The Multi-Valent Cations
Cations in the shaded areas are the common cations
Z
Element
Ionic Symbol
'ous-ic' Name
Stock Name
51
antimony
Sb+3
antimonous
antimony(III)


Sb+5
antimonic
antimony(V)
58
cerium
Ce+3
cerous
cerium(III)


Ce+4
ceric
cerium(IV)
24
chromium
Cr+2
chromous
chromium(II)


Cr+3 chromic
chromium(III)


Cr+6
-----------
chromium(VI)
27
cobalt
Co+2
cobaltous
cobalt(II)


Co+3
cobaltic
cobalt(III)
29
copper
Cu+1
cuprous
copper(I)


Cu+2
cupric
copper(II)
63
europium
Eu+2
europous
europium(II)


Eu+3
europic
europium(III)
32
germanium
Ge+2
germanous
germanium(II)


Ge+4
germanic
germanium(IV)
79
gold
Au+1
aurous
gold(I)


Au+3
auric
gold(III)
77
iridium
Ir+2
iridous
iridium(II)


Ir+3
iridic
iridium(III)


Ir+4
-----------
iridium(IV)
26
iron
Fe+2
ferrous
iron(II)


Fe+3
ferric
iron(III)
82
lead
Pb+2
plumbous
lead(II)


Pb+4
plumbic
lead(IV)
25
manganese
Mn+2
manganous
manganese(II)


Mn+3
manganic
manganese(III)


Mn+4
-----------
manganese(IV)


Mn+6
-----------
manganese(VI)


Mn+7
-----------
manganese(VII)
80
mercury
Hg+1
mercurous
mercury(I)


Hg+2
mercuric
mercury(II)
42
molybdenum
Mo+2
molybdenous
molybdenum(II)


Mo+3
molybdenic
molybdenum(III)


Mo+4
-----------
molybdenum(IV)


Mo+5
-----------
molybdenum(V)


Mo+6
-----------
molybdenum(VI)
93
neptunium
Np+3
neptunous
neptunium(III)


Np+4
neptunic
neptunium(IV)


Np+5
-----------
neptunium(V)


Np+6
-----------
neptunium(VI)
28
nickel
Ni+2
nickelous
nickel(II)


Ni+4
nickelic
nickel(IV)
41
niobium
Nb+3
niobous
niobium(III)


Nb+5
niobic
niobium(V)
76
osmium
Os+2
osmious
osmium(II)


Os+3
osmic
osmium(III)


Os+4
-----------
osmium(IV)


Os+6
-----------
osmium(VI)


Os+8
-----------
osmium(VIII)
46
palladium
Pa+2
palladious
palladium(II)


Pa+3
palladic
palladium(III)
78
platinum
Pt+2
platinous
platinum(II)


Pt+4
platinic
platinum(IV)
94
plutonium
Pu+3
plutonous
plutonium(III)


Pu+4
plutonic
plutonium(IV)


Pu+5
-----------
plutonium(V)


Pu+6
-----------
plutonium(VI)
84
polonium
Po+2
polonous
polonium(II)


Po+4
polonic
polonium(IV)
91
protactinium
Pa+4
protactinous
protactinium(IV)


Pa+5
protactinic
protactinium(V)
75
rhenium
Re+2
rhenious
rhenium(II)


Re+4
rhenic
rhenium(IV)


Re+6
-----------
rhenium(VI)


Re+7
-----------
rhenium(VII)
45
rhodium
Rh+2
rhodious
rhodium(II)


Rh+3
rhodic
rhodium(IIi)


Rh+4
-----------
rhodium(IV)
44
ruthenium
Ru+2
ruthenous
ruthenium(II)


Ru+3
ruthenic
ruthenium(III)


Ru+4
-----------
ruthenium(IV)


Ru+6
-----------
ruthenium(VI)


Ru+8
-----------
ruthenium(VIII)
62
samarium
Sm+2
samarous
samarium(II)


Sm+3
samaric
samarium(III)
81
thallium
Tl+1
thallous
thalium(I)


Tl+3
thallic
thallium(III)
69
thulium
Tm+2
thulous
thulium(II)


Tm+3
thulic
thulium(III)
50
tin
Sn+2
stannous
tin(II)


Sn+4
stannic
tin(IV)
22
titanium
Ti+3
titanous
titanium(III)


Ti+4
titanic
titanium(IV)
74
tungsten
W+2
tungstenous
tungsten(II)


W+3
tungstenic
tungsten(III)


W+4
-----------
tungsten(IV)


W+5
-----------
tungsten(V)


W+6
-----------
tungsten(VI)
65
terbium
Tb+3
terbous
terbium(III)


Tb+4
terbic
terbium(IV)
92
uranium
U+3
uranous
uranium(III)


U+4
uranic
uranium(IV)


U+5
-----------
uranium(V)


U+6
-----------
uranium(VI)
23
vanadium
V+2
vanadinous
vanadium(II)


V+3
vanadinic
vanadium(III)


V+4
-----------
vanadium(IV)


V+5
-----------
vanadium(V)
70
ytterbium
Yb+2
ytterbious
ytterbium(II)


Yb+3
ytterbic
ytterbium(III)