Mineral: |
Goethite |
Reference: |
LAWJ04 |
SCM Type: |
ECC - Extended Constant Capacitance |
Ligand: |
Cd<2+>
- cadmium
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + 2 Cd<2+> + cit<3-> + H2O ⇔ (»FeOCd-citCdOH)<1-> + 2 H<1+> |
LogK: |
-12.74 LogK°I=0 (Conversion to I = 0): -12.07
LogK2.31 nm−2 (SSD-normalized): -12.02
|
Ionic Strength: |
0.01 mol/L
KClO4
|
Temperature: |
298.15 K |
pH Range: |
3-9.5 |
Ligand Concentration Range: |
5E-5 mol/L |
Fit Method: |
Comment: |
0.6053 g goethite added to 300 ml of 10 mM KClO4; original equation in the study »Fe-OH + 2 Cd<2+> + cit<3-> + 2OH<1-> = (»FeOCd-citCdOH)<1-> + H2O with logK = 1.26; formation constant logK = -14.001144 for the equation H2O(l) = H<1+> + OH<1-> |
|