Ion Names and Charges



The ions listed are those which have a different name from their element (e.g. ‘Aluminium Ion’ is not listed)

Monoatomic, Single Charge

Cation (-)

Name Symbol
Natric (Sodium)
Kallium (Potassium)

(Anion (-)

Name Symbol
Hydride
Oxide
Nitride
Fluoride
Chloride
Bromide
Iodide
Sulphide
Selenide
Telluride
Phosphide
Arsenide

Monoatomic, Variable Charge

Systematic Name Common Name Symbol Systematic Name Common Name Symbol
Copper(I) Cuprous Copper(II) Cupric
Copper(I) Cuprous Copper(II) Cupric
Iron(II) Ferrous Iron(III) Ferric
Tin(II) Stannous Tin(IV) Stannic
Chromium(II) Chromous Chromium(III) Chromic
Manganese(II) Manganous Manganese(III) Manganic
Mercury(I) Mercurous Mercury(II) Mercuric
Lead(II) Plumbous Lead(IV) Plumbic
Cobalt(II) Cobaltous Cobalt(III) Cobaltic
Silver(I) Argentous Silver(III) Argentic
Gold(I) Aurous Gold(III) Auric

Common Polyatomic Ions

Of course many more exist, these are some common and uncommon ones.

Cations (+)

Name Formula Name Formula
Ammonium Hydronium

Anions (-)

Name Formula Name Formula
Hydroxide    
Superoxide Peroxide
Carbonate Oxylate
Nitrate Nitrite
Amide    
Halides      
Hypochlorite Chlorite
Chlorate Perchlorate
Etc. for other halides.      
Organic      
Formate Acetate
Tartrate Cyanide
Other      
Sulfate Sulfite
Thiosulfate Thiocyanate
Phosphate Phosphite
Arsenate Selenate
Silicate Hexafluorosilicate
Chromate Dichromate
Borate Tetraborate

Source: https://www.chemteam.info/Nomenclature/Nomenclature-Data-Sheet.html Accessed 27/04/2020: pubChem