List Of Common Ions
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1
2List of Common Ions
Monatomic Cations
Polyatomic Cations
+
+
1+
H
hydrogen
NH
ammonium
4
+
Li
lithium
+
H
O
hydronium
3
+
Na
sodium
+
Polyatomic Anions
K
potassium
+
-
Rb
rubidium
OH
hydroxide
+
Cs
cesium
-
CN
cyanide
+
Ag
silver
2-
O
peroxide
2
2+
2-
2+
Mg
magnesium
CO
carbonate
3
2+
2-
Ca
calcium
C
O
oxalate
2
4
2+
Sr
strontium
-
NO
nitrite
2
2+
Ba
barium
-
NO
nitrate
3
2+
3-
Zn
zinc
PO
phosphite
3
2+
3-
Cd
cadmium
PO
phosphate
4
2-
SO
sulfite
3
3+
3+
Al
aluminum
2-
SO
sulfate
4
3+
2-
Bi
bismuth
S
O
thiosulfate
2
3
-
ClO
hypochlorite
Monatomic Anions
-
ClO
chlorite
2
-
-
1-
H
hydride
ClO
chlorate
3
-
-
F
fluoride
ClO
perchlorate
4
-
-
CH
COO
Cl
chloride
3
-
or C
H
O
acetate
-
Br
bromide
2
3
2
3-
AsO
arsenate
-
I
iodide
4
3-
BO
borate
3
2-
SiO
silicate
2-
2-
O
oxide
3
-
MnO
permanganate
2-
S
sulfide
4
2-
CrO
chromate
4
2-
Cr
O
dichromate
3-
3-
N
nitride
2
7
-
CHO
formate
3-
P
phosphide
2
hydrogen carbonate
-
HCO
or bicarbonate
3
4-
2-
4-
C
(C
)
carbide
2
hydrogen sulfite
-
HSO
or bisulfite
3
hydrogen sulfate
-
HSO
or bisulfate
4
2-
HPO
hydrogen phosphate
4
-
H
PO
dihydrogen phosphate
2
4
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