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Allgemeine Element-Informationen
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Atomare Eigenschaften
Modifikationen / Physikalische Eigenschaften
Ionisierung
Thermodynamik
Oxidation und Reduktion
Säure-Base-Verhalten
Massenwirkungs-gesetz
Isotope
Verbreitung
Geschichte
Verbindungen
53, Iod (I)
Iodine, gr. ioeides = veilchenfarben
Massenwirkungsgesetz
Se
Br
Kr
Te
I
Xe
Po
At
Rn
Löslichkeitsprodukte:
Substanz
Formel
Reaktion
pL
β (g/L)
Ammoniumiodat
NH
4
IO
3
NH
4
IO
3
↔ NH
4
+
+ IO
3
-
1.62
2.99•10
1
Ammoniumperiodat
NH
4
IO
4
NH
4
IO
4
↔ NH
4
+
+ IO
4
-
1.78
2.69•10
1
Bariumiodat
Ba(IO
3
)
2
Ba(IO
3
)
2
↔ Ba
2+
+ 2IO
3
-
8.4
4.86•10
-1
Blei(II)iodat
Pb(IO
3
)
2
Pb(IO
3
)
2
↔ Pb
2+
+ 2IO
3
-
12.43
2.52•10
-2
Blei(II)iodid
PbI
2
PbI
2
↔ Pb
2+
+ 2I
-
8.01
6.21•10
-1
Blei(IV)iodid
PbI
4
PbI
4
↔ Pb
4+
+ 4I
-
7.85
6.35•10
0
Cäsiumiodat
CsIO
3
CsIO
3
↔ Cs
+
+ IO
3
-
2.15
2.59•10
1
Cäsiumperiodat
CsIO
4
CsIO
4
↔ Cs
+
+ IO
4
-
5.29
7.33•10
-1
Cadmiumiodat
Cd(IO
3
)
2
Cd(IO
3
)
2
↔ Cd
2+
+ 2IO
3
-
7.6
8.53•10
-1
Calciumiodat
Ca(IO
3
)
2
Ca(IO
3
)
2
↔ Ca
2+
+ 2IO
3
-
6.15
2.19•10
0
Cer(III)iodat
Ce(IO
3
)
3
Ce(IO
3
)
3
↔ Ce
3+
+ 3IO
3
-
9.5
1.23•10
0
Cer(IV)iodat
Ce(IO
3
)
4
Ce(IO
3
)
4
↔ Ce
4+
+ 4IO
3
-
16.3
1.52•10
-1
Dysprosiumiodat
Dy(IO
3
)
3
Dy(IO
3
)
3
↔ Dy
3+
+ 3IO
3
-
11.48
4.07•10
-1
Eisen(III)iodat
Fe(IO
3
)
3
Fe(IO
3
)
3
↔ Fe
3+
+ 3IO
3
-
7.4
3.6•10
0
Erbiumiodat
Er(IO
3
)
3
Er(IO
3
)
3
↔ Er
3+
+ 3IO
3
-
11.38
4.35•10
-1
Gadoliniumiodat
Gd(IO
3
)
3
Gd(IO
3
)
3
↔ Gd
3+
+ 3IO
3
-
11.8
3.35•10
-1
Gold(I)iodid
AuI
AuI ↔ Au
+
+ I
-
22.8
1.29•10
-9
Gold(III)iodid
AuI
3
AuI
3
↔ Au
3+
+ 3I
-
46
8.01•10
-10
Indiumiodat
In(IO
3
)
3
In(IO
3
)
3
↔ In
3+
+ 3IO
3
-
10.49
6.69•10
-1
Kaliumiodat
KIO
3
KIO
3
↔ K
+
+ IO
3
-
0.85
8.04•10
1
Kaliumperiodat
KIO
4
KIO
4
↔ K
+
+ IO
4
-
3.43
4.43•10
0
Kobalt(II)iodat
Co(IO
3
)
2
Co(IO
3
)
2
↔ Co
2+
+ 2IO
3
-
4
1.2•10
1
Kupfer(I)iodid
CuI
CuI ↔ Cu
+
+ I
-
11.9
2.14•10
-4
Kupfer(II)iodat
Cu(IO
3
)
2
Cu(IO
3
)
2
↔ Cu
2+
+ 2IO
3
-
7.16
1.07•10
0
Lanthaniodat
La(IO
3
)
3
La(IO
3
)
3
↔ La
3+
+ 3IO
3
-
11.12
4.83•10
-1
Magnesiumiodat
Mg(IO
3
)
2
Mg(IO
3
)
2
↔ Mg
2+
+ 2IO
3
-
2.5
3.46•10
1
Mangan(II)iodat
Mn(IO
3
)
2
Mn(IO
3
)
2
↔ Mn
2+
+ 2IO
3
-
6.36
1.93•10
0
Natriumiodat
NaIO
3
NaIO
3
↔ Na
+
+ IO
3
-
0.64
9.47•10
1
Natriumperiodat
NaIO
4
NaIO
4
↔ Na
+
+ IO
4
-
0.63
1.04•10
2
Neodymiodat
Nd(IO
3
)
3
Nd(IO
3
)
3
↔ Nd
3+
+ 3IO
3
-
11.12
4.87•10
-1
