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pKb-Werte
pKb-Werte
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Alphabetisch
Ordnungszahl
pKb-Werte
#
OZ
Name
pKb-Werte
1.
6
Propanid-Ion (C
3
H
7
-
)
-37
2.
6
Ethanid-Ion (C
2
H
5
-
)
-36
3.
6
Methanid-Ion (CH
3
-
)
-30
4.
6
Ethenid-Ion (C
2
H
3
-
)
-30
5.
6
Propenid-Ion (C
3
H
5
-
)
-29
6.
1
Hydrid-Ion (H
-
)
-25
7.
7
Amid-Ion (NH
2
-
)
-21
8.
14
Trihydrogensilicid-Ion (SiH
3
-
)
-21
9.
8
Oxid-Ion (O
2-
)
-15
10.
15
Trihydrogendiphosphid-Ion (P
2
H
3
-
)
-12
11.
32
Trihydrogengermanid-Ion (GeH
3
-
)
-11
12.
7
Hydrazid-Ion (N
2
H
3
-
)
-10.7
13.
15
Dihydrogenphosphid-Ion (PH
2
-
)
-9
14.
6
Hydrogenacetylid-Ion (HC
2
-
)
-8
15.
33
Dihydrogenarsenid-Ion (AsH
2
-
)
-6
16.
8
t-Butanolat-Ion ((CH
3
)
3
CO
-
)
-5
17.
8
Isopropanolat-Ion (CH
3
(CHO)CH
3
-
)
-3.1
18.
8
Peroxid-Ion (O
2
2-
)
-2.8
19.
8
Propanolat-Ion (C
3
H
7
O
-
)
-2.2
20.
79
Hexahydroxo-Aurat(III)-Ion (Au(OH)
6
3-
)
-2
21.
8
Ethanolat-Ion (C
2
H
5
O
-
)
-1.9
22.
55
Cäsiumhydroxid (CsOH)
-1.76
23.
8
Hydroxid-Ion (OH
-
)
-1.76
24.
87
Franciumhydroxid (FrOH)
-1.76
25.
8
Methanolat-Ion (CH
3
O
-
)
-1.54
26.
37
Rubidiumhydroxid (RbOH)
-1.4
27.
19
Kaliumhydroxid (KOH)
-1.1
28.
53
Periodat-Ion (IO
6
5-
)
-1
29.
54
Xenonat(VIII)-Ion (XeO
6
4-
)
-1
30.
32
Orthogermanat-Ion (GeO
4
4-
)
-1
31.
26
Tetrahydroxo-Ferrat(II)-Ion (Fe(OH)
4
2-
)
-1
32.
32
Hydrogenorthogermanat-Ion (HGeO
4
3-
)
-1
33.
27
Tetrahydroxo-Cobaltat(II)-Ion (Co(OH)
4
2-
)
-0.8
34.
80
Trihydroxo-Mercurat(II)-Ion (Hg(OH)
3
-
)
-0.77
35.
11
Natriumhydroxid (NaOH)
-0.56
36.
6
Ethanalat-Ion (CH
3
CO
-
)
-0.5
37.
52
Trihydrogenorthotellurat-Ion (H
3
TeO
6
3-
)
-0.25
38.
76
Perosmat(VIII)-Ion (OsO
6
4-
)
-0.17
39.
14
Orthosilicat-Ion (SiO
4
4-
)
0
40.
25
Trihydroxo-Manganat(II)-Ion (Mn(OH)
3
-
)
0
41.
26
Tetracarbonylferrat(-II)-Ion (Fe(CO)
4
2-
)
0
42.
88
Radiumhydroxid (Ra(OH)
2
)
0
43.
33
Arsenit-Ion (AsO
3
3-
)
0.02
44.
76
Hydrogenperosmat(VIII)-Ion (HOsO
6
3-
)
0.050000000000001
45.
56
Bariumhydroxid (Ba(OH)
2
)
0.15
46.
3
Lithiumhydroxid (LiOH)
0.18
47.
92
Tetrahydroxo-Uranat(VI)-Ion (UO
2
(OH)
4
2-
)
0.2
48.
48
Tetrahydroxo-Cadmat-Ion (Cd(OH)
4
2-
)
0.28
49.
38
Strontiumhydroxid (Sr(OH)
2
)
0.3
50.
57
Tetrahydroxolanthanat-Ion (La(OH)
4
-
)
0.3
51.
7
Hydroxylamid-Ion (NHOH
-
)
0.3
52.
28
Tetrahydroxoniccolat(II)-Ion (Ni(OH)
4
2-
)
0.33
53.
4
Tetrahydroxo-Beryllat-Ion (Be(OH)
4
2-
)
0.46
54.
33
Hydrogenarsenit-Ion (HAsO
3
2-
)
0.48
55.
46
Tetrahydroxo-Palladat(II)-Ion (Pd(OH)
4
2-
)
0.57
56.
88
Hydroxo-Radium-Ion (Ra(OH)
+
)
0.6
57.
56
Hydroxo-Barium-Ion (Ba(OH)
+
)
0.64
58.
81
Thallium(I)hydroxid (TlOH)
0.64
59.
53
Hydrogenperiodat-Ion (HIO
6
4-
)
0.7
60.
79
Pentahydroxo-Aurat(III)-Ion (Au(OH)
5
2-
)
0.7
61.
6
Methanalat-Ion (CHO
-
)
0.7
62.
23
Orthovanadat-Ion (VO
4
3-
)
0.73
63.
38
Hydroxo-Strontium-Ion (Sr(OH)
+
)
0.83
64.
29
Cuprat(II)-Ion (CuO
2
2-
)
0.9
65.
14
Hydrogenorthosilicat-Ion (HSiO
4
3-
)
1
66.
16
Sulfid-Ion (S
2-
)
1.08
67.
48
Trihydroxo-Cadmat-Ion (Cd(OH)
3
-
)
1.18
68.
15
Peroxophosphat-Ion (PO
5
3-
)
1.2
69.
32
Metagermanat-Ion (GeO
3
2-
)
1.28
70.
83
Tetrahydroxo-Bismutat(III)-Ion (Bi(OH)
4
-
)
1.28
71.
32
Dihydrogenorthogermanat-Ion (H
2
GeO
4
2-
)
1.3
72.
20
Calciumhydroxid (Ca(OH)
2
)
1.37
73.
63
Hydroxo-Europium(II)-Ion (Eu(OH)
+
)
1.5
74.
79
Dihydroxo-Aurat(I)-Ion (Au(OH)
2
-
)
1.6
75.
27
Trihydroxo-Cobaltat(II)-Ion (Co(OH)
3
-
)
1.6
76.
6
Salicylat(2-)-Ion (C
6
H
4
(O)COO
2-
)
1.62
77.
15
Orthophosphat-Ion (PO
4
3-
)
1.64
78.
93
Dihydroxo-Neptunylat(V)-Ion (NpO(OH)
2
-
)
1.7
79.
12
Magnesiumhydroxid (Mg(OH)
2
)
1.8
80.
76
Dihydrogenperosmat(VIII)-Ion (H
2
OsO
6
2-
)
1.8
81.
47
Argentat(I)-Ion (AgO
-
)
1.8
82.
70
Hydroxo-Ytterbium(II)-Ion (Yb(OH)
+
)
1.9
83.
58
Tetrahydroxocerat(III)-Ion (Ce(OH)
4
-
)
1.9
84.
8
Propylperoxid-Ion (CH
3
(CHOO)CH
3
-
)
1.9
85.
30
Tetrahydroxo-Zincat-Ion (Zn(OH)
4
2-
)
1.93
86.
25
Mangan(II)hydroxid (Mn(OH)
2
)
2
87.
26
Trihydroxo-Ferrat(II)-Ion (Fe(OH)
3
-
)
2.07
88.
49
Indium(I)hydroxid (InOH)
2.17
89.
51
Tetrahydroxoantimonat(III)-Ion (Sb(OH)
4
-
)
2.18
90.
8
Ethylperoxid-Ion (C
2
H
5
OO
-
)
2.2
91.
