Mineral: |
Baddeleyite (Zirconia) |
Reference: |
RBM83 |
SCM Type: |
TL - Triple Layer |
Ligand: |
NO3<1->
- nitrate
|
Site Type: |
»Zr-OH |
Equation: |
»Zr-OH + NO3<1-> + H<1+> ⇔ »Zr-OH2-NO3 |
LogK: |
5.2
LogK2.31 nm−2 (SSD-normalized): 4.63
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
KNO3
|
Temperature: |
303.15 K |
Solid/Liquid Ratio: |
20.0 g/L |
pH Range: |
4-9 |
Ligand Concentration Range: |
0.001-0.1 mol/L |
Fit Method: |
Comment: |
ionic strength 0.1, 0.01 and 0.001M calulation with Kint anion from equ. 17 [BFMR84] and pK1 for anion: »Fe-OH2<1+>+A<1->=»Fe-O-H2-A logK=1.0 »Fe-OH2<1+>=»Fe-OH+H<1+> pK1=4.2 = -logK equ. invers logK=4.2 sum equ »Fe-OH+NO3<1->+H<1+>=»Fe-OH2-NO3 logK=1.0+4.2=5.2 |
|