Show Detailed Complexation Query Results
Surface Complex Formation Data:
Mineral: |
Kaolinite |
Reference: |
OL97 |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
Ni<2+>
- nickel
|
Site Type: |
»Si-OH |
Equation: |
2 »Si-OH + Ni<2+> ⇔ (»Si-O)2-Ni + 2 H<1+> |
LogK: |
-11.9
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
|
Temperature: |
298.0 K |
Solid/Liquid Ratio: |
20.0 g/L |
pH Range: |
3-10 |
Fit Method: |
HYDRAQL |
Comment: |
experiments in 0.1, 0.01, and 0.001 M NaNO3, resp.; ion exchange: Na+ + X- = NaX logK=20 by assumption, H+ + X- = HX logK=22.9 [SLW87], Ni2+ + 2X- = NiX2 logK=40.8 (calculated from Na-K-exchange data of Ewin et al. (1981) and K-Ni-exchange data of Bansai (1982)) |
|
1 data sets were retrieved
|