Ionic Charges Chart (Cations and Anions)

Vocabulary flashcards covering common cations and anions, their formulas, and corresponding ionic charges.

ammonium

NH4+, polyatomic cation with a 1+ charge

cesium

Cs+, monatomic cation with a 1+ charge

gold(I)

Au+, monatomic cation with a 1+ charge (Au in +1 oxidation state)

hydrogen (proton)

H+, monatomic cation with a 1+ charge

lead(I)

Pb+, monatomic cation with a 1+ charge

lithium

Li+, monatomic cation with a 1+ charge

potassium

K+, monatomic cation with a 1+ charge

silver

Ag+, monatomic cation with a 1+ charge

sodium

Na+, monatomic cation with a 1+ charge

copper(I)

Cu+, monatomic cation with a 1+ charge (Cu in +1 oxidation state)

barium

Ba2+, monatomic cation with a 2+ charge

beryllium

Be2+, monatomic cation with a 2+ charge

cadmium

Cd2+, monatomic cation with a 2+ charge

calcium

Ca2+, monatomic cation with a 2+ charge

cobalt(II)

Co2+, monatomic cation with a 2+ charge (Co in +2 oxidation state)

copper(II)

Cu2+, monatomic cation with a 2+ charge (Cu in +2 oxidation state)

iron(II) (ferrous)

Fe2+, monatomic cation with a 2+ charge

lead(II)

Pb2+, monatomic cation with a 2+ charge

magnesium

Mg2+, monatomic cation with a 2+ charge

manganese(II)

Mn2+, monatomic cation with a 2+ charge

mercury(I) (mercurous)

Hg2^2+, diatomic cation (two Hg atoms) with an overall 2+ charge

mercury(II) (mercuric)

Hg2+, monatomic cation with a 2+ charge

nickel(II)

Ni2+, monatomic cation with a 2+ charge

strontium

Sr2+, monatomic cation with a 2+ charge

zinc

Zn2+, monatomic cation with a 2+ charge

tin(II) (stannous)

Sn2+, monatomic cation with a 2+ charge

aluminum

Al3+, monatomic cation with a 3+ charge

chromium(III)

Cr3+, monatomic cation with a 3+ charge

cobalt(III)

Co3+, monatomic cation with a 3+ charge

gold(III)

Au3+, monatomic cation with a 3+ charge

iron(III) (ferric)

Fe3+, monatomic cation with a 3+ charge

manganese(III)

Mn3+, monatomic cation with a 3+ charge

tin(IV) (stannic)

Sn4+, monatomic cation with a 4+ charge

nickel(IV)

Ni4+, monatomic cation with a 4+ charge

lead(IV)

Pb4+, monatomic cation with a 4+ charge

acetate

C2H3O2−, polyatomic anion with a 1− charge

cyanide

CN−, polyatomic anion with a 1− charge

amide

NH2−, polyatomic anion with a 1− charge

cyanate

OCN−, polyatomic anion with a 1− charge

hydrogen carbonate (bicarbonate)

HCO3−, polyatomic anion with a 1− charge

fluoride

F−, monatomic anion with a 1− charge

hydride

H−, monatomic anion with a 1− charge

hydrogen sulfate (bisulfate)

HSO4−, polyatomic anion with a 1− charge

hydroxide

OH−, polyatomic anion with a 1− charge

hypochlorite

ClO−, polyatomic anion with a 1− charge

bisulfide

HS−, polyatomic anion with a 1− charge

iodate

IO3−, polyatomic anion with a 1− charge

bisulfite

HSO3−, polyatomic anion with a 1− charge

iodide

I−, monatomic anion with a 1− charge

bromate

BrO3−, polyatomic anion with a 1− charge

bromide

Br−, monatomic anion with a 1− charge

chlorate

ClO3−, polyatomic anion with a 1− charge

chlorite

ClO2−, polyatomic anion with a 1− charge

chloride

Cl−, monatomic anion with a 1− charge

nitrate

NO3−, polyatomic anion with a 1− charge

nitrite

NO2−, polyatomic anion with a 1− charge

perchlorate

ClO4−, polyatomic anion with a 1− charge

permanganate

MnO4−, polyatomic anion with a 1− charge

thiocyanate

SCN−, polyatomic anion with a 1− charge

carbonate

CO3^2−, polyatomic anion with a 2− charge

chromate

CrO4^2−, polyatomic anion with a 2− charge

dichromate

Cr2O7^2−, polyatomic anion with a 2− charge

oxide

O^2−, monatomic anion with a 2− charge

oxalate

C2O4^2−, polyatomic anion with a 2− charge

silicate

SiO3^2−, polyatomic anion with a 2− charge

sulfate

SO4^2−, polyatomic anion with a 2− charge

sulfide

S^2−, monatomic anion with a 2− charge

sulfite

SO3^2−, polyatomic anion with a 2− charge

tartrate

C4H4O6^2−, polyatomic anion with a 2− charge

tetraborate

B4O7^2−, polyatomic anion with a 2− charge

thiosulfate

S2O3^2−, polyatomic anion with a 2− charge

arsenate

AsO4^3−, polyatomic anion with a 3− charge

arsenite

AsO3^3−, polyatomic anion with a 3− charge

citrate

C6H5O7^3−, polyatomic anion with a 3− charge

ferricyanide

Fe(CN)6^3−, polyatomic anion with a 3− charge

nitride

N^3−, monatomic anion with a 3− charge

phosphate

PO4^3−, polyatomic anion with a 3− charge

phosphite

PO3^3−, polyatomic anion with a 3− charge

phosphide

P^3−, monatomic anion with a 3− charge