RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results

Surface Complex Formation Data:

Mineral:	Quartz
Reference:	S05
SCM Type:	TL - Triple Layer
Ligand:	OH<1-> - hydroxyde
Site Type:	»Si-OH
Equation:	»SiOH + OH<1-> + H<1+> ⇔ »SiOH2-OH
LogK:	8.7
Experiment:	Literature
Ionic Strength:	1.0 mol/L
Temperature:	298.15 K
Fit Method:	Unknown
Comment:	calculation from literature values with standard SSA and SSD at ionic strength of 1M »Si-OH2<1+> + OH<1-> = »Si-OH2-OH logK = 10.9 »Si-OH + H<1+> = »Si-OH2<1+> -pK1 = logK = -2.2 sum »Si-OH + OH<1->+ H<1+> = »Si-OH2-=H logK= 10.9-2.2 = 8.7

1 data sets were retrieved