acetate
C2 H3 O2 ^ -
carbonate
C O3 ^ 2-
hydrogen carbonate
H C O3 ^ -
hydroxide
O H ^ -
nitrate
N O3 ^ -
nitrite
N O2 ^ -
chromate
Cr O4 ^2-
dichromate
Cr2 O7 ^2-
phosphate
P O4 ^3-
hydrogen phosphate
H P O4 ^2-
ammonium
N H4 ^ +
hypochlorite
Cl O ^ -
chlorite
Cl O2 ^ -
chlorate
Cl O3 ^ -
perchlorate
Cl O4 ^ -
permanganate
Mn O4 ^ -
sulfate
S O4 ^2-
sulfite
S O3 ^2-
hydrogen sulfite
H S O3 ^ -
hydrogen sulfate
H S O4 ^ -
peroxide
O2 ^2-
cyanide
C N ^ -