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hydrogen
+1
lithium
+1
sodium
+1
potassium
+1
silver
+1
magnesium
+2
calcium
+2
strontium
+2
mercury
+2
barium
+2
manganese
+2
nickel
+2
zinc
+2
lead
+2
chromium
+3
aluminum
+3
nitride
-3
phosphide
-3
oxide
-2
sulfide
-2
fluoride
-1
chloride
-1
bromide
-1
iodide
-1
copper [2]
+1 or +2
iron [2]
+2 or +3
tin [2]
+2 or +4
mercury (Hg2)
Hg2 +2
peroxide
O2 -2
ammonium
NH4+
hydronium
H3O+
acetate
C2H3O2-
cyanide
CN-
oxalate
C2O4 -2
hydroxide
OH-
chromate
CrO4 -2
dichromate
Cr2O7 -2
carbonate
CO3 -2
bicarbonate
HCO3-
nitrite
NO2-
nitrate
NO3-
sulfite
SO3 -2
sulfate
SO4 -2
bisulfate
NaHSO4
phosphite
PO3 -3
phosphate
PO4 -3
chlorite
ClO2-
chlorate
ClO3-
permanganate
MnO4-
arsenate
AsO4 -3