RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: GT15
SCM Type: CDM - (CD-)MUSIC
Ligand: MoO4<2-> - molybdate
Site Type: »Fe-singly
Equation: 2 »Fe-OH<0.5-> + MoO4<2-> + 2 H<1+>  ⇔  »Fe2-O2-MoO2<1-> + 2 H2O
LogK: 18.71        LogK°I=0 (Conversion to I = 0):   18.98         LogK2.31 nm−2 (SSD-normalized):   18.86
Experiment: Batch Sorption Experiments
Ionic Strength: 0.01 mol/L NaNO3
Temperature: 298.15 K
pH Range: 3 - 10
Ligand Concentration Range: 5E-5 mol/L
Fit Method: MINTEQ
Comment: 0.3, 1 or 3 mM total Fe; re-evaluated molybdate binding data published by [G03b] (input data the percent adsorbed molybdate were used); surface complexation constants for phosphate and electrolyte ions were those of [TSPG13]
 
1 data sets were retrieved