Nickeliodat
Ni(IO
3
)
2
Ni(IO
3
)
2
↔ Ni
2+
+ 2IO
3
-
4.33
9.27•10
0
Palladium(II)iodid
PdI
2
PdI
2
↔ Pd
2+
+ 2I
-
25.87
5.4•10
-7
Plutonium(III)iodat
Pu(IO
3
)
3
Pu(IO
3
)
3
↔ Pu
3+
+ 3IO
3
-
12.3
2.84•10
-1
Plutonium(IV)iodat
Pu(IO
3
)
4
Pu(IO
3
)
4
↔ Pu
4+
+ 4IO
3
-
12.95
8•10
-1
Praseodym(III)iodat
Pr(IO
3
)
3
Pr(IO
3
)
3
↔ Pr
3+
+ 3IO
3
-
10.97
5.27•10
-1
Quecksilber(I)iodat
[Hg
2
](IO
3
)
2
[Hg
2
](IO
3
)
2
↔ Hg
2
2+
+ 2IO
3
-
13.71
1.27•10
-2
Quecksilber(I)iodid
[Hg
2
]I
2
[Hg
2
]I
2
↔ Hg
2
2+
+ 2I
-
28.72
1.1•10
-7
Quecksilber(II)iodat
Hg(IO
3
)
2
Hg(IO
3
)
2
↔ Hg
2+
+ 2IO
3
-
12.49
2.38•10
-2
Quecksilber(II)iodid
HgI
2
HgI
2
↔ Hg
2+
+ 2I
-
28.54
8.78•10
-8
Radiumiodat
Ra(IO
3
)
2
Ra(IO
3
)
2
↔ Ra
2+
+ 2IO
3
-
8.94
3.8•10
-1
Rubidiumiodat
RbIO
3
RbIO
3
↔ Rb
+
+ IO
3
-
2.25
1.95•10
1
Rubidiumperiodat
RbIO
4
RbIO
4
↔ Rb
+
+ IO
4
-
3.26
6.48•10
0
Samariumiodat
Sm(IO
3
)
3
Sm(IO
3
)
3
↔ Sm
3+
+ 3IO
3
-
11.19
4.73•10
-1
Silberiodat
AgIO
3
AgIO
3
↔ Ag
+
+ IO
3
-
7.5
5.03•10
-2
Silberiodid
AgI
AgI ↔ Ag
+
+ I
-
16.07
2.17•10
-6
Strontiumiodat
Sr(IO
3
)
2
Sr(IO
3
)
2
↔ Sr
2+
+ 2IO
3
-
6.94
1.34•10
0
Thallium(I)iodat
TlIO
3
TlIO
3
↔ Tl
+
+ IO
3
-
5.51
6.67•10
-1
Thallium(I)iodid
TlI
TlI ↔ Tl
+
+ I
-
7.26
7.77•10
-2
Thoriumiodat
Th(IO
3
)
4
Th(IO
3
)
4
↔ Th
4+
+ 4IO
3
-
14.6
3.69•10
-1
Uranyl(VI)iodat
[UO
2
](IO
3
)
2
[UO
2
](IO
3
)
2
↔ UO
2
2+
+ 2IO
3
-
7.5
1.23•10
0
Wismutiodid
BiI
3
BiI
3
↔ Bi
3+
+ 3I
-
18.11
7.68•10
-3
Ytterbium(III)iodat
Yb(IO
3
)
3
Yb(IO
3
)
3
↔ Yb
3+
+ 3IO
3
-
11.21
4.83•10
-1
Yttriumiodat
Y(IO
3
)
3
Y(IO
3
)
3
↔ Y
3+
+ 3IO
3
-
9.95
8.76•10
-1
Zinkiodat
Zn(IO
3
)
2
Zn(IO
3
)
2
↔ Zn
2+
+ 2IO
3
-
5.37
4.24•10
0
Zinn(II)iodid
SnI
2
SnI
2
↔ Sn
2+
+ 2I
-
4.12
9.93•10
0
Komplexdissoziationskonstanten:
Komplex
Formel
Reaktion
pD
Diiodatoargentat(I)
Ag(IO
3
)
2
-
Ag(IO
3
)
2
-
↔ Ag
+
+ 2IO
3
-
1.9
Diiodidoaurat(I)
AuI
2
-
AuI
2
-
↔ Au
+
+ 2I
-
18.6
Diiodidocuprat(I)
CuI
2
-
CuI
2
-
↔ Cu
+
+ 2I
-
7.1
Diiodidothallat(I)
TlI
2
-
TlI
2
-
↔ Tl
+
+ 2I
-
1.85
Hexaiodidobismutat(III)
BiI
6
3-
BiI
6
3-
↔ Bi
3+
+ 6I
-
18.9
Tetraiodidoargentat(I)
AgI
4
3-
AgI
4
3-
↔ Ag
+
+ 4I
-
14.2
Tetraiodidoaurat(III)
AuI
4
-
AuI
4
-
↔ Au
3+
+ 4I
-
47.6
Tetraiodidocadmat
CdI
4
2-
CdI
4
2-
↔ Cd
2+
+ 4I
-
6.2
Tetraiodidopalladat(II)
PdI
4
2-
PdI
4
2-
↔ Pd
2+
+ 4I
-
24.64
Tetraiodidoplumbat(II)
PbI
4
2-
PbI
4
2-
↔ Pb
2+
+ 4I
-
4.5
Tetraiodiomercurat(II)
HgI
4
2-
HgI
4
2-
↔ Hg
2+
+ 4I
-
29.72
Triiodidoindat(III)
InI
3
InI
3
↔ In
3+
+ 3I
-
2.7