48, Cadmium (Cd)

lat. cadmea = Zinkerde, -carbonat

Massenwirkungsgesetz
         
  Cu Zn Ga  
  Ag Cd In  
  Au Hg Tl  
         
 

Löslichkeitsprodukte:
Substanz Formel Reaktion pL β (g/L)
Cadmiumarsenat Cd3(AsO4)2 Cd3(AsO4)2 ↔ 3Cd2+ + 2AsO43- 32.66 7.08•10-5
Cadmiumbenzoat Cd(C6H5COO)2 Cd(C6H5COO)2 ↔ Cd2+ + 2C6H5COO- 2.7 2.81•101
Cadmiumcarbonat CdCO3 CdCO3 ↔ Cd2+ + CO32- 12 1.72•10-4
Cadmiumcyanid Cd(CN)2 Cd(CN)2 ↔ Cd2+ + 2CN- 8 2.23•10-1
Cadmiumfluorid CdF2 CdF2 ↔ Cd2+ + 2F- 1.01 4.35•101
Cadmiumformiat Cd(HCOO)2 Cd(HCOO)2 ↔ Cd2+ + 2HCOO- -0.16 1.44•102
Cadmiumhexacyanidoferrat(II) Cd2[Fe(CN)6] Cd2[Fe(CN)6] ↔ 2Cd2+ + Fe(CN)64- 16.49 8.77•10-4
Cadmiumhydroxid Cd(OH)2 Cd(OH)2 ↔ Cd2+ + 2OH- 14.14 1.78•10-3
Cadmiumiodat Cd(IO3)2 Cd(IO3)2 ↔ Cd2+ + 2IO3- 7.6 8.53•10-1
Cadmiummetaborat Cd(BO2)2 Cd(BO2)2 ↔ Cd2+ + 2BO2- 8.64 1.64•10-1
Cadmiummolybdat CdMoO4 CdMoO4 ↔ Cd2+ + MoO42- 7.22 6.7•10-2
Cadmiumoxalat CdC2O4 CdC2O4 ↔ Cd2+ + C2O42- 7.85 2.38•10-2
Cadmiumphosphat Cd3(PO4)2 Cd3(PO4)2 ↔ 3Cd2+ + 2PO43- 32.6 6.24•10-5
Cadmiumselenid CdSe CdSe ↔ Cd2+ + Se2- 34.3 1.35•10-15
Cadmiumselenit CdSeO3 CdSeO3 ↔ Cd2+ + SeO32- 10.29 1.71•10-3
Cadmiumsulfid CdS CdS ↔ Cd2+ + S2- 26.1 1.29•10-11
Cadmiumtellurid CdTe CdTe ↔ Cd2+ + Te2- 42 2.4•10-19
Cadmiumwolframat CdWO4 CdWO4 ↔ Cd2+ + WO42- 5.7 5.09•10-1

Komplexdissoziationskonstanten:
Komplex Formel Reaktion pD
Cadmium-EDTA-Komplex Cd(EDTA)2- Cd(EDTA)2- ↔ Cd2+ + EDTA4- 16.5
Dicarbonatocadmat Cd(CO3)22- Cd(CO3)22- ↔ Cd2+ + 2CO32- 6.4
Dioxalatocadmat Cd(C2O4)2- Cd(C2O4)2- ↔ Cd2+ + 2C2O42- 4.6
Diselenitocadmat Cd(SeO3)22- Cd(SeO3)22- ↔ Cd2+ + 2SeO32- 6.78
Hexaammincadmium Cd(NH3)62+ Cd(NH3)62+ ↔ Cd2+ + 6NH3 5.14
Tetrabromidocadmat CdBr42- CdBr42- ↔ Cd2+ + 4Br- 3.7
Tetrachloridocadmat CdCl42- CdCl42- ↔ Cd2+ + 4Cl- 1.84
Tetracyanidocadmat Cd(CN)42- Cd(CN)42- ↔ Cd2+ + 4CN- 18.78
Tetrahydroxidocadmat Cd(OH)42- Cd(OH)42- ↔ Cd2+ + 4OH- 8.62
Tetraiodidocadmat CdI42- CdI42- ↔ Cd2+ + 4I- 6.2
Tetrathiocyanidocadmat Cd(SCN)42- Cd(SCN)42- ↔ Cd2+ + 4SCN- 3
Tetrathiosulfatocadmat Cd(S2O3)46- Cd(S2O3)46- ↔ Cd2+ + 4S2O32- 7.4
Triacetatocadmat Cd(CH3COO)3- Cd(CH3COO)3- ↔ Cd2+ + 3CH3COO- 2.26
Trinitritocadmat Cd(NO2)3- Cd(NO2)3- ↔ Cd2+ + 3NO2- 4.8