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Polyatomic Ions (Chem Formula First)

ClO-1 - Hypochlorite

CN-1 - Cyanide

HCO3-1 - Bicarbonate

HSO4-1 - Bisulfate or Hydrogen Sulfate

IO-1 - Hypoiodite

IO2-1 - Iodite

IO4-1 - Periodate

C2O4-2 - Oxalate

S2O3-2 - Thiosulfate

Cr2O7-2 - Dichromate

HC2O4-1 - Bioxalate

HPO4-2 - Hydrogen Phosphate

PO4-3 - Phosphate

SO4-2 - Sulfate

SO3-2 - Sulfite

PO3-3 - Phosphite

CrO4-2 - Chromate

HSO3-1 - Bisulfite or hydrogen sulfite

NO3-1 - Nitrate

BrO3-1 - Bromate

CO3-2 - Carbonate

OH-1 - Hydroxide

BrO-1 - Hypobromite

O2-2 - Peroxide

MnO4-1 - Permanganate

SCN-1 - Thiocyanate

HS-1 - Bisulfide or Hydrogen Sulfide

IO3-1 - Iodate

BrO2-1 - Bromite

BrO4-1 - Perbromate

ClO2-1 - Chlorite

NH4+1 - Ammonium

ClO3-1 - Chlorate

ClO4-1 - Perchlorate

C2H3O2-1 - Acetate

NO2-1 - Nitrite


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Polyatomic Ions (Chem Formula First)

ClO-1 - Hypochlