Sul’fatlar
|
|
Sul’fidlar
|
|
Ag2CrO4
|
1,110-12
|
CaSO4
|
2,510-9
|
NiS
|
3,210-19
|
Fosfatlar
|
|
SrSO4
|
3,510-7
|
ZnS
|
1,610-24
|
MgNH4PO4
|
2,510-13
|
BaSO4
|
1,110-10
|
MnS
|
2,510-10
|
AlPO4
|
5,710-19
|
PbSO4
|
1,610-8
|
FeS
|
5,110-18
|
CaHPO4
|
7,010-7
|
Gidroksidlar
|
|
CoS
|
4,010-21
|
BiPO4
|
1,310-23
|
LiOH
|
4,010-2
|
CuS
|
6,310-36
|
BaHPO4
|
9,110-8
|
Mg(OH)2
|
6,010-10
|
Ag2S5
|
3,710-38
|
Zn3(PO4)2
|
9,110-33
|
Ca(OH)2
|
5,510-6
|
Ag2S3
|
4,010-25
|
Ag3PO4
|
1,310-20
|
Al(OH)3
|
1,010-32
|
Sb2S3
|
1,610-23
|
FePO4
|
1,310-22
|
Fe(OH)2
|
7,910-16
|
Hg2S
|
1,010-47
|
Ni3 (PO4)2
|
5,010-31
|
Fe(OH)3
|
3,710-38
|
HgS
|
1,610-52
|
|
|
Oksidlovchi va qaytaruvchilarning normal oksidlanish-qaytarilish potentsiali Eo
4- Jadval
YUqori oksidlanish darajasi
|
+
|
Quyi oksidlanish darajasi
|
Eo,v
|
|
|
|
+2,87
|
|
|
|
+2,05
|
|
|
|
+1,8
|
|
|
|
+1,77
|
|
|
|
+1,69
|
|
|
|
+1,51
|
|
|
|
+1,455
|
|
|
|
+1,45
|
|
|
|
+1,359
|
|
|
|
+1,33
|
|
|
|
+1,23
|
|
|
|
+1,229
|
|
|
|
+1,19
|
|
|
|
+1,087
|
|
|
|
+0,99
|
|
|
|
+0,96
|
|
|
|
+0,815
|
|
|
|
+0,80
|
|
|
|
+0,799
|
|
|
|
+0,771
|
|
|
|
+0,60
|
|
|
|
+0,56
|
|
|
|
+0,56
|
|
|
|
+0,536
|
|
|
|
+0,401
|
|
|
|
+0,36
|
|
|
|
+0,337
|
|
|
|
+0,212
|
|
|
|
+0,17
|
|
|
|
+0,15
|
|
|
|
+0,14
|
|
|
|
+0,01
|
|
|
|
+0,00
|
|
|
|
-0,12
|
|
|
|
-0,126
|
|
|
|
-0,13
|
|
|
|
-0,140
|
|
|
|
-0,23
|
|
|
|
-0,28
|
|
|
|
-0,402
|
|
|
|
-0,440
|
|
|
|
-0,46
|
|
|
|
-0,48
|
|
|
|
-0,56
|
|
|
|
-0,763
|
|
|
|
-0,93
|
|
|
|
-1,19
|
|
|
|
-1,216
|
|
|
|
-1,66
|
|
|
|
-2,35
|
|
|
|
-2,37
|
|
|
|
-2,713
|
|
|
|
-2,87
|
|
|
|
-2,925
|
Suvli eritmalardagi ba`zi kompleks ionlarning beqarorlik doimiyligi
5 – Jadval
Kompleks hosil qiluvchi ion
|
Kompleks ionning dissotsilanishi
|
K
|
pK=ℓqK
|
Aq+
|
[Aq(NH3)2] Aq+ + 2NH3
|
6,810-8
|
7,17
|
Aq+
|
[Aq(CN)2] Aq+ + 2CN-
|
1,0810-21
|
21
|
AI3+
|
[AIF]3- AI3+ + 6F-
|
2,010-21
|
20,70
|
Cu2+
|
[Cu(NH3)4]2+ Cu2+ + 4NH3
|
2,010-13
|
12,70
|
Cu2+
|
[Cu(CN)4]2- Cu2+ + 4CN-
|
5,010-28
|
27,30
|
Fe2+
|
[Fe(CN)4]4- Fe2+ + 6CN-
|
1,010-37
|
37
|
Fe3+
|
[Fe(CN)6]3- Fe3+ + 6CN-
|
1,010-44
|
44
|
Fe3+
|
[Fe(SCN)6]3- Fe3+ + 6SCN-
|
3,210-4
|
3,50
|
Hq2+
|
[HqJ4]2- Hq2+ + 4J-
|
1,510-30
|
29,82
|
J-
|
[J3]- J2 + J-
|
1,310-3
|
2,89
|
Jn2+
|
[Jn(NH3)4]2+ Jn2+ + 4NH3
|
210-9
|
8,70
|
Co2+
|
[Co(SCN)4]2+ Co2+ + 4SCN-
|
6,3110-2
|
1,20
|
Co2+
|
[Co(NH3)4]2+ Co2+ + 6NH3
|
4,0710-5
|
4,39
|
Co3+
|
[Co(NH3)6]3+ Co3+ + 6NH3
|
6,1710-36
|
35,21
|
Cd2+
|
[Cd(NH3)4]2+ Cd2+ + 4NH3
|
2,7510-7
|
6,56
|
Cd2+
|
[CdJ4]2- Cd2+ + 4J-
|
7,9410-7
|
6,10
|
FOYDALANILGAN ADABIYOTLAR
Vasil’ev V.P. Analiticheskaya ximiya. ch.1. M., izd-vo "Visshaya shkola", -1989. - 312 s.
Sbornik voprosov i zadach po analiticheskoy ximii (pod red. prof. Vasil’eva V.P.) M., "Visshaya shkola", 1976.
Talipov Sh.T., Husainov H.Sh. Analitik ximiyadan masala va mashqlar to’plami. Toshkent. O’qituvchi. 1984 y. 220 b.
A.G.Voskresenskiy, I.S.Solodkin, G.F.Semikolenov Sbormik zadach i uprajneniy po analiticheskoy ximii. Moskva. “Prosvesheniye”. 1985 g.176 s.
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