RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: HVRU09
SCM Type: CDM - (CD-)MUSIC
Ligand: UO2<2+> - uranyl(VI)
Site Type: »Fe-singly
Equation: 2 »Fe-OH<0.5-> + UO2<2+> + 2 H2O  ⇔  (»Fe-OH)2-UO2(OH)2 + 2 H<1+>
LogK: -5.3 ± 0.3         LogK°I=0 (Conversion to I = 0):   -5.09         LogK2.31 nm−2 (SSD-normalized):   -5.15
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaNO3
Temperature: 298.15 K
pH Range: 3-10
Ligand Concentration Range: 0.01 mol/L
Fit Method: ECOSAT
Comment: singly-coordinated group »Fe-OH(e) is able to form complexes by edge sharing; closed system; combined data set of [HL85] and [MST95] is used
 
1 data sets were retrieved