Polyatomic Ions

nothing

NH4 +

ammonium

H30 +

hydronium

Hg2 2+

mercury I

H2PO4 -

dihydrogen phosphate

HCO3 -

Hydrogen Carbonate

HSO3 -

Hydrogen sulfite

HSO4

hydrogen sulfate

no2 -

nitrite

NO3 -

nitrate

OH -

Hydroxide

CH3OO -

acetate

CN -

Cyanide

CNO -

cyanate

CNS -

thiocyanate

O2 -

superoxide

MnO4 -

is the permanganate ion, which has a charge of -1 and is commonly used as an oxidizing agent in chemical reactions.

ClO -

is the hypochlorite ion

ClO2 -

is the chlorite ion, which carries a charge of -1

ClO3 -

is the chlorate ion, which carries a charge of -1 a

ClO4 -

is the perchlorate ion, which carries a charge of -1.

BrO3 -

is the bromate ion, which carries a charge of -1.

IO3-

is the iodate ion, which carries a charge of -1.

HPO4 2-

is the hydrogen phosphate ion, which carries a charge of -2.

CO3 2-

is the carbonate ion, which carries a charge of -2.

SO3 2-

is the sulfite ion, which carries a charge of -2.

SO4 2-

is the sulfate ion, which carries a charge of -2.

S2O4 2-

thiosulfate, 2- charge

SiO3 2-

is the silicate ion, which carries a charge of -2.

C2O4 2-

is the oxalate ion, which carries a charge of -2.

CrO4 2-

is the chromate ion, which carries a charge of -2.

CrO7 2-

is the dichromate ion, which carries a charge of -2.

MoO4 2-

is the molybdate ion, which carries a charge of -2.

O2 2-

is the peroxide ion, which carries a charge of -2.

PO4 3-

is the phosphate ion, which carries a charge of -3.

AsO4 3-

is the arsenate ion, which carries a charge of -3.