Looks like no one added any tags here yet for you.
NH₄⁺
Ammonium
H₃O⁺
Hydronium
Hg₂²⁺
Mercury(I)
C₂H₃O₂⁻
Acetate
N₃⁻
Azide
CO₃²⁻
Carbonate
ClO₃⁻
Chlorate
ClO₂⁻
Chlorite
CrO₄²⁻
Chromate
CN⁻
Cyanide
Cr₂O₇²⁻
Dichromate
H₂PO₄⁻
Dihydrogen phosphate
HCO₃⁻
Hydrogen carbonate (or bicarbonate)
HPO₄²⁻
Hydrogen phosphate
HSO₄⁻
Hydrogen sulfate (or bisulfate)
OH⁻
Hydroxide
ClO⁻
Hypochlorite
NO₃⁻
Nitrate
NO₂⁻
Nitrite
C₂O₄²⁻
Oxalate
ClO₄⁻
Perchlorate
MnO₄⁻
Permanganate
O₂²⁻
Peroxide
PO₄³⁻
Phosphate
PO₃³⁻
Phosphite
SO₄²⁻
Sulfate
SO₃²⁻
Sulfite
SCN⁻
Thiocyanate