79
Tetrahydroxo-Aurat(III)-Ion (Au(OH)
4
-
)
2.2
92.
14
Dihydrogenorthosilicat-Ion (H
2
SiO
4
2-
)
2.23
93.
14
Metasilicat-Ion (SiO
3
2-
)
2.23
94.
81
Tetrahydroxo-Thalliat(III)-Ion (Tl(OH)
4
-
)
2.3
95.
8
Hydrogenperoxid-Ion (HO
2
-
)
2.38
96.
53
Dihydrogenorthoperiodat-Ion (H
2
IO
6
3-
)
2.4
97.
20
Hydroxo-Calcium-Ion (Ca(OH)
+
)
2.43
98.
7
Hyponitrit-Ion ((NO)
2
2-
)
2.46
99.
33
Arsenat-Ion (AsO
4
3-
)
2.47
100.
47
Silberhydroxid (AgOH)
2.5
101.
8
Methylperoxid-Ion (CH
3
OO
-
)
2.5
102.
12
Hydroxo-Magnesium-Ion (Mg(OH)
+
)
2.56
103.
93
Neptunyl(V)hydroxid (NpO
2
(OH))
2.7
104.
82
Tetrahydroxo-plumbat(II)-Ion (Pb(OH)
4
2-
)
2.73
105.
13
Tetrahydroxo-Aluminat-Ion (Al(OH)
4
-
)
2.78
106.
44
Hydrogenperruthenat-Ion (HRuO
5
-
)
2.8
107.
91
Protactinyl(V)hydroxid (PaO(OH)
3
)
2.81
108.
89
Actiniumhydroxid (Ac(OH)
3
)
2.9
109.
94
Plutonium(III)hydroxid (Pu(OH)
3
)
2.9
110.
95
Americium(III)hydroxid (Am(OH)
3
)
2.9
111.
96
Curium(III)hydroxid (Cm(OH)
3
)
2.9
112.
46
Trihydroxo-Palladat(II)-Ion (Pd(OH)
3
-
)
2.91
113.
26
Eisen(II)hydroxid (Fe(OH)
2
)
2.93
114.
7
Triethylamin ((C
2
H
5
)
3
N)
2.99
115.
43
Trihydroxotechnetat(IV)-Ion (TcO(OH)
3
-
)
3
116.
34
Selenid-Ion (Se
2-
)
3
117.
62
Tetrahydroxosamarat(III)-Ion (Sm(OH)
4
-
)
3
118.
33
Thioarsenat-Ion (AsSO
3
3-
)
3
119.
52
Tetrahydrogenorthotellurat-Ion (H
4
TeO
6
2-
)
3.05
120.
7
Dipropylamin ((C
3
H
7
)
2
N)
3.09
121.
33
Thioarsenat-Ion (AsSO
3
3-
)
3.1
122.
82
Trihydroxo-Plumbat(II)-Ion (Pb(OH)
3
-
)
3.12
123.
28
Trihydroxoniccolat(II)-Ion (Ni(OH)
3
-
)
3.12
124.
7
Ethylamin (C
2
H
5
NH
2
)
3.19
125.
33
Trithioarsenat-Ion (AsOS
3
3-
)
3.2
126.
7
Dimethylamin ((CH
3
)
2
NH)
3.27
127.
60
Tetrahydroxo-Neodymat(III)-Ion (Nd(OH)
4
-
)
3.3
128.
52
Tellurid-Ion (Te
2-
)
3.31
129.
7
Tripropylamin ((C
3
H
7
)
3
N)
3.34
130.
16
Butanthiolat-Ion (C
4
H
9
S
-
)
3.34
131.
7
Methylamin (CH
3
NH
2
)
3.34
132.
16
Propanthiolat-Ion (C
3
H
7
S
-
)
3.35
133.
53
Hypoiodit-Ion (OI
-
)
3.36
134.
6
Peroxocarbonat-Ion (CO(O
2
)
2-
)
3.4
135.
25
Hydroxo-Mangan(II)-Ion (Mn(OH)
+
)
3.41
136.
7
Propylamin (C
3
H
7
NH
2
)
3.43
137.
54
Hydrogenxenonat(VI)-Ion (HXeO
4
-
)
3.5
138.
54
Hydrogenxenonat(VIII) (HXeO
6
3-
)
3.5
139.
39
Tetrahydroxo-Yttrat-Ion (Y(OH)
4
-
)
3.5
140.
16
Ethanthiolat-Ion (C
2
H
5
S
-
)
3.5
141.
7
Diethylamin ((C
2
H
5
)
2
NH)
3.51
142.
4
Trihydroxo-Beryllat-Ion (Be(OH)
3
-
)
3.54
143.
48
Cadmiumhydroxid (Cd(OH)
2
)
3.6
144.
16
Methanthiolat-Ion (CH
3
S
-
)
3.6
145.
6
Carbonat-Ion (CO
3
2-
)
3.6
146.
28
Nickel(II)hydroxid (Ni(OH)
2
)
3.78
147.
7
Nitromethyl-Ion (NO
2
CH
2
-
)
3.8
148.
25
Manganat(VI)-Ion (MnO
4
2-
)
3.85
149.
30
Trihydroxo-Zincat-Ion (Zn(OH)
3
-
)
3.89
150.
15
Thiophosphat-Ion (PSO
3
3-
)
3.92
151.
15
Dihypophosphat-Ion (P
2
O
6
4-
)
3.97
152.
24
Hydroxo-Chrom(II)-Ion (Cr(OH)
+
)
4
153.
29
Hydrogencuprat(II)-Ion (HCuO
2
-
)
4
154.
8
Phenolat-Ion (C
6
H
5
O
-
)
4.01
155.
50
Hexahydroxo-Stannat(IV)-Ion (Sn(OH)
6
2-
)
4.01
156.
48
Hydroxo-Cadmium-Ion (Cd(OH)
2+
)
4.03
157.
89
Dihydroxo-Actinium-Ion (Ac(OH)
2
+
)
4.1
158.
6
β-Amino-1-propionat-Ion (CH
3
(NH
2
)CHCOO
-
)
4.13
159.
28
Hydroxo-Nickel(II)-Ion (Ni(OH)
+
)
4.14
160.
16
Peroxosulfat-Ion (SO
5
2-
)
4.14
161.
7
Trimethylamin ((CH
3
)
3
N)
4.19
162.
57
Lanthanhydroxid (La(OH)
3
)
4.2
163.
15
Imidodiphosphat-Ion (P
2
O
6
NH
4-
)
4.28
164.
94
Plutonyl(V)hydroxid (PuO
2
(OH))
4.3
165.
16
Disulfid-Ion (S
2
2-
)
4.3
166.
7
Peroxohyponitrit-Ion (N
2
O(O
2
)
2-
)
4.3
167.
49
Tetrahydroxo-Indat(III)-Ion (In(OH)
4
-
)
4.33
168.
14
Trihydrogenorthosilicat-Ion (H
3
SiO
4
-
)
4.34
169.
27
Kobalt(II)hydroxid (Co(OH)
2
)
4.37
170.
82
Blei(II)hydroxid (Pb(OH)
2
)
4.38
171.
39
Yttriumhydroxid (Y(OH)
3
)
4.4
172.
58
Cer(III)hydroxid (Ce(OH)
3
)
4.4
173.
73
Metatantalat-Ion (TaO
3
-
)
4.4
174.
21
Tetrahydroxo-Scandat-Ion (Sc(OH)
4
-
)
4.4
175.
57
Dihydroxo-Lanthan-Ion (La(OH)
2
+
)
4.4
176.
6
Aminoacetat-Ion ((NH
2
)CH
2
COO
-
)
4.4
177.
50
Trihydroxo-Stannat(II)-Ion (Sn(OH)
3
-
)
4.45
178.
14
Hydrogenmetasilicat-Ion (HSiO
3
-
)
4.49
179.
60
Neodym(III)hydroxid (Nd(OH)
3
)
4.5
180.
26
Hydroxo-Eisen(II)-Ion (Fe(OH)
+
)
4.5
181.
8
Hydrogentrioxid-Ion (HO
3
-
)
4.5
182.
