Humboldt State University ® Department of Chemistry


Chem 109 Supplemental Study Modules

Nomenclature: Tables of Common Ions

Table of Negative Ions

 Minus One

 Minus Two

Minus Three

 Symbol

 Name

 Symbol

 Name

 Symbol

 Name
 F-
 Cl-
 Br-
 I-
OH- 
 NO2-
 NO3-
 C2H3O2-
ClO- 
 ClO2-
 ClO3-
 ClO4-
 HCO3-
 HSO3-
 HSO4-
MnO4- 
 CN-
flouride 
 chloride
 bromide
iodide 
 hydroxide
 nitrite
 nitrate
 acetate
 hypochlorite
 chlorite
chlorate 
 perchlorate
 hydrogen carbonate (bicarbonate)
 hydrogen sulfite
 hydrogen sulfate
 permanganate
 cyanide
O2- 
 O22-
 S2-
 SO32-
 SO42-
CO32- 
 C2O42-
 CrO42-
 Cr2O72-
 oxide
 peroxide
 sulfide
 sulfite
 sulfate
 carbonate
 oxalate
chromate 
 dichromate
 PO43-
AsO33- 
 AsO43-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 phosphate
arsenite
arsenate
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Table of Positive Ions

Plus One

 Plus Two

Plus Three

 Symbol

 Name

 Symbol

 Name

 Symbol

 Name
H+
Na+
K+
Ag+
NH4+
hydrogen
sodium
potassium
silver
ammonium
  Mg2+
 Ca2+
 Sr2+
 Ba2+
 Zn2+
 Cd2+
 Ni2+
magnesium
calcium
strontium
barium
zinc
cadmium
nickel
Al3+
aluminum

 

Table of Positive Ions with Multiple Valence

 Plus One or Two

 Plus Two or Three

Plus Three or Four

 Symbol

 Name

 Symbol

 Name

 Symbol

 Name
  Cu+
 Cu2+
 Hg22+
 Hg2+
 copper(I) or cuprous
 copper(II) or cupric
 mercury(I) or mercurous
 mercury(II) or mercuric
 Fe2+
 Fe3+
 
 
 iron(II) or ferrous
iron(III) or ferric 
 
 
 Sn2+
 Sn4+
 Pb2+
 Pb4+
 tin(II) or stannous
 tin(IV) or stannic
 lead(II) or plumbous
 lead(IV) or plumbic


 

© R A Paselk

Last modified 425 January 2011