RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: G85
SCM Type: CC - Constant Capacitance
Ligand: SeO3<2-> - selenite
Site Type: »Fe-OH
Equation: »Fe-OH + SeO3<2-> + H<1+>  ⇔  »Fe-SeO3<1-> + H2O
LogK: 16.8         LogK2.31 nm−2 (SSD-normalized):   20.97
Experiment: Batch Sorption Experiments
Ionic Strength:
Solid/Liquid Ratio: 4.36 g/L
pH Range: 3-11
Fit Method: FITEQL
Comment: experimental results from [H70]; FITEQL/MICROQL; original reaction equation in the study: »Fe-OH + H2SeO3 = »FeSeO3<1-> + H2O + H<1+> with logK = 5.8, formation constant in aqueous solution: H2SeO3 = 2H<1+> + SeO3<2-> logK = -11.00 calculated with equations and formation constants from [ONOOR05]
 
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