27
Hydroxo-Kobalt(II)-Ion (Co(OH)
+
)
4.53
183.
64
Tetrahydroxo-Gadolinat-Ion (Gd(OH)
4
-
)
4.6
184.
62
Samarium(III)hydroxid (Sm(OH)
3
)
4.6
185.
59
Praseodym(III)hydroxid (Pr(OH)
3
)
4.6
186.
61
Promethium(III)hydroxid (Pm(OH)
3
)
4.6
187.
89
Hydroxo-Actinium-Ion (Ac(OH)
2+
)
4.6
188.
33
Metaarsenit-Ion (AsO
2
-
)
4.72
189.
15
Diphosphat-Ion (P
2
O
7
4-
)
4.75
190.
58
Dihydroxo-Cer(III)-Ion (Ce(OH)
2
+
)
4.75
191.
5
Tetrahydroxoborat-Ion (B(OH)
4
-
)
4.75
192.
7
Ammoniak (NH
3
)
4.79
193.
6
Cyanid-Ion (CN
-
)
4.79
194.
33
Dihydrogenarsenit-Ion (H
2
AsO
3
-
)
4.79
195.
78
Platin(II)hydroxid (Pt(OH)
2
)
4.8
196.
5
Metaborat-Ion (BO
2
-
)
4.88
197.
24
Tetrahydroxo-Chromat(III)-Ion (Cr(OH)
4
-
)
4.9
198.
63
Tetrahydroxoeuropiat(III)-Ion (Eu(OH)
4
-
)
4.9
199.
33
Propylarsonat-Ion (AsO
3
(C
3
H
7
)
2-
)
4.91
200.
5
Tetraborat-Ion (B
4
O
7
2-
)
5
201.
59
Dihydroxo-Praseodym(III)-Ion (Pr(OH)
2
+
)
5
202.
30
Zinkhydroxid (Zn(OH)
2
)
5.01
203.
30
Hydroxo-Zink-Ion (Zn(OH)
+
)
5.04
204.
33
Butylarsonat-Ion (AsO
3
(C
4
H
9
)
2-
)
5.09
205.
67
Tetrahydroxo-Holmiat(III)-Ion (Ho(OH)
4
-
)
5.1
206.
106
Seaborgiat(VI)-Ion (SgO
4
2-
)
5.1
207.
15
Butylphosphonat-Ion (PO
3
(C
4
H
9
)
2-
)
5.12
208.
65
Terbium(III)hydroxid (Tb(OH)
3
)
5.2
209.
66
Tetrahydroxo-Dysprosat(III)-Ion (Dy(OH)
4
-
)
5.2
210.
63
Europium(III)hydroxid (Eu(OH)
3
)
5.2
211.
60
Dihydroxo-Neodym(III)-Ion (Nd(OH)
2
+
)
5.2
212.
61
Dihydroxo-Promethium(III)-Ion (Pm(OH)
2
+
)
5.2
213.
70
Tetrahydroxo-Ytterbiat(III)-Ion (Yb(OH)
4
-
)
5.3
214.
71
Tetrahydroxolutetat-Ion (Lu(OH)
4
-
)
5.3
215.
39
Dihydroxo-Yttrium-Ion (Y(OH)
2
+
)
5.3
216.
32
Trihydrogenorthogermanat-Ion (H
3
GeO
4
-
)
5.32
217.
35
Hypobromit-Ion (OBr
-
)
5.32
218.
15
Trimethylphosphan ((CH
3
)
3
P)
5.35
219.
62
Dihydroxo-Samarium(III)-Ion (Sm(OH)
2
+
)
5.4
220.
4
Berylliumhydroxid (Be(OH)
2
)
5.4
221.
57
Hydroxo-Lanthan-Ion (La(OH)
2+
)
5.4
222.
17
Perchlorylimid (ClO
3
(N)
2-
)
5.4
223.
63
Dihydroxo-Europium(III)-Ion (Eu(OH)
2
+
)
5.4
224.
32
Hydrogenmetagermanat-Ion (HGeO
3
-
)
5.41
225.
15
Triphosphat-Ion (P
3
O
9
5-
)
5.49
226.
29
Kupfer(II)hydroxid (Cu(OH)
2
)
5.5
227.
66
Dysprosium(III)hydroxid (Dy(OH)
3
)
5.5
228.
65
Dihydroxo-Terbium(III)-Ion (Tb(OH)
2
+
)
5.6
229.
68
Tetrahydroxo-Erbiat(III)-Ion (Er(OH)
4
-
)
5.6
230.
67
Holmium(III)hydroxid (Ho(OH)
3
)
5.6
231.
58
Hydroxo-Cer(III)-Ion (Ce(OH)
2+
)
5.65
232.
33
Ethylarsonat-Ion (AsO
3
(C
2
H
5
)
2-
)
5.65
233.
15
Tetraphosphat-Ion (P
4
O
11
6-
)
5.66
234.
34
Selenit-Ion (SeO
3
2-
)
5.68
235.
53
Trihydrogenorthoperiodat-Ion (H
3
IO
6
2-
)
5.69
236.
69
Thulium(III)hydroxid (Tm(OH)
3
)
5.7
237.
68
Erbium(III)hydroxid (Er(OH)
3
)
5.7
238.
70
Ytterbium(III)hydroxid (Yb(OH)
3
)
5.7
239.
64
Gadoliniumhydroxid (Gd(OH)
3
)
5.7
240.
47
Hydroxo-Silber(II)-Ion (Ag(OH)
+
)
5.76
241.
66
Dihydroxo-Dysprosium(III)-Ion (Dy(OH)
2
+
)
5.76
242.
7
Hydroxylamin (NH
2
OH)
5.8
243.
6
Peroxoacetat-Ion (CH
3
C(O
2
)O
-
)
5.8
244.
8
Ozonid-Ion (O
3
-
)
5.8
245.
64
Dihydroxo-Gadolinium-Ion (Gd(OH)
2
+
)
5.8
246.
59
Hydroxo-Praseodym(III)-Ion (Pr(OH)
2+
)
5.8
247.
67
Dihydroxo-Holmium(III)-Ion (Ho(OH)
2
+
)
5.8
248.
6
Peroxobutyrat-Ion (C
3
H
7
C(O
2
)O
-
)
5.8
249.
71
Lutetiumhydroxid (Lu(OH)
3
)
5.8
250.
6
Trithiocarbonat-Ion (CS
3
2-
)
5.82
251.
33
Methylarsonat-Ion (AsO
3
(CH
3
)
2-
)
5.82
252.
15
Propylphosphonat-Ion (PO
3
(C
3
H
7
)
2-
)
5.82
253.
69
Dihydroxo-Thulium(III)-Ion (Tm(OH)
2
+
)
5.85
254.
71
Dihydroxo-Lutetium-Ion (Lu(OH)
2
+
)
5.9
255.
15
Amidophosphonat-Ion (PO
3
(NH
2
)
2-
)
5.9
256.
6
Peroxopropionat-Ion (C
2
H
5
C(O
2
)O
-
)
5.9
257.
60
Hydroxo-Neodym(III)-Ion (Nd(OH)
2+
)
5.9
258.
74
Wolframat-Ion (WO
4
2-
)
5.9
259.
70
Dihydroxo-Ytterbium(III)-Ion (Yb(OH)
2
+
)
5.95
260.
15
Ethylphosphonat-Ion (PO
3
(C
2
H
5
)
2-
)
5.95
261.
68
Dihydroxo-Erbium(III)-Ion (Er(OH)
2
+
)
5.97
262.
52
Tellurit-Ion (SeO
3
2-
)
6
263.
64
Hydroxo-Gadolinium-Ion (Gd(OH)
2+
)
6
264.
61
Hydroxo-Promethium(III)-Ion (Pm(OH)
2+
)
6
265.
7
Ethylhydrazin (C
2
H
5
N
2
H
3
)
6.01
266.
50
Pentahydroxo-Stannat(IV)-Ion (Sn(OH)
5
-
)
6.03
267.
