1->; three electrostatics models were tested to fit sorption edges: NEM, DDL and CC; best fit obtained by using the DDL model; logK (DDL) = 14.12 |
|