AP Chem Polyatomic Ions Set 2

Fluoride

F-

Chloride

Cl-

Bromide

Br-

Iodide

I-

Hydride

H-

Oxide

O2-

Sulfide

S2-

Selenide

Se2-

Nitride

N3-

Phosphide

P3-

Carbide

C4-

Acetate

C2H3O2 -

Cyanide

CN -

Hydroxide

OH -

Nitrate

NO3 -

Nitrite

NO2 -

Permanganate

MnO4 -

Hypochlorite

ClO -

Chlorite

ClO2 -

Chlorate

ClO3 -

Perchlorate

ClO4 -

Hydrogen Carbonate

HCO3 -

Hydrogen Sulfite

HSO3 -

Hydrogen Sulfate

HSO4 -

Hypobromite

BrO -

Bromite

BrO2 -

Bromate

BrO3 -

Perbromate

BrO4 -

Hypoiodite

IO -

Iodite

IO2 -

Iodate

IO3 -

Periodate

IO4 -

Carbonate

CO3 2-

Chromate

CrO4 2-

Dichromate

Cr2O7 2-

Oxalate

C2O4 2-

Peroxide

O2 2-

Silicate

SiO3 2-

Sulfite

SO3 2-

Sulfate

SO4 2-

Hydrogen Phosphate

HPO4 2-

Phosphite

PO3 3-

Phosphate

PO4 3-

Dihydrogen Phosphate

H2PO4 -

Arsenate

AsO4 3-