66
Hydroxo-Dysprosium(III)-Ion (Dy(OH)
2+
)
6.04
268.
7
Hydrazin (N
2
H
4
)
6.07
269.
23
Hydrogenorthovanadat(V)-Ion (HVO
4
2-
)
6.08
270.
95
Dihydroxo-Americium(III)-Ion (Am(OH)
2
+
)
6.1
271.
67
Hydroxo-Holmium(III)-Ion (Ho(OH)
2+
)
6.1
272.
96
Dihydroxo-Curium(III)-Ion (Cm(OH)
2
)
6.1
273.
62
Hydroxo-Samarium(III)-Ion (Sm(OH)
2+
)
6.1
274.
65
Hydroxo-Terbium(III)-Ion (Tb(OH)
2+
)
6.1
275.
94
Dihydroxo-Plutonium(III)-Ion (Pu(OH)
2
+
)
6.12
276.
68
Hydroxo-Erbium(III)-Ion (Er(OH)
2+
)
6.13
277.
7
Methylhydrazin (CH
3
N
2
H
3
)
6.13
278.
63
Hydroxo-Europium(III)-Ion (Eu(OH)
2+
)
6.2
279.
69
Hydroxo-Thulium(III)-Ion (Tm(OH)
2+
)
6.25
280.
15
Methylphosphonat-Ion (PO
3
(CH
3
)
2-
)
6.26
281.
52
Pentahydrogenorthotellurat-Ion (H
5
TeO
6
-
)
6.3
282.
6
Triselenocarbonat-Ion (CSe
3
2-
)
6.3
283.
39
Hydroxo-Yttrium-Ion (Y(OH)
2+
)
6.3
284.
15
Peroxodiphosphat (P
2
O
8
4-
)
6.33
285.
70
Hydroxo-Ytterbium(III)-Ion (Yb(OH)
2+
)
6.35
286.
71
Hydroxo-Lutetium-Ion (Lu(OH)
2+
)
6.4
287.
17
Hypochlorit-Ion (OCl
-
)
6.46
288.
92
Pentahydroxo-Uranat(IV)-Ion (U(OH)
5
-
)
6.5
289.
42
Molybdat-Ion (MoO
4
2-
)
6.5
290.
16
Trisulfid-Ion (S
3
2-
)
6.5
291.
82
Hydroxo-Blei(II)-Ion (Pb(OH)
+
)
6.51
292.
93
Hydroxo-Neptunium(III)-Ion (Np(OH)
2+
)
6.57
293.
29
Hydroxo-Kupfer(II)-Ion (Cu(OH)
+
)
6.58
294.
41
Metaniobat-Ion (NbO
3
-
)
6.6
295.
15
Hydrogenhypodiphosphat-Ion (HP
2
O
6
3-
)
6.73
296.
26
Ferrat(VI)-Ion (FeO
4
2-
)
6.77
297.
94
Hydroxo-Plutonium(III)-Ion (Pu(OH)
2+
)
6.78
298.
15
Hydrogenphosphat-Ion (HPO
4
2-
)
6.79
299.
16
Sulfit-Ion (SO
3
2-
)
6.79
300.
7
Hydrogenhyponitrit-Ion (H(NO)
2
-
)
6.79
301.
76
Trihydrogenperosmat(VIII)-Ion (H
3
OsO
6
-
)
6.8
302.
92
Trihydroxo-Uranat(VI)-Ion (UO
2
(OH)
3
-
)
6.8
303.
33
Hydrogenthioarsenat-Ion (HAsSO
3
2-
)
6.8
304.
33
Hydrogenthioarsenat-Ion (HAsS
2
O
2
2-
)
6.9
305.
25
Pentacarbonylmanganat(-I)-Ion (Mn(CO)
5
-
)
6.9
306.
6
Peroxoformiat-Ion (C(O
2
)O
-
)
6.9
307.
15
Hydrogenimidodiphosphat-Ion (HP
2
O
6
NH
3-
)
6.92
308.
15
Phenylphosphonat-Ion (PO
3
(C
6
H
5
)
2-
)
6.93
309.
16
Hydrogensulfid-Ion (HS
-
)
6.94
310.
22
Trihydroxotitanylat(IV)-Ion (TiO(OH)
3
-
)
7
311.
6
Mellitat-Ion (C
6
(COO)
6
6-
)
7.04
312.
26
Eisen(III)hydroxid (Fe(OH)
3
)
7.11
313.
23
Hydroxo-Vanadium(II)-Ion (V(OH)
+
)
7.15
314.
7
Peroxonitrit-Ion (NO(O
2
)
-
)
7.2
315.
92
Uranyl(VI)hydroxid (UO
2
(OH)
2
)
7.2
316.
33
Hydrogenarsenat-Ion (HAsO
4
2-
)
7.23
317.
94
Plutonium(IV)hydroxid (Pu(OH)
4
)
7.3
318.
15
Hydrogentetraphosphat-Ion (HP
4
O
11
5-
)
7.37
319.
15
Hydrogendiphosphat-Ion (HP
2
O
7
3-
)
7.4
320.
7
Nitramid-Ion (NO
2
NH
-
)
7.4
321.
15
Tetrathiophosphat-Ion (PS
4
3-
)
7.4
322.
15
Phosphit-Ion (HPO
3
2-
)
7.41
323.
16
Thiophenolat-Ion (C
6
H
5
S
-
)
7.48
324.
6
Hydrogencarbonat-Ion (HCO
3
-
)
7.54
325.
24
Chromat-Ion (CrO
4
2-
)
7.55
326.
21
Scandiumhydroxid (Sc(OH)
3
)
7.6
327.
6
Citrat-Ion (C
6
H
5
O
7
3-
)
7.6
328.
83
Wismut(III)hydroxid (Bi(OH)
3
)
7.62
329.
23
Vanadyl(IV)hydroxid (VO(OH)
2
)
7.66
330.
15
Selenophosphat-Ion (PSeO
3
3-
)
7.7
331.
31
Tetrahydroxo-Gallat-Ion (Ga(OH)
4
-
)
7.7
332.
40
Pentahydroxozirconat(IV)-Ion (Zr(OH)
5
-
)
7.7
333.
16
Tetrasulfid-Ion (S
4
2-
)
7.7
334.
54
Dihydrogenxenonat(VIII)-Ion (H
2
XeO
6
2-
)
8
335.
96
Hydroxo-Curium(III)-Ion (Cm(OH)
2+
)
8.08
336.
95
Hydroxo-Americium(III)-Ion (Am(OH)
2+
)
8.08
337.
34
Selenophenolat-Ion (C
6
H
5
Se
-
)
8.1
338.
6
Hydrogenmellitat-Ion (C
6
(COOH)(COO)
5
5-
)
8.11
339.
13
Aluminiumhydroxid (Al(OH)
3
)
8.14
340.
15
Hydrogentriphosphat-Ion (HP
3
O
9
4-
)
8.17
341.
90
Thorium(IV)hydroxid (Th(OH)
4
)
8.2
342.
4
Hydroxo-Beryllium-Ion (Be(OH)
+
)
8.25
343.
23
Trihydroxovanadat(IV)-Ion (VO(OH)
3
-
)
8.3
344.
16
Pentasulfid-Ion (S
5
2-
)
8.3
345.
24
Chrom(III)hydroxid (Cr(OH)
3
)
8.3
346.
6
Malonat-Ion (CH
2
(COO)
2
2-
)
8.31
347.
23
Hydroxovanadyl(IV)-Ion (VO(OH)
+
)
8.34
348.
92
Uran(IV)hydroxid (U(OH)
4
)
8.35
349.
98
Hydroxo-Californium(III)-Ion (Cf(OH)
2+
)
8.38
350.
6
Succinat-Ion ((CH
2
)
2
(COO)
2
2-
)
8.39
351.
6
Azelat-Ion ((CH
2
)
7
(COO)
2
2-
)
8.4
352.
84
Trihydroxo-Polonium(IV)-Ion (Po(OH)
3
+
)
8.42
353.
6
Glutarat-Ion ((CH
2
)
3
(COO)
2
2-
)
8.43
354.
