Mineral: |
Montmorillonite |
Reference: |
SS93a |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
Cu<2+>
- copper
|
Site Type: |
»Al-OH |
Equation: |
»Al-OH + Cu<2+> + H2O ⇔ »Al-O-Cu(OH) + 2 H<1+> |
LogK: |
-6.76 ± 0.02
LogK°I=0 (Conversion to I = 0): -6.55
LogK2.31 nm−2 (SSD-normalized): -8.15
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
0.1 mol/L
Ca(ClO4)2
|
pH Range: |
3-8 |
Fit Method: |
FITEQL |
Comment: |
adsorption of Cu by ion-exchange in the interlayers of montmorillonite in the range of 34; equation in the paper:»Al-OH + Cu<2+> = »Al-OH-Cu(OH) + 2 H<1+> |
|