配合物稳定常数

1、金属-无机配位体配合物的稳定常数(25 C)Stability Constants of Metal Ion-Inorganic Coordination Compounds序号(No.)配位体(Liga nd)金属离子(Metal ion)配位体数目n(Number of liga nd)lg 311NH3+Ag1,23.24,7.05Au3+410.3Cd2+123,4,5,62.65,4.75,6.19,7.12,6.80,5.14Co2+123,4,5,62.11,3.74,4.79,5.55,5.73,5.11Co3+123,4,5,66.7,14.0,20.1,25.7,30.8,

2、35.2Cu +1,25.93,10.86Cu2+1,2,3,4,54.31,7.98,11.02,13.32,12.862+Fe1,21.4,2.22+Hg1,2,3,48.8,17.5,18.5,19.28Mn2+1,20.8,1.32+Ni1,2,3,4,5,62.80,5.04,6.77,7.96,8.71,8.742+Pd1,2,3,49.6,18.5,26.0,32.82+Pt635.3r 2+ Zn1,2,3,42.37,4.81,7.31,9.462Br-+Ag1,2,3,44.38,7.33,8.00,8.733+Bi1,2,3,4,5,62.37,4.20,5.90,7.3

3、0,8.20,8.30Cd2+1,2,3,41.75,2.34,3.32,3.70,Ce3+10.42+Cu25.892+Cu10.302+Hg1,2,3,49.05,17.32,19.74,21.00.3+In1,21.30,1.882+Pb1,2,3,41.77,2.60,3.00,2.302+Pd1,2,3,45.17,9.42,12.70,14.90Rh3+2,3,4,5,614.3,16.3,17.6,18.4,17.2Sc3+1,22.08,3.08Sn2+1,2,31.11,1.81,1.463+Tl1,2,3,4,5,69.7,16.6,21.2,23.9,29.2,31.64

4、+U10.183+Y11.323Cl-+Ag1,2,43.04,5.04,5.303+Bi1,2,3,42.44,4.7,5.0,5.62+Cd1,2,3,41.95,2.50,2.60,2.80Co3+11.42Cu +2,35.5,5.7小2+Cu1,20.1, -0.6匚2+ Fe11.17L 3+ Fe29.8LJ 2+Hg1,2,3,46.74,13.22,14.07,15.07i 3+ In1,2,3,41.62,2.44,1.70,1.602+Pb1,2,31.42,2.23,3.232+Pd1,2,3,46.1,10.7,13.1,15.7Pt2+2,3,411.5,14.5,

5、16.0Sb3+1,2,3,42.26,3.49,4.18,4.72c 2+ Sn1,2,3,41.51,2.24,2.03,1.483+Tl1,2,3,48.14,13.60,15.78,18.004+Th1,21.38,0.38r 2+ Zn1,2,3,40.43,0.61,0.53,0.204+Zr1,2,3,40.9,1.3,1.5,1.24CN-+Ag2,3,421.1,21.7,20.6+Au238.32+Cd1,2,3,45.48,10.60,15.23,18.78+Cu2,3,424.0,28.59,30.30i- 2+ Fe635.0匸3+Fe642.02+Hg441.42+

6、Ni431.3r 2+ Zn1,2,3,45.3,11.70,16.70,21.605F-Al3+1,234,5,66.11,11.12,15.00,18.00,19.40,19.80Be2+1,2,3,44.99,8.80,11.60,13.10Bi3+11.42Co2+10.4小3+ Cr1,2,34.36,8.70,11.20小2+Cu10.9匸2+Fe10.83+Fe1,2,3,55.28,9.30,12.06,15.77Ga3+1,2,34.49,8.00,10.50Hf4+123,4,5,69.0,16.5,23.1,28.8,34.0,38.02+Hg11.03.3+In1,2,

7、3,43.70,6.40,8.60,9.80Mg2+11.30Mn2+15.48Ni2+10.50Pb2+1,21.44,2.54Sb3+1,2,3,43.0,5.7,8.3,10.9Sn2+1,2,34.08,6.68,9.504+Th1,2,3,48.44,15.08,19.80,23.202+TiO1,2,3,45.4,9.8,13.7,18.0r 2+ Zn10.78r 4+ Zr1,2,3,4,5,69.4,17.2,23.7,29.5,33.5,38.36I-+Ag1,2,36.58,11.74,13.683+Bi1,4,5,63.63,14.95,16.80,18.802+Cd1