6
Pimelat-Ion ((CH
2
)
5
(COO)
2
2-
)
8.48
355.
21
Dihydroxo-Scandium-Ion (Sc(OH)
2
+
)
8.5
356.
15
Hydrogenperoxophosphat-Ion (HPO
5
2-
)
8.5
357.
6
Sebacat-Ion ((CH
2
)
7
(COO)
2
2-
)
8.55
358.
13
Dihydroxo-Aluminium-Ion (Al(OH)
2
+
)
8.57
359.
15
Hydrogenthiophosphat-Ion (HPSO
3
2-
)
8.57
360.
6
Adipat-Ion ((CH
2
)
4
(COO)
2
2-
)
8.58
361.
6
Suberat-Ion ((CH
2
)
6
(COO)
2
2-
)
8.6
362.
93
Neptunium(IV)hydroxid (Np(OH)
4
)
8.7
363.
104
Rutherfordium(IV)hydroxid (Rf(OH)
4
)
8.7
364.
6
Hypothiocyanit-Ion (OSCN
-
)
8.7
365.
7
Phenylhydrazin (C
6
H
5
N
2
H
3
)
8.79
366.
34
Methanselenolat-Ion (CH
3
Se
-
)
8.8
367.
77
Dihydroxo-Iridium(III)-Ion (Ir(OH)
2
+
)
8.8
368.
33
Tetrathioarsenat-Ion (AsS
4
3-
)
8.8
369.
92
Hydroxo-Uranyl(VI)-Ion (UO
2
(OH)
+
)
8.8
370.
16
Hexasulfid-Ion (S
6
2-
)
8.8
371.
15
Hydrogenperoxodiphosphat (HP
2
O
8
3-
)
8.82
372.
49
Indium(III)hydroxid (In(OH)
3
)
8.84
373.
99
Hydroxo-Einsteinium(III)-Ion (Es(OH)
2+
)
8.86
374.
15
Monofluorophosphat-Ion (PFO
3
2-
)
8.88
375.
6
Malat-Ion (CH
2
CHOH(COO)
2
2-
)
8.9
376.
97
Hydroxo-Berkelium(III)-Ion (Bk(OH)
2+
)
8.9
377.
93
Hydroxo-Neptunyl(VI)-Ion (NpO
2
(OH)
+
)
8.9
378.
16
Hydrogendisulfid-Ion (HS
2
-
)
9
379.
25
Hydrogenmanganat(VI)-Ion (HMnO
4
-
)
9
380.
6
Tartronat-Ion ((CHOH)(COO)
2
2-
)
9.02
381.
24
Hydrogenperchromat(VI)-Ion (HCrO
5
-
)
9.05
382.
6
Pelargonat-Ion (C
8
H
17
COO
-
)
9.05
383.
21
Hydroxo-Scandium-Ion (Sc(OH)
2+
)
9.07
384.
6
Caprinat-Ion (C
9
H
19
COO
-
)
9.1
385.
13
Hydroxo-Aluminium-Ion (Al(OH)
2+
)
9.11
386.
6
Caprat-Ion (C
7
H
15
COO
-
)
9.11
387.
6
Önanthat-Ion (C
6
H
13
COO
-
)
9.11
388.
6
Capronat-Ion (C
5
H
11
COO
-
)
9.12
389.
6
Propionat-Ion (C
2
H
5
COO
-
)
9.13
390.
6
Valerat-Ion (C
4
H
9
COO
-
)
9.16
391.
15
Diamidophosphonat-Ion (PO
2
(NH
2
)
2
-
)
9.17
392.
6
Butyrat-Ion (C
3
H
7
COO
-
)
9.18
393.
80
Hydroxo-Quecksilber(I)-Ion (Hg
2
(OH)
+
)
9.2
394.
6
Dihydrogenmellitat-Ion (C
6
(COOH)
2
(COO)
4
4-
)
9.22
395.
6
Acetat-Ion (CH
3
COO
-
)
9.24
396.
6
Hydrogencitrat-Ion (C
6
H
6
O
7
2-
)
9.24
397.
7
Azid-Ion (N
3
-
)
9.24
398.
31
Galliumhydroxid (Ga(OH)
3
)
9.25
399.
78
Hydroxo-Platin(II)-Ion (Pt(OH)
+
)
9.27
400.
6
Hydrogensebacat-Ion ((CH
2
)
8
H(COO)
2
-
)
9.28
401.
8
Hyperoxid-Ion (O
2
-
)
9.3
402.
6
Crotonat-Ion (C
3
H
5
COO
-
)
9.31
403.
7
Anilin (C
6
H
5
NH
2
)
9.37
404.
26
Dihydroxo-Eisen(III)-Ion (Fe(OH)
2
+
)
9.41
405.
6
Hydrogenazelat-Ion ((CH
2
)
7
H(COO)
2
-
)
9.47
406.
6
Hydrogensuberat-Ion ((CH
2
)
6
H(COO)
2
-
)
9.49
407.
6
Hydrogenpimelat-Ion ((CH
2
)
5
H(COO)
2
-
)
9.53
408.
6
Hydrogenadipat-Ion ((CH
2
)
4
H(COO)
2
-
)
9.57
409.
90
Trihydroxo-Thorium(IV)-Ion (Th(OH)
3
+
)
9.6
410.
24
Dihydroxo-Chrom(III)-Ion (Cr(OH)
2
+
)
9.6
411.
26
Hydrogentetracarbonylferrat(-II)-Ion (HFe(CO)
4
-
)
9.6
412.
77
Hydroxo-Iridium(III)-Ion (Ir(OH)
2+
)
9.63
413.
6
Tartrat-Ion ((CHOH)
2
(COO)
2
2-
)
9.66
414.
6
Hydrogenglutarat-Ion ((CH
2
)
3
H(COO)
2
-
)
9.67
415.
49
Dihydroxo-Indium(III)-Ion (In(OH)
2
+
)
9.72
416.
33
Hydrogenbutylarsonat-Ion (HAsO
3
(C
4
H
9
)
-
)
9.77
417.
6
Acrylat-Ion (C
2
H
3
COO
-
)
9.77
418.
33
Hydrogenpropylarsonat-Ion (HAsO
3
(C
3
H
7
)
-
)
9.79
419.
6
Benzoat-Ion (C
6
H
5
COO
-
)
9.79
420.
16
Hydrogentrisulfid-Ion (HS
3
-
)
9.8
421.
90
Dihydroxo-Thorium(IV)-Ion (Th(OH)
2
2+
)
9.8
422.
6
Oxalat-Ion ((COO)
2
2-
)
9.81
423.
6
Hydrogensuccinat-Ion ((CH
2
)
2
H(COO)
2
-
)
9.84
424.
23
Vanadium(III)hydroxid (V(OH)
3
)
9.9
425.
84
Hydrogenpolonit-Ion (HPoO
3
-
)
9.91
426.
94
Plutonyl(VI)hydroxid (PuO
2
(OH)
2
)
9.95
427.
5
Hydrogentetraborat-Ion (HB
4
O
7
-
)
10
428.
6
Hydrogenperoxocarbonat-Ion (HCO(O
2
)
-
)
10
429.
24
Hydroxo-Chrom(III)-Ion (Cr(OH)
2+
)
10.05
430.
6
Isocyanat-Ion (NCO
-
)
10.08
431.
6
Lactat-Ion (C
2
H
4
(OH)COO
-
)
10.1
432.
33
Hydrogenethylarsonat-Ion (HAsO
3
(C
2
H
5
)
-
)
10.11
433.
90
Hydroxo-Thorium(IV)-Ion (Th(OH)
3+
)
10.11
434.
16
Hydrazidosulfonat-Ion (N
2
H
3
SO
3
-
)
10.15
435.
6
Glycolat-Ion (CH
2
(OH)COO
-
)
10.17
436.
79
Gold(I)hydroxid (AuOH)
10.2
437.
23
Metavanadat-Ion (VO
3
-
)
10.2
438.
16
Hydrogentetrasulfid-Ion (HS
4
-
)
10.2
439.
