Mineral: |
Gibbsite |
Reference: |
DLHJG09 |
SCM Type: |
TL - Triple Layer |
Ligand: |
Ca<2+>
- calcium
|
Site Type: |
»Al-OH |
Equation: |
2 »Al-OH<0.5-> + Ca<2+> + H2O ⇔ (»Al-O)2-Ca(OH)<2-> + 3 H<1+> |
LogK: |
-15.0 LogK°I=0 (Conversion to I = 0): -14.89
LogK2.31 nm−2 (SSD-normalized): -17.77
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaCl
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
1.0 g/L |
pH Range: |
5 - 12 |
Ligand Concentration Range: |
1E-3 mol/L |
Fit Method: |
MINTEQ |
Comment: |
1 pK Triple Plane Model; SONa<0.5+> logK = -2.7, SOCl<0.5-> logK = 7.8 [SS97]; Table 2: species given as (»X-O)2-Ca(OH)<0.5-> but no balance possible in reaction equation with 2 »X-OH<0.5-> and Ca<2+> |
|