Polyatomic Ions Chart

NH4+

Ammonium

C2H3O2- and CH3COO-

Acetate

CN-

Cyanide

CO3-2

_Carbonate

HCO3-

Bicarbonate

C2O4-2

Oxalate

ClO-

Hypochlorite

ClO2-

Chlorite

ClO3-

Chlorate

ClO4-

Perchlorate

S2O3-2

Thiosulfate

BrO-

Hypobromite

AsO2-3

Arsenite

BrO3-

Bromate

CrO4-2

Chromate

Cr2O7-2

Dichromate

MnO4-

Permanganate

MnO4-2

Manganate

NO2-

Nitrite

NO3-

Nitrate

OH-

Hydroxide

PO4-3

Phosphate

SCN-

Thlocaynate

SO3-2

Sulfite

SO4-2

Sulfate

HSO4-

Hydrogen Sulfate

IO3-

Iodate

SeO4-2

Selenate

HSO3-

Hydrogen Sulfate

Fe

Iron (+2 -ou and +3 ic charge states)

Pb

Lead (+2 -ous and +4 ic charge states)

Sn

Tin (+2 -ous and +4 -ic charge states)

Hg

Mercury (+1 -ous and +2 ic charge states)

Cu

Copper (+1 -ous and +2 ic charge states)

Mono

One

Di

Two

Tri

Three

Tetra

Four

Penta

Five

Hexa

Six

Hepta

Seven

Octa

Eight

Nona

Nine

Deca

Ten