74
Hydrogenwolframat-Ion (HWO
4
-
)
10.2
440.
100
Hydroxo-Fermium(III)-Ion (Fm(OH)
2+
)
10.21
441.
31
Dihydroxo-Gallium-Ion (Ga(OH)
2
+
)
10.23
442.
106
Hydrogenseaborgiat(VI)-Ion (HSgO
4
-
)
10.25
443.
6
Formiat-Ion (HCOO
-
)
10.25
444.
34
Hydrogenselenid-Ion (HSe
-
)
10.27
445.
17
Perchlorylamid (ClO
3
(NH)
-
)
10.3
446.
42
Hydrogenmolybdat-Ion (HMoO
4
-
)
10.3
447.
50
Zinn(II)hydroxid (Sn(OH)
2
)
10.34
448.
104
Trihydroxo-Rutherfordium(IV)-Ion (Rf(OH)
3
+
)
10.4
449.
49
Hydroxo-Indium(III)-Ion (In(OH)
2+
)
10.46
450.
16
Hydrogenpentasulfid-Ion (HS
5
-
)
10.5
451.
26
Hydrogenferrat(VI)-Ion (HFeO
4
-
)
10.5
452.
15
Hydrogentetrathiophosphat-Ion (HPS
4
2-
)
10.5
453.
25
Hydroxo-Mangan(III)-Ion (Mn(OH)
2+
)
10.5
454.
6
Hydrogenmalat-Ion (CH
2
CHOH-H(COO)
2
-
)
10.54
455.
15
Propylphosphinat-Ion (PO
2
(C
3
H
7
)
-
)
10.54
456.
6
Cyanat-Ion (CNO
-
)
10.54
457.
91
Dihydroxo-Protactinyl(V)-Ion (PaO(OH)
2
+
)
10.54
458.
93
Trihydroxo-Neptunium(IV)-Ion (Np(OH)
3
+
)
10.57
459.
15
Butylphosphinat-Ion (PO
2
(C
4
H
9
)
-
)
10.59
460.
23
Dihydroxo-Vanadium(III)-Ion (V(OH)
2
+
)
10.59
461.
33
Hydrogenmethylarsonat-Ion (HAsO
3
(CH
3
)
-
)
10.59
462.
44
Hydroxo-Ruthenium(III)-Ion (Ru(OH)
2+
)
10.6
463.
80
Hydroxo-Quecksilber(II)-Ion (Hg(OH)
+
)
10.6
464.
50
Hydroxozinn(II)-Ion (Sn(OH)
+
)
10.6
465.
92
Trihydroxo-Uran(IV)-Ion (U(OH)
3
+
)
10.63
466.
7
Nitrit-Ion (NO
2
-
)
10.65
467.
94
Hydroxo-Plutonyl(VI)-Ion (PuO
2
(OH)
+
)
10.67
468.
45
Hydroxo-Rhodium(III)-Ion (Rh(OH)
2+
)
10.67
469.
50
Zinn(IV)hydroxid (Sn(OH)
4
)
10.68
470.
6
Trihydrogenmellitat-Ion (C
6
(COOH)
3
(COO)
3
3-
)
10.69
471.
33
Dihydrogenthioarsenat-Ion (H
2
AsSO
3
-
)
10.7
472.
15
Ethylphosphinat-Ion (PO
2
(C
2
H
5
)
-
)
10.71
473.
53
Tetrahydrogenorthoperiodat-Ion (H
4
IO
6
-
)
10.71
474.
16
Hydrogenhexasulfid-Ion (HS
6
-
)
10.8
475.
82
Dihydroxo-Blei(IV)-Ion (Pb(OH)
2
2+
)
10.8
476.
9
Fluorid-Ion (F
-
)
10.86
477.
6
Iodoacetat-Ion (CIH
2
COO
-
)
10.87
478.
6
Dihydrogencitrat-Ion (C
6
H
7
O
7
-
)
10.87
479.
15
Hydrogenselenophosphat-Ion (HPSeO
3
2-
)
10.88
480.
94
Trihydroxo-Plutonium(IV)-Ion (Pu(OH)
3
+
)
10.88
481.
15
Methylphosphinat-Ion (PO
2
(CH
3
)
-
)
10.92
482.
6
Hydrogentartrat-Ion ((CHOH)
2
H(COO)
2
-
)
11.02
483.
31
Hydroxo-Gallium-Ion (Ga(OH)
2+
)
11.08
484.
23
Hydroxo-Vanadium(III)-Ion (V(OH)
2+
)
11.08
485.
6
Bromoacetat-Ion (CBrH
2
COO
-
)
11.13
486.
35
Bromit-Ion (BrO
2
-
)
11.15
487.
15
Dihydrogenimidodiphosphat-Ion (H
2
P
2
O
6
NH
2-
)
11.15
488.
6
Hydrogenmalonat-Ion (CH
2
H(COO)
2
-
)
11.17
489.
6
Chloroacetat-Ion (CClH
2
COO
-
)
11.17
490.
26
Hydroxo-Eisen(III)-Ion (Fe(OH)
2+
)
11.17
491.
15
Dihydrogenhypodiphosphat-Ion (H
2
P
2
O
6
2-
)
11.18
492.
15
Hydrogenbutylphosphonat-Ion (HPO
3
(C
4
H
9
)
-
)
11.21
493.
6
Salicylat(-)-Ion (C
6
H
4
(OH)COO
-
)
11.25
494.
84
Dihydroxo-Polonium(IV)-Ion (Po(OH)
2
2+
)
11.26
495.
15
Hydrogenamidophosphonat-Ion (HPO
3
(NH
2
)
-
)
11.26
496.
15
Triphenylphosphan ((C
6
H
5
)
3
P)
11.27
497.
52
Hydrogentellurid-Ion (HTeO
3
-
)
11.3
498.
15
Methylphosphan (CH
3
PH
2
)
11.3
499.
6
Hydrogentrithiocarbonat-Ion (HCS
3
-
)
11.32
500.
52
Hydrogentellurid-Ion (HTe
-
)
11.36
501.
34
Hydrogenselenid-Ion (HSeO
3
-
)
11.38
502.
23
Dihydrogenorthovanadat(V)-Ion (H
2
VO
4
-
)
11.4
503.
6
Fluoroacetat-Ion (CFH
2
COO
-
)
11.43
504.
22
Hydroxo-Titan(III)-Ion (Ti(OH)
2+
)
11.45
505.
51
Hexahydrogenorthostibat-Ion (H
6
SbO
6
-
)
11.45
506.
7
Hydrogenperoxohyponitrit-Ion (HN
2
O(O
2
)
-
)
11.49
507.
80
Quecksilber(II)hydroxid (Hg(OH)
2
)
11.5
508.
15
Hydrogenpropylphosphonat-Ion (HPO
3
(C
3
H
7
)
-
)
11.51
509.
46
Palladium(II)hydroxid (Pd(OH)
2
)
11.54
510.
16
Dithionit-Ion (S
2
O
4
-
)
11.55
511.
15
Hydrogenethylphosphonat-Ion (HPO
3
(C
2
H
5
)
-
)
11.57
512.
43
Technetyl(IV)hydroxid (TcO(OH)
2
)
11.57
513.
22
Titanyl(IV)dihydroxid (TiO(OH)
2
)
11.6
514.
33
Dihydrogendithioarsenat-Ion (H
2
AsS
2
O
2
-
)
11.6
515.
15
Hydrogenmethylphosphonat-Ion (HPO
3
(CH
3
)
-
)
11.62
516.
15
Dihydrogendiphosphat-Ion (H
2
P
2
O
7
2-
)
11.64
517.
6
Alanin (CH
3
(NH
3
)CHCOO)
11.65
518.
6
Glycin ((NH
3
)CH
2
COO)
11.66
519.
6
Hydrogentartronat-Ion ((CHOH)H(COO)
2
-
)
11.7
520.
58
Cer(IV)hydroxid (Ce(OH)
4
)
11.71
521.
16
Methylsulfinat-Ion ((CH
3
)SO
2
-
)
11.72
522.