8、,2,3,42.10,3.43,4.49,5.41+Cu28.85匸3+Fe11.882+Hg1,2,3,412.87,23.82,27.60,29.83Pb2+1,2,3,42.00,3.15,3.92,4.47PcT424.5+Tl1,2,30.72,0.90,1.083+Tl1,2,3,411.41,20.88,27.60,31.827OH-+Ag1,22.0,3.99Al3+1,49.27,33.03As3+1,2,3,414.33,18.73,20.60,21.20Be2+1,2,39.7,14.0,15.2Bi3+1,2,412.7,15.8,35.2小2+Ca11.32+Cd1,

9、2,3,44.17,8.33,9.02,8.62小3+Ce14.64+Ce1,213.28,26.46Co2+1,2,3,44.3,8.4,9.7,10.2Cr3+1,2,410.1,17.8,29.9小2+Cu1,2,3,47.0,13.68,17.00,18.5匚2+ Fe1,2,3,45.56,9.77,9.67,8.58L 3+ Fe1,2,311.87,21.17,29.67lj 2+Hg1,2,310.6,21.8,20.91 3+In1,2,3,410.0,20.2,29.6,38.92+Mg12.582+Mn1,33.9,8.3Ni21,2,34.97,8.55,11.33r

10、4+ Pa1,2,3,414.04,27.84,40.7,51.42+Pb1,2,37.82,10.85,14.58Pd2+1,213.0,25.8Sb3+2,3,424.3,36.7,38.3Sc3+18.9c 2+ Sn110.43+Th1,212.86,25.373+Ti112.71r 2+ Zn1,2,3,44.40,11.30,14.14,17.664+Zr1,2,3,414.3,28.3,41.9,55.38N03-r 2+ Ba10.92Bi3+11.26Ca2+10.282+Cd10.40i- 3+ Fe11.02+Hg10.35Pb2+11.18Tl +10.33ti3+10

11、.9294-P2O7c 2+ Ba14.6Ca2+14.6Cd3+15.6c 2+ Co16.1小2+Cu1,26.7,9.02+Hg212.382+Mg15.7Ni2+1,25.8,7.4Pb2+1,27.3,10.15Zn2+1,28.7,11.010SCN-Ag +1,2,3,44.6,7.57,9.08,10.083+Bi123,4,5,61.67,3.00,4.00,4.80,5.50,6.10Cd2+1,2,3,41.39,1.98,2.58,3.6Cr3+1,21.87,2.98+Cu1,212.11,5.18c 2+ Cu1,21.90,3.001- 3+ Fe1,2,3,4,

12、5,62.21,3.64,5.00,6.30,6.20,6.102+Hg1,2,3,49.08,16.86,19.70,21.702+Ni1,2,31.18,1.64,1.812+Pb1,2,30.78,0.99,1.00c 2+ Sn1,2,31.17,1.77,1.744+Th1,21.08,1.78r 2+ Zn1,2,3,41.33,1.91,2.00,1.6011S2O32+Ag1,28.82,13.46Cd2+1,23.92,6.44Cu +1,2,310.27,12.22,13.841- 3+ Fe12.102+Hg2,3,429.44,31.90,33.242+Pb2,35.1

13、3,6.3512SO42-+Ag11.3Ba2+12.7Bi3+1,2,3,4,51.98,3.41,4.08,4.34,4.60Fe3+1,24.04,5.382+Hg1,21.34,2.40.3+In1,2,31.78,1.88,2.362+Ni12.42+Pb12.75r 3+ Pr1,23.62,4.92Th41,23.32,5.50r 4+ Zr1,2,33.79,6.64,7.77金属-有机配位体配合物的稳定常数（25 C）(表中离子强度都是在有限的范围内，I心0。Stability Constants of Metal Ion-Organic Coordination Compo

