Looks like no one added any tags here yet for you.
NH₄⁺
ammonium
NO₂⁻
nitrite
NO₃⁻
nitrate
SO₃²⁻
Sulfite
SO₄²⁻
sulfate
HSO₄⁻
hydrogen sulfate (commonly called bi-sulfate)
OH⁻
hydroxide
CN⁻
cyanide
PO₄³⁻
phosphate
HPO₄²⁻
Hydrogen phosphate
H₂PO₄⁻
dihydrogen phosphate
NCS⁻
thiocyanate
CO₃²⁻
carbonate
HCO₃⁻
hydrogen carbonate (commonly called bicarbonate)
ClO⁻
hypochlorite
ClO₂⁻
chlorite
ClO₃⁻
chlorate
ClO₄⁻
perchlorate
C₂H₃O₂⁻
acetate
MnO₄⁻
permanganate
Cr₂O₇²⁻
dichromate
CrO₄²⁻
chromate
O₂²⁻
peroxide
C₂O₄²⁻
Oxalate
S₂O₃²⁻
Thiosulfate