33
Dihydrogenarsenat-Ion (H
2
AsO
4
-
)
11.75
523.
15
Hypophosphit-Ion (H
2
PO
2
-
)
11.77
524.
15
Dihydrogentetraphosphat-Ion (H
2
P
4
O
11
4-
)
11.77
525.
15
Trihydrogenhypodiphosphat-Ion (H
3
P
2
O
6
-
)
11.78
526.
6
Tetrahydrogenmellitat-Ion (C
6
(COOH)
4
(COO)
2
2-
)
11.81
527.
22
Hydrogenhexafluorotitanat(IV)-Ion (HTiF
6
-
)
11.86
528.
15
Dihydrogenphosphat-Ion (H
2
PO
4
-
)
11.87
529.
22
Hydroxotitanyl(IV)-Ion (TiO(OH)
+
)
11.9
530.
104
Dihydroxo-Rutherfordium(IV)-Ion (Rf(OH)
2
2+
)
11.9
531.
15
Trihydrogenimidodiphosphat-Ion (H
3
P
2
O
6
NH
-
)
12
532.
54
Trihydrogenxenonat(VIII)-Ion (H
3
XeO
6
-
)
12
533.
15
Dihydrogentriphosphat-Ion (H
2
P
3
O
9
3-
)
12
534.
17
Chlorit-Ion (ClO
2
-
)
12.03
535.
16
Hydrogensulfit-Ion (HSO
3
-
)
12.08
536.
14
Hexafluorosilicat-Ion (SiF
6
2-
)
12.08
537.
15
Hydrogenphosphit-Ion (H
2
PO
3
-
)
12.08
538.
16
Sulfat-Ion (SO
4
2-
)
12.08
539.
104
Hydroxo-Rutherfordium(IV)-Ion (Rf(OH)
3+
)
12.1
540.
81
Thallium(III)hydroxid (Tl(OH)
3
)
12.1
541.
16
Phenylsulfinat-Ion ((C
6
H
5
)SO
2
-
)
12.16
542.
15
Hydrogenphenylphosphonat-Ion (HPO
3
(C
6
H
5
)
-
)
12.17
543.
23
Orthovanadiumsäure (H
3
VO
4
)
12.17
544.
82
Hydroxo-Blei(IV)-Ion (Pb(OH)
3+
)
12.2
545.
22
Titanyl(IV)-Ion (TiO
2+
)
12.2
546.
15
Dihydrogenthiophosphat-Ion (H
2
PSO
3
-
)
12.21
547.
27
Hydroxo-Kobalt(III)-Ion (Co(OH)
2+
)
12.25
548.
34
Selenat-Ion (SeO
4
2-
)
12.26
549.
15
Trihydrogentriphosphat-Ion (H
3
P
3
O
9
2-
)
12.3
550.
58
Trihydroxo-Cer(IV)-Ion (Ce(OH)
3
+
)
12.32
551.
46
Hydroxo-Palladium(II)-Ion (Pd(OH)
+
)
12.35
552.
53
Metaperiodat-Ion (IO
4
-
)
12.36
553.
83
Dihydroxo-Wismut(III)-Ion (Bi(OH)
2
+
)
12.36
554.
16
Thiosulfat-Ion (S
2
O
3
2-
)
12.4
555.
15
Trihydrogendiphosphat-Ion (H
3
P
2
O
7
-
)
12.48
556.
85
Astat(I)hydroxid (AtOH)
12.5
557.
15
Dihydrogentetrathiophosphat-Ion (H
2
PS
4
-
)
12.5
558.
92
Dihydroxo-Uran(IV)-Ion (U(OH)
2
2+
)
12.51
559.
6
Dibromoacetat-Ion (CBr
2
HCOO
-
)
12.51
560.
51
Antimon(III)hydroxid (Sb(OH)
3
)
12.58
561.
6
Pentahydrogenmellitat-Ion (C
6
(COOH)
5
COO
-
)
12.6
562.
6
Dibromoacetat-Ion (CBr
2
HCOO
-
)
12.61
563.
43
Hydroxytechnetyl(IV)-Ion (TcO(OH)
+
)
12.63
564.
15
Trihydrogentetraphosphat-Ion (H
3
P
4
O
11
3-
)
12.64
565.
6
Dichloroacetat-Ion (CCl
2
HCOO
-
)
12.71
566.
15
Dimethylphosphonat-Ion (PO
2
(CH
3
)
2
-
)
12.71
567.
91
Protactinium(IV)hydroxid (Pa(OH)
4
)
12.75
568.
6
Difluoroacetat-Ion (CF
2
HCOO
-
)
12.76
569.
6
Hydrogenoxalat-Ion (H(COOH)
2
-
)
12.77
570.
53
Hypoiodige Säure (HOI)
12.8
571.
6
Hydrogentriselenocarbonat-Ion (HCSe
3
-
)
12.84
572.
15
Dihydrogenperoxophosphat-Ion (H
2
PO
5
-
)
12.9
573.
106
Seaborgium(VI)säure (H
2
SgO
4
)
12.98
574.
79
Gold(III)hydroxid (Au(OH)
3
)
13
575.
15
Tetrahydrogentetraphosphat-Ion (H
4
P
4
O
11
2-
)
13
576.
27
Tetracarbonylcobaltat(-I)-Ion (Co(CO)
4
-
)
13
577.
15
Tetrahydrogentriphosphat-Ion (H
4
P
3
O
9
-
)
13
578.
16
Amidosulfonat-Ion (NH
2
SO
3
-
)
13.01
579.
34
Hydrogenthioselenat-Ion (HSeSO
3
-
)
13.01
580.
74
Wolframsäure (H
2
WO
4
)
13.02
581.
42
Molybdänsäure (H
2
MoO
4
)
13.07
582.
83
Hydroxo-Wismut(III)-Ion (Bi(OH)
2+
)
13.08
583.
50
Trihydroxo-Zinn(IV)-Ion (Sn(OH)
3
+
)
13.08
584.
6
Triiodoacetat-Ion (CI
3
COO
-
)
13.1
585.
58
Dihydroxo-Cer(IV)-Ion (Ce(OH)
2
2+
)
13.18
586.
53
Iodat-Ion (IO
3
-
)
13.196
587.
16
Hydrogenperoxosulfat-Ion (HSO
5
-
)
13.2
588.
81
Dihydroxo-Thallium(III)-Ion (Tl(OH)
2
+
)
13.2
589.
7
Diphenylamin ((C
6
H
5
)
2
NH)
13.22
590.
93
Dihydroxo-Neptunium(IV)-Ion (Np(OH)
2
2+
)
13.22
591.
6
Tribromoacetat-Ion (CBr
3
COO
-
)
13.28
592.
6
Trichloroacetat-Ion (CCl
3
COO
-
)
13.35
593.
91
Hydroxo-Protactinyl(V)-Ion (PaO(OH)
2+
)
13.35
594.
81
Hydroxo-Thallium(III)-Ion (Tl(OH)
2+
)
13.4
595.
16
Hydrogenthiosulfat-Ion (HS
2
O
3
-
)
13.4
596.
72
Hafnium(IV)hydroxid (Hf(OH)
4
)
13.48
597.
15
Dihydrogenperoxodiphosphat (H
2
P
2
O
8
2-
)
13.5
598.
15
Hydrogenmonofluorophosphat-Ion (HPFO
3
-
)
13.5
599.
79
Dihydroxo-Gold(III)-Ion (Au(OH)
2
+
)
13.5
600.
15
Pentahydrogentetraphosphat-Ion (H
5
P
4
O
11
-
)
13.5
601.
84
Hydroxo-Polonium(IV)-Ion (Po(OH)
3+
)
13.52
602.
40
Zirconium(IV)hydroxid (Zr(OH)
4
)
13.54
603.
94
Dihydroxo-Plutonium(IV)-Ion (Pu(OH)
2
2+
)
13.56
604.
72
Trihydroxo-Hafnium(IV)-Ion (Hf(OH)
3
+
)
13.58
605.
91
Trihydroxo-Protactinium(IV)-Ion (Pa(OH)
3
+
)
13.62
606.
