Mineral: |
Birnessite |
Reference: |
VFCBG16 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
CrO4<2->
- chromate
|
Site Type: |
»Mn-OH |
Equation: |
»Mn-OH + 2 CrO4<2-> + 3 H<1+> ⇔ »Mn-Cr2O7<1-> + 2 H2O |
LogK: |
28.2
LogK2.31 nm−2 (SSD-normalized): 28.08
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
KNO3
|
Solid/Liquid Ratio: |
20.0 g/L |
pH Range: |
3 - 10 |
Ligand Concentration Range: |
1E-4; 1E-5; 1E-6 mol/L |
Fit Method: |
FITEQL |
Comment: |
Stability constants describing the Cr(VI) inner-sphere complexation using DLM are present as median values; 0.1, 0.01 and 0.001 M KNO3 |
|