RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Gibbsite
Reference: G14
SCM Type: TL - Triple Layer
Ligand: SeO4<2-> - selenate
Site Type: »Al-OH
Equation: »Al-OH + SeO4<2-> + H<1+>  ⇔  »Al-OH2<1+>_SeO4<2->
LogK: 10.63         LogK2.31 nm−2 (SSD-normalized):   9.24
Experiment: Batch Sorption Experiments
Ionic Strength: NaCl
Temperature: 296.75 K
Solid/Liquid Ratio: 2.0 g/L
pH Range: 1.5 - 12
Ligand Concentration Range: 1.9E-5 mol/L
Fit Method: FITEQL
Comment: 0.01 and 0.001 M NaCl; background electrolyte constants from [G10];
original equation: »Al-OH + HSeO4<1-> = »Al-OH2<1+>_SeO4<2-> with log K = 8.88 (HSeO4<1-> = H<1+> + SeO4<2->, log K = -1.75 [ONOOR05]);
outer-sphere surface complex
 
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