16
Hydrogendithionit-Ion (HS
2
O
4
-
)
13.65
607.
40
Trihydroxo-Zirconium(IV)-Ion (Zr(OH)
3
+
)
13.65
608.
43
Pertechnetat-Ion (TcO
4
-
)
13.7
609.
92
Hydroxo-Uran(IV)-Ion (U(OH)
3+
)
13.71
610.
6
Trifluoroacetat-Ion (CF
3
COO
-
)
13.77
611.
72
Dihydroxo-Hafnium(IV)-Ion (Hf(OH)
2
2+
)
13.77
612.
7
Harnstoff (CO(NH
2
)
2
)
13.82
613.
91
Dihydroxo-Protactinium(IV)-Ion (Pa(OH)
2
2+
)
13.86
614.
93
Hydroxo-Neptunium(IV)-Ion (Np(OH)
3+
)
13.91
615.
50
Dihydroxo-Zinn(IV)-Ion (Sn(OH)
2
2+
)
13.92
616.
24
Dichromat-Ion (Cr
2
O
7
2-
)
13.93
617.
40
Dihydroxo-Zirconium(IV)-Ion (Zr(OH)
2
2+
)
13.94
618.
94
Hydroxo-Plutonium(IV)-Ion (Pu(OH)
3+
)
13.95
619.
15
Dihydrogenselenophosphat-Ion (H
2
PSeO
3
-
)
13.98
620.
35
Bromat-Ion (BrO
3
-
)
14
621.
51
Dihydroxo-Antimon(III)-Ion (Sb(OH)
2
+
)
14
622.
42
Hydroxo-Molybdän(III)-Ion (Mo(OH)
2+
)
14.01
623.
72
Hydroxo-Hafnium(IV)-Ion (Hf(OH)
3+
)
14.12
624.
16
Dithionat-Ion (S
2
O
6
2-
)
14.2
625.
40
Hydroxo-Zirconium(IV)-Ion (Zr(OH)
3+
)
14.32
626.
33
Arsenige Säure (H
3
AsO
3
)
14.34
627.
5
Tetrafluoroborat-Ion (BF
4
-
)
14.4
628.
50
Hydroxo-Zinn(IV)-Ion (Sn(OH)
3+
)
14.6
629.
24
Hydrogenchromat-Ion (HCrO
4
-
)
14.61
630.
53
Ortho-Periodsäure (H
5
IO
6
)
14.8
631.
91
Hydroxo-Protactinium(IV)-Ion (Pa(OH)
3+
)
14.8
632.
7
Hydrazinium-Ion (N
2
H
5
+
)
14.88
633.
15
Amidophosphonsäure (H
2
PO
3
(NH
2
))
14.9
634.
15
Hypophosphorige Säure (H
3
PO
2
)
15.05
635.
58
Hydroxo-Cer(IV)-Ion (Ce(OH)
3+
)
15.15
636.
75
Perrhenat-Ion (ReO
4
-
)
15.25
637.
6
Isothiocyanat-Ion (NCS
-
)
15.28
638.
7
Nitrat-Ion (NO
3
-
)
15.33
639.
16
Octansulfonat-Ion (C
8
H
19
SO
3
-
)
15.41
640.
16
1-Propansulfonat-Ion (CH
3
(CH
2
)
2
SO
3
-
)
15.49
641.
15
Difluorophosphat-Ion (PF
2
O
2
-
)
15.5
642.
79
Hydroxo-Gold(III)-Ion (Au(OH)
2+
)
15.5
643.
51
Hydroxo-Antimon(III)-Ion (Sb(OH)
2+
)
15.67
644.
16
Butansulfonat-Ion (C
4
H
9
SO
3
-
)
15.68
645.
16
Ethansulfonat-Ion (C
2
H
5
SO
3
-
)
15.68
646.
8
Wasser (H
2
O)
15.76
647.
16
2-Propansulfonat-Ion (CH
3
(CHSO
3
)CH
3
-
)
15.79
648.
6
Thiocyanat-Ion (SCN
-
)
15.85
649.
16
Methansulfonat-Ion (CH
3
SO
3
-
)
15.92
650.
35
Hypobromige Säure (HOBr)
16
651.
15
Phosphorige Säure (H
3
PO
3
)
16.02
652.
8
Methanol (CH
3
OH)
16.2
653.
25
Permanganat-Ion (MnO
4
-
)
16.25
654.
8
Ethanol (C
2
H
5
OH)
16.4
655.
16
Benzolsulfonat-Ion (C
6
H
5
SO
3
-
)
16.5
656.
8
Propanol (C
3
H
7
OH)
16.6
657.
17
Chlorat-Ion (ClO
3
-
)
16.7
658.
16
Peroxodisulfat-Ion (S
2
O
8
2-
)
16.8
659.
16
p-Toluolsulfonat-Ion (C
6
H
4
CH
3
SO
3
-
)
16.8
660.
15
Trihydrogenperoxodiphosphat (H
3
P
2
O
8
-
)
17
661.
16
Hydrogensulfat-Ion (HSO
4
-
)
17
662.
34
Hydrogenselenat-Ion (HSeO
4
-
)
17
663.
14
Hydrogenhexafluorosilicat-Ion (HSiF
6
-
)
17
664.
8
Isopropanol (CH
3
(CHOH)CH
3
)
17.2
665.
16
Hydrogendithionat-Ion (HS
2
O
6
-
)
17.4
666.
8
Diethylether ((C
2
H
5
)
2
O)
17.5
667.
17
Hypochlorige Säure (HOCl)
17.5
668.
16
Hydrogenperoxodisulfat-Ion (HS
2
O
8
-
)
17.5
669.
8
t-Butanol ((CH
3
)
3
COH)
17.8
670.
8
Dimethylether ((CH
3
)
2
O)
17.8
671.
22
Hydroxo-Titan(IV)-Ion (Ti(OH)
3+
)
18
672.
24
Hydrogendichromat-Ion (HCr
2
O
7
-
)
18.5
673.
6
Benzoesäure (C
6
H
5
COOH)
18.7
674.
16
Heptafluoropropansulfonat-Ion (C
3
F
7
SO
3
-
)
19
675.
15
Phosphorsäure (H
3
PO
4
)
19
676.
7
Peroxonitrat-Ion (NO
2
(O
2
)
-
)
19
677.
7
Triphenylamin ((C
6
H
5
)
3
N)
19
678.
16
Pentafluoroethansulfonat-Ion (C
2
F
5
SO
3
-
)
19.1
679.
16
Trifluoromethansulfonat-Ion (CF
3
SO
3
-
)
19.21
680.
9
Flusssäure (HF)
20
681.
17
Chlorid-Ion (Cl
-
)
20
682.
6
Essigsäure (CH
3
COOH)
20
683.
6
Benzaldehyd (C
6
H
5
CHO)
20.2
684.
8
Phenol (C
6
H
5
OH)
20.7
685.
16
Methanthiol (CH
3
SH)
20.8
686.
7
Salpetrige Säure (HNO
2
)
21
687.
8
Wasserstoffperoxid (H
2
O
2
)
21.7
688.
35
Perbromat-Ion (BrO
4
-
)
22
689.
16
Disulfat-Ion (S
2
O
7
2-
)
22
690.
6
Ethanal (CH
3
CHO)
22
691.
16
Schwefelsäure (H
2
SO
4
)
22.3
692.
35
Bromid-Ion (Br
-
)
22.72
693.
53
Iodid-Ion (I
-
)
23.5
694.
15
Hexafluorophosphat-Ion (PF
6
-
)
24
695.
17
Perchlorat-Ion (ClO
4
-
)
24
696.
16
Chlorosulfonat-Ion (ClSO
3
-
)
24.43
697.
16
Hydrogendisulfat-Ion (HS
2
O
7
-
)
26
698.
33
Hexafluoroarsenat-Ion (AsF
6
-
)
27
699.
16
Fluorosulfonat-Ion (FSO
3
-
)
28
700.
15
Phosphan (PH
3
)
28
701.
51
Hexafluoroantimonat-Ion (SbF
6
-
)
31