Mineral: |
Montmorillonite |
Reference: |
EMIBS17 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
NpO2<1+>
- neptunyl(V)
|
Site Type: |
»X-OH |
Equation: |
2 »X-OH + NpO2<1+> + 3 H2O ⇔ (»X-O)2-NpO2(H2O)3<1-> + 2 H<1+> |
LogK: |
-12.29 LogK°I=0 (Conversion to I = 0): -12.29
LogK2.31 nm−2 (SSD-normalized): -4.50
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.0 mol/L
NaClO4
|
pH Range: |
4-11 |
Ligand Concentration Range: |
1E-6 mol/L |
Fit Method: |
UCODE_2005 |
Comment: |
0.5 and 5 g/L; also ion exchange reaction: »X<1-> + NpO2<1+> = »XNpO2 with log K = 19.42; other reactions and constants from [TNOYS10] used for modelling (see article) |
|