borate ion
BO33-
bromate ion
BrO3-
perbromate
BrO4-
tetraborate
B4O72-
acetate ion
C2H3O2- or (CH3COO-)
citrate ion
C6H5O73-
hypochlorite ion
ClO-
chlorite ion
ClO2-
chlorate ion
ClO3-
perchlorate ion
ClO4-
cyanide ion
CN-
carbonate ion
CO32-
oxalate ion
C2O42-
chromate ion
CrO42-
dichromate ion
Cr2O72-
hydrogen phosphate ion
HPO42-
hydrogen sulfate ion
HSO4-
hydrogen carbonate ion
HCO3-
dihydrogen phosphate ion
H2PO4-
hypiodite ion
IO-
iodite ion
IO2-
iodate ion
IO3-
periodate ion
IO4-
permanganate ion
MnO4-