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Cations
$\newcommand{ra}{\rightarrow\text{ }}\ce{H3O+}\ra$ Hydronium
$\ce{NH4+}\ra$ Ammonium
$\ce{PH4+}\ra$ Phosphonium
Anions
Group 3
- $BO3^{3-}\ra$ Borate
Group 4
Inorganic
- $\ce{CN-}\ra$Cyanide
- $\ce{CO3-}\ra$ Carbonate
- $\ce{HCO3-}\ra$ Bicarbonate
- $\ce{SiO3^{2-}}\ra$ Silicate/Metasilicate
- $\ce{SnO3^{2-}}\ra$ Stannate
Organic
- $\ce{C2O4^{2-}}\ra$ Oxalate
- $\ce{C2H3O2-}\ra$Acetate
- $\ce{C3H5O3-}\ra$ Lactate/Propionate
- $\ce{C6H8O7^{3-}}\ra$Citrate
- $\ce{C7H5O2-}\ra$ Benzoate
- $\ce{C7H5O3-}\ra$Salicylate
Group 5
- $\ce{N3-}\ra$ Azide
- $\ce{NO3-}\ra$Nitrate
- $\ce{NO2-}\ra$Nitrite
- $\ce{PO4^{3-}}\ra$Phosphate
- $\ce{HPO4^{2-}}\ra$ Hydrogen Phosphate
- $\ce{H2PO4-}\ra$ Dihydrogen Phosphate
- $\ce{AsO4^{3-}}\ra$Arsenate
- $\ce{AsO3^{3-}}\ra$Arsenite
Group 6
- $\ce{O2^{2-}}\ra$Peroxide
- $\ce{OH-}\ra$Hydroxide
- $\ce{SO4^{2-}}\ra$Sulfate/Sulphate
- $\ce{SO3^{2-}}\ra$Sulfite/Sulphite
- $\ce{HSO4-}\ra$Bisulphate/Bisulfate
- $\ce{HSO3-}\ra$Bisulphite/Bisulfite
- $\ce{SCN-}\ra$Thiocyanate
- $\ce{S2O3^{2-}}\ra$Thiosulfate/Thiosulphate
- $\ce{S2O8^{2-}}\ra$Peroxydisulfate/Peroxydisulphate
- $\ce{SeO4^{2-}}\ra$Selenate
Group 7
- $\ce{FO3-}\ra$Fluorate
- $\ce{ClO4-}\ra$Perchlorate
- $\ce{ClO3-}\ra$Chlorate
- $\ce{ClO2-}\ra$Chlorite
- $\ce{ClO-}\ra$Hypochlorite
- $\ce{BrO3-}\ra$Bromate
- $\ce{BrO2-}\ra$Bromite
- $\ce{IO3-}\ra$Iodate
- $\ce{IO2-}\ra$Iodite
- $\ce{AtO3-}\ra$Astatate
Transitional Metal Anions
- $\ce{CrO4^{2-}}\ra$Chromate
- $\ce{Cr2O7^{2-}}\ra$Dichromate
- $\ce{MnO4-}\ra$Permaganate
- $\ce{MnO4^{2-}}\ra$Maganate
- $\ce{WO4^{2-}}\ra$Tungstate
- $\ce{MoO4^{2-}}\ra$Molybdate
- $\ce{Fe(CN)6^{4-}}\ra$Ferrocyanide
- $\ce{VO3-}\ra$Vanadate
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