ammonium
NH₄⁺
hydroxide
OH⁻
acetate
C2H3O2−
cyanide
CN−
nitrate
NO3−
nitrite
NO2−
perchlorate
ClO4−
chlorate
ClO3−
chlorite
ClO2−
hypochlorite
ClO−
sulfate
SO42-
hydrogen sulfate
HSO4-
sulfite
SO32-
hydrogen sulfite
HSO3-
carbonate
CO32-
hydrogen carbonate
HCO3-
phosphate
PO43-
hydrogen phosphate
HPO42-
phosphite
PO33-
dihydrogen phosphate
H2PO4-
-ate to -ite
remove an oxygen
hypo-
remove an oxygen
per-
add an oxygen
add hydrogen to a name
adds hydrogen to formula and increase charge by +1