14、unds序号(No.)配位体(Ligand)金属离子(Metal ion)配位体 数目n(Number of liga nd)lg 3i1乙二胺四乙酸(EDTA) (HOOCCH 2)2NCH 22Ag +17.323+Al116.112+Ba17.782+Be19.3Bi3+122.8Ca2+111.0Cd2+116.4Co2+116.31小3+Co136.0小3+ Cr123.0小2+Cu118.7匸2+Fe114.83匸3+Fe124.23-3+Ga120.252+Hg121.80.3+In124.95+Li12.792+Mg18.642+Mn113.8Mo(V)16.36+Na11.6

15、6Ni2118.562+Pb118.32+Pd118.5c 2+ Sc123.1c 2+ Sn122.1c 2+ Sr18.80Th4+123.2TiO2+117.33+Tl122.54+U117.50VO2118.03+Y118.32r 2+ Zn116.4r 4+ Zr119.42乙酸(Acetic acid) CH3C00H+Ag1,20.73,0.64r 2+ Ba10.41c 2+ Ca10.62+Cd1,2,31.5,2.3,2.4c 3+ Ce1,2,3,41.68,2.69,3.13,3.18小2+Co1,21.5,1.9小3+ Cr1,2,34.63,7.08,9.602+C

16、u (20C )1,22.16,3.20i 3+ In1,2,3,43.50,5.95,7.90,9.082+Mn1,29.84,2.062+Ni1,21.12,1.812+Pb1,2,3,42.52,4.0,6.4,8.5c 2+ Sn1,2,33.3,6.0,7.33+Tl1,2,3,46.17,11.28,15.10,18.3r 2+ Zn11.53乙酰丙酮(Acetyl acet one)CH3COCH2CH33+。Al (30 C)1,28.6,15.52+Cd1,23.84,6.66Co2+1,25.40,9.54Cr2+1,25.96,11.7小2+Cu1,28.27,16.34

17、1- 2+ Fe1,25.07,8.671- 3+ Fe1,2,311.4,22.1,26.72+Hg221.52+Mg1,23.65,6.272+Mn1,24.24,7.353+Mn33.862+Ni (20 C)1,2,36.06,10.77,13.092+Pb26.32PcT(30 C)1,216.2,27.1Th4+1,2,3,48.8,16.2,22.5,26.7Ti3+1,2,310.43,18.82,24.902+V1,2,35.4,10.2,14.72+Zn (30 C )1,24.98,8.81Zr4+1,2,3,48.4,16.0,23.2,30.14草酸(Oxalic a

18、cid)HOOCCOOHAg +12.413+Al1,2,37.26,13.0,16.3c 2+ Ba12.31c 2+ Ca13.02+Cd1,23.52,5.77c 2+ Co1,2,34.79,6.7,9.7c 2+ Cu1,26.23,10.27L 2+ Fe1,2,32.9,4.52,5.221- 3+ Fe1,2,39.4,16.2,20.22+Hg19.662+Hg226.982+Mg1,23.43,4.382+Mn1,23.97,5.80Mn3+1,2,39.98,16.57,19.42Ni2+1,2,35.3,7.64,8.5Pb2+1,24.91,6.76c 3+Sc1,2

19、,3,46.86,11.31,14.32,16.704+Th424.482+Zn1,2,34.89,7.60,8.154+Zr1,2,3,49.80,17.14,20.86,21.155乳酸(Lactic acid) CH3CHOHCOOHc 2+Ba10.64小2+Ca11.422+Cd11.70c 2+Co11.90c 2+Cu1,23.02,4.853+Fe17.12+Mg11.372+Mn11.43Ni212.22Pb2+1,22.40,3.80Sc2+15.24+Th15.5r 2+ Zn1,22.20,3.756水杨酸(Salicylic acid)C6H4(OH)COOH3+Al

20、114.112+Cd15.55小2+Co1,26.72,11.42小2+Cr1,28.4,15.3小2+Cu1,210.60,18.452+Fe1,26.55,11.252+Mn1,25.90,9.802+Ni1,26.95,11.75Th4+1,2,3,44.25,7.60,10.05,11.60TiO2+16.09V216.3r 2+ Zn16.857磺基水杨酸(5-sulfosalicylic acid)HO3SQH3(OH)COOH3+Al (0.1mol/L)1,2,313.20,22.83,28.892+Be (0.1mol/L)1,211.71,20.812+Cd (0.1mol

21、/L)1,216.68,29.082+Co (0.1mol/L)1,26.13,9.82Cr3+(0.1mol/L)19.562+Cu (0.1mol/L)1,29.52,16.452+Fe (0.1mol/L)1,25.9,9.93+Fe (0.1mol/L)1,2,314.64,25.18,32.12Mn2 (0.1mol/L)1,25.24,8.242+Ni (0.1mol/L)1,26.42,10.242+Zn (0.1mol/L)1,26.05,10.658酒石酸(Tartaric acid) (HOOCCHOH) 2Ba2+21.62Bi3+38.30小2+Ca1,22.98,9.

22、012+Cd12.8小2+Co12.1小2+Cu1,2,3,43.2,5.11,4.78,6.51匸3+Fe17.49LJ 2+Hg17.02+Mg21.362+Mn12.49Ni212.06Pb2+1,33.78,4.7Sn2+15.22+Zn1,22.68,8.329丁二酸(Buta nedioic acid) HOOCCH 2CH2COOHc 2+ Ba12.082+Be13.08小2+Ca12.02+Cd12.2Co2+12.22Cu2+13.331- 3+ Fe17.492+Hg27.282+Mg11.202+Mn12.262+Ni12.362+Pb12.82+Zn11.610硫脲(

23、Thiourea)Ag +1,27.4,13.1Bi3+611.9Cd2+1,2,3,40.6,1.6,2.6,4.6H2NC( S)NH2Cu +3,413.0,15.42+Hg2,3,422.1,24.7,26.82+Pb1,2,3,41.4,3.1,4.7,8.311乙二胺(Ethyoe nediam ine) H2NCH 2CH2NH2+Ag1,24.70,7.702+Cd (20C )1,2,35.47,10.09,12.09小2+Co1,2,35.91,10.64,13.94Co3+1,2,318.7,34.9,48.69Cr2+1,25.15,9.19Cu +210.8c 2+

24、Cu1,2,310.67,20.0,21.02+Fe1,2,34.34,7.65,9.702+Hg1,214.3,23.32+Mg10.372+Mn1,2,32.73,4.79,5.672+Ni1,2,37.52,13.84,18.332+Pd226.90V21,24.6,7.5Zn2+1,2,35.77,10.83,14.1112吡啶(Pyridi ne)C5H5NAg +1,21.97,4.352+Cd1,2,3,41.40,1.95,2.27,2.50小2+Co1,21.14,1.54小2+Cu1,2,3,42.59,4.33,5.93,6.542+Fe10.712+Hg1,2,35.1

25、,10.0,10.42+Mn1,2,3,41.92,2.77,3.37,3.50r 2+ Zn1,2,3,41.41,1.11,1.61,1.9313甘氨酸(Glyci n)H2NCH2COOH+Ag1,23.41,6.89c 2+ Ba10.77Ca2+11.38Cd2+1,24.74,8.60Co2+1,2,35.23,9.25,10.76Cu2+1,2,38.60,15.54,16.272+ 。Fe (20 C)1,24.3,7.82+Hg1,210.3,19.22+Mg1,23.44,6.462+Mn1,23.6,6.62+Ni21,2,36.18,11.14,15.02+Pb1,25

26、.47,8.922+Pd1,29.12,17.55r 2+ Zn1,25.52,9.96142-甲基-8-羟基喹啉(50%二噁烷)(8-Hydroxy-2-methyl quin oli ne)2+Cd1,2,39.00,9.00,16.60Ce3+17.71Co2+1,29.63,18.50小2+Cu1,212.48,24.00匸2+Fe1,28.75,17.102+Mg1,25.24,9.642+Mn1,27.44,13.992+Ni1,29.41,17.762+Pb1,210.30,18.502+UO21,29.4,17.02+Zn1,29.82,18.72EDTA 的 lga（H）值lg a（H）Values of EDTApHlg aY（H）pHlg a（H）pHlg ccy（h）pHlg ccy（h）pHlg cy（h）0.023.642.511.905.06.457.52.7810.00.450.123.062.611.625.16