AP Chem Polyatomic Ions

Ag (1+)

Silver

Zn (2+)

Zinc

Hg2 (2+)

Mercury (I)

NH4 (1+)

Ammonium

NO2 (1-)

Nitrite

NO3 (1-)

Nitrate

SO3 (2-)

Sulfite

SO4 (2-)

Sulfate

HSO4 (1-)

Hydrogen Sulfate (Bisulfate)

OH (1-)

Hydroxide

CN (1-)

Cyanide

PO4 (3-)

Phosphate

HPO4 (2-)

Hydrogen Phosphate

H2PO4 (1-)

Dihydrogen Phosphate

NCS (1-)

Thiocyanate

CO3 (2-)

Carbonate

HCO3 (1-)

Hydrogen Carbonate (bicarbonate)

ClO (1-)

Hypochlorite

ClO2 (1-)

Chlorite

ClO3 (1-)

Chlorate

ClO4 (1-)

Perchlorate

BrO (1-)

Hypobromite

BrO2 (1-)

Bromite

BrO3 (1-)

Bromate

BrO4 (1-)

Perbromate

IO (1-)

Hypoiodite

IO2 (1-)

Iodite

IO3 (1-)

Iodate

IO4 (1-)

Periodate

SeO4 (2-)

Selenate

C2H3O2 (1-)

Acetate

MnO4 (1-)

Permanganate

Cr2O7 (2-)

Dichromate

CrO4 (2-)

Chromate

O2 (2-)

Peroxide

C2O4 (2-)

Oxalate

NH2 (1-)

Amide

BO3 (3-)

Borate

S2O3 (2-)

Thiosulfate

Silver

Ag (1+)

Zinc

Zn2+

Mercury (I)

Hg2 2+

Ammonium

NH4 (1+)

Nitrite

NO2-

Nitrate

NO3-

Sulfite

SO3 2-

Sulfate

SO4 2-

Hydrogen Sulfate (Bisulfate)

HSO4-

Hydroxide

OH-

Cyanide

CN-

Phosphate

PO4 3-

Hydrogen Phosphate

HPO4 2-

Dihydrogen Phosphate

H2PO4-

Thiocyanate

NCS-

Carbonate

CO3 2-

Hydrogen Carbonate (Bicarbonate)

HCO3-

Hypochlorite

ClO-

Chlorite

ClO2-

Chlorate

ClO3-

Perchlorate

ClO4-

Hypobromite

BrO-

Bromite

BrO2-

Bromate

BrO3-

Perbromate

BrO4-

Hypoiodite

IO -1

Iodite

IO2-

Iodate

IO3-

Periodate

IO4-

Selenate

SeO4 2-

Acetate

C2H3O2-

Permanganate

MnO4-

Dichromate

Cr2O7 2-

Chromate

CrO4 2-

Peroxide

O2 2-

Oxalate

C2O4 2-

Amide

NH2 -1

Borate

BO3 3-

Thiosulfate

S2O3 2-