Орґанічні ліґанди: аміни
C2H7NO, H2N‑CH2‑CH2‑OH, 2‑аміноетанол
H+ lg KH = { |
9,498, 9,62 [I = 0,5] |
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Ag+ lg 1 ={ |
3,2 3,13 [I = 0,5] |
lg 2 ={ |
6,76 6,68 [I = 0,5] |
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Cd2+ lg 1 = 2,77 lg 2 = 4,09 lg 3 = 5,6 [I = 0,1]
Cu2+ lg 1 = 5,7 lg 2 = 9,8 lg 3 = 13,0 lg 4 = 15,2 [I = 0,1]
Hg2+ lg 1 = { |
8,56 8,52 [I = 0,5] |
lg 2 = { |
17,33 17,32 [I = 0,5] |
Ni2+ lg 1 = { |
2,98 [I = 0,1] 3,06 [I = 0,4] |
lg 2 = { |
5,33 [I = 0,1] 5,52 [I = 0,4] |
lg 3 = { |
7,33 [I = 0,1] 6,95 [I = 0,4] |
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32
C2H7NO, H2N‑CH2‑CH2‑OH, 2‑аміноетанол (продовження)
Pb2+ lg 1 = 7,56 [I = 0,1]
Zn2+ lg 1 = 3,7 lg 2 = 6,1 lg 3 = 9,4 [I = 0,1]
C2H8N2, H2N‑CH2‑CH2‑NH2, En, етилендіамін
H+ lg KH1 = { |
9,928 10,18 |
lg KH2 = { |
6,848, 7,45 |
Ag+ lg 1 = 4,70 lg 2 = 7,70
lg K(AgEn+ + H+ AgHEn2+) = 7,68
lg K(AgEn+ + Ag+ Ag2En2+) = 1,8
lg K(2 AgEn+ Ag2En22+) = 3,8 [20oC, I = 0,1]
Cd2+ lg 1 = { |
5,41 5,62 |
lg 2 = { |
9,91 10,21 |
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lg 3 = { |
11,74 [I = 0,1] 12,30 |
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Cu+ lg 1 = 11,2 [I = 0,3], lg 2 = 4,09, lg 3 = 5,6 [I = 0,1]
Cu2+ lg 1 = { |
10,48 10,82 |
lg 2 = { |
19,55 20,2 |
lg K(CuEn2+ + OH‑ CuEnOH+) = 0,73 [I = 0,5]
Hg2+ lg 1 = 14,3, lg 2 = 23,24 [I = 0,1]
lg K(HgEn2+ + OH‑ HgEnOH+) = 9,5
lg K(HgEn22+ + H+ HgHEn23+) = 5,2
lg K(HgHEn23+ + H+ HgH2En24+) = 3,6 [I = 0,1]
lg K(HgCl2 + En HgCl2En) = 5,54 [I = 0]
Ni2+ lg 1 = { |
7,35 [I = 0,1] 7,58 |
lg 2 = { |
13,50 14,02 |
lg 3 = { |
17,61 18,44 |
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Pb2+ lg 1 = 7,0 [I = 0,1] lg 2 = 8,45 [I = 0,1]
Zn2+ lg 1 = { |
5,66 5,92 [I = 1,4] |
lg 2 = { |
10,64 11,07 [I = 1,4] |
lg 3 = { |
13,89 12,93 [I = 1,4] |
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33
C6H18N4, H2N‑(CH2)2‑NH‑(CH2)2‑ NH‑(CH2)2‑NH2, Trien,
триетилентетрамін
H+ lg KH1 = { |
9,74 [I = 0,1] 10,02 |
lg KH2 = { |
9,08 [I = 0,1] 9,39 |
lg KH3 = { |
6,56 [I = 0,1] 7,00 |
lg KH4 ={ |
3,25 [I = 0,1] 4,00 |
Ag+ lg 1 = 4,70 lg K(AgTrien+ + H+ AgHTrien2+) = 8,0
lg K(AgHTrien2+ + H+ AgH2Trien3+) = 6,2
lg K(Ag+ + AgTrien+ Ag2Trien2+) = 2,4 [20oC, I = 0,1]
Cd2+ lg 1 = { |
10,63 [I = 0,1] 11,04 |
lg K(CdTrien2+ + H+ CdHTrien3+) = 6,2 [20oC, I = 0,1]
Cu2+ lg 1 = { |
20,1 [I = 0,1] 20,9 |
lg K(CuTrien 2+ + H+ CuHTrien3+) = 3,5 [20oC, I = 0,1]
lg K(CuTrienOH+ + H+ CuTrien2+ + H2O) = 10,8 [I = 0,1]
Hg2+ lg 1 = { |
25,1 [I = 0,1] 25,3 [20oC, I = 0,1] |
lg K(HgTrien2+ + H+ HgHTrien3+) = 5,5 [20oC, I = 0,1]
Ni2+ lg 1 = { |
13,8 [I = 0,1] 14,5 |
lg 2 = 18,6, lg 32 = 36,9 [I = 0,5] |
lg K(NiTrien2+ + H+ NiHTrien3+) = 4,8 [I = 0,1]
Pb2+ lg 1 = 10,4 [I = 0,1]
Zn2+ lg 1 = { |
12,03 [I = 0,1] 12,05 |
lg K(ZnTrien2+ + H+ ZnHTrien3+) = 5,1 [I = 0,1]
C9H7CNO |
HOxin, 8-гідроксихінолін; ліґанд C9NH6‑O‑, Oxin‑, 8-гідроксихінолінат-іон (оксинат-іон) |
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lg KD(HOxin HOxin(CHCl3)) = lg KD(HOxin 
) = 2,66
[I=0,1]
(реаґенти з надкресленими формулами - у розчиннику CHCl3)
H+ lg KH1 = { |
9,81 9,58 |
lg KH2 = { |
4,91 5,17 |
Ag+ lg 1 = 5,20 [20oC, I=0,1] lg 2 = 9,56 [20oC, I=0,1]
lg Kex(Ag+ +
+ H+) = ‑4,51
[20oC, I=0,1]
Al3+ lg Ks = -28,99
lg
Kex(Al3+ + 3
+ 3 H+) = ‑5,22
[20oC, I=0,1]
Ba2+ lg 1 = 2,07 lg Ks = ‑7,7 [I = 0,1]
lg KD(Ba2+ + 4
+ 2 H+) = ‑20,9
[I=0,1]
Bi3+ lg Kex(Bi3+ + 3
+ 3 H+) = ‑1,2
[20oC, I=0,1]
Ca2+ lg 1 = 3,27 lg Ks = ‑10,4 [I = 0,1]
lg Kex(Ca2+ + 3
+ 2 H+) = ‑17,89
[I=0,1]
Cd2+ lg 1 = 7,78 [20oC]
lg Kex(Cd2+ + 2
+ 2 H+) = 5,29
[20oC, I=0,1]
Co2+ lg 1 = 8,65 lg Ks = ‑24,2 [I = 0,1]
lg Kex(Co2+ + 3
+ 2 H+) = ‑3,7
[20oC, I=0,1]
lg Kex(Co2+ + 4
+ 2 H+) = ‑2,16
[20oC, I=0,1]
35
Oxin‑, оксинат-іон (продовження)
Cu2+ lg 1 = 8,65 lg Ks = ‑29,1 [I = 0,1]
lg Kex(Cu2+ + 2
+ 2 H+) = 1,77
[20oC, I=0,1]
Fe3+ lg 1 = { |
14,52 13,0 [I = 0,5] |
lg 2 = 25,3 [I = 0,5] |
lg 3 = 36,9 [I = 0,5] lg Ks = ‑43,5 [I = 0,1]
lg Kex(Fe3+ + 3
+ 3 H+) = 4,11
[I=0,1]
Mg2+ lg 1 = 4,74 |
lg Ks = { |
‑15,4 ‑14,8 [I = 0,1] |
lg Kex(Mg2+ + 2
+ 2 H+) = ‑15,13 [I=0,1]
Mn2+ lg 1 = 6,24 [I=0,1] lg Ks = ‑21,7
lg Kex(Mn2+ + 2
+ 2 H+) = ‑9,32
[20oC, I=0,1]
Ni2+ lg 1 = 9,27 lg Ks = ‑25,5 [I = 0,1]
lg Kex(Ni2+ + 2
+ 2 H+) = ‑2,18
[20oC, I=0,1]
lg Kex(Ni2+ + 3
+ 2 H+) =
= ‑0,1 [20oC, I=0,1]
Pb2+ lg 1 = 9,02
lg Kex(Pb2+ + 2
+ 2 H+) = ‑8,04
[20oC, I=0,1]
Sr2+ lg 1 = 2,56 lg Ks = ‑8,7 [I = 0,1]
lg Kex(Sr2+ + 4
+ 2 H+) =
= ‑19,71 [20oC, I=0,1]
Zn2+ lg 1 = 8,52 [20oC, I=0,1] lg 2 = 15,8 lg Ks = ‑23,7 [I = 0,1]
lg Kex(Zn2+ + 3
+ 2 H+) = ‑7,8
[30oC, I=0,1]
lg Kex(Zn2+ + 4 
+ 2 H+) = ‑2,16
[30oC, I=0,1]
36
C10H8N2 |
Bipy, біпіридил |
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H+ lg KH1 = { |
4,35 4,67 |
lg KH2 = 1,5 [I=0,1] |
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Cd2+ lg 1 = 4,18 [I=0,1], lg 2 = 7,7 [I=0,1], lg 3 = 10,3 [I=0,1]
Cu+ lg 1 = 12,95 [20oC, I=0,1]
Cu2+ lg 1 = 6,33 [I=0,1]
lg K(CuOHBipy+ + H+ CuBipy2+ + H2O) = 7,9 [I=0,1]
lg K(Cu(OH)2Bipy + 2 H+ CuBipy2+ + 2 H2O) = 17,67 [I=0,1]
lg K(2 CuBipy2+ + 2 H2O Cu2(OH)2Bipy22+ + 2 H+) = 10,81
[I=0,1]
Fe2+ lg 1 = { |
4,36 4,65 [20oC] |
lg 2 = 7,90 [I=0,1] |
lg 3 = { |
17,2 [I=0,1] 17,49 |
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Fe3+ lg K(2 Fe3+ + 4 Bipy + 2 H2O
Fe2(OH)2Bipy 44+ + 2H+) = 16,29 [20oC, I=0,1]
Hg2+ lg 1 = 9,64, lg 2 = 16,7, lg 3 = 19,5 [20oC, I=0,1]
Mn2+ lg 1 = { |
2,62 [I = 0,1] 2,61 |
lg 2 = { |
4,62 [I = 0,1] 4,47 |
lg 3 = { |
5,6 [I = 0,1] 6,0 |
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Ni2+ lg 1 = { |
7,04 [I = 0,1] 7,06 |
lg 2 = { |
13,85 [I = 0,1] 14,01 |
lg 3 = { |
20,16 [I = 0,1] 20,47 |
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Pb2+ lg 1 = 2,9 [I=0,1]
Zn2+ lg 1 = { |
5,13 [I = 0,1] 5,34 |
lg 2 = { |
9,5 [I = 0,1] 9,96 |
lg 3 = { |
13,2 [I = 0,1] 13,97 |
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37
C12H8N2 |
Phen, о-фенантролін |
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H+ lg KH1 = { |
4,86 5,12 |
lg KH2 = 1,9 [I=0,1] |
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Cd2+ lg 1 = 5,8 [I=0,1], lg 2 = 10,6 [I=0,1], lg 3 = 14,6 [I=0,1]
Cu2+ lg 1 = 7,4 [I=0,1]
lg K(CuPhen2+ + 2 H2O Cu(OH)2Phen + 2 H+ ) = 17,3 [I=0,1]
lg K(2 CuPhen+ + 2 H2O Cu2(OH)2Phen22+ + 2 H+) = 10,69
[I=0,1]
Fe2+ lg 1 = 5,85, lg 2 = 11,15, lg 3 = 21,0 [I=0,1]
Fe3+ lg 1 = 6,5 lg 2 = 11,4 [20oC, I=0,1] lg 3 = 13,8
lg K(Fe2OHPhen45+ + H+ Fe2Phen46+ + H2O) = 6,5 [I=0,1]
lg K(Fe2(OH)2Phen44+ + H+ Fe2(OH)Phen45+ + H2O) = 4,4 [I=0,1]
Hg2+ lg 2 = 19,65 [20oC, I=0,1] lg 3 = 23,25 [20oC, I=0,1]
Mn2+ lg 1 = 4,0 [I=0,1] lg 2 = 7,3 [20oC, I=0,1]
lg 3 = 10,3 [I=0,1]
Ni2+ lg 1 = 8,6 [I=0,1] lg 2 = 16,7 [20oC, I=0,1]
lg 3 = 17,08 [I=0,1]
Pb2+ lg 1 = 4,65 [I=0,1]
Zn2+ lg 1 = 6,2 lg = 12,1 lg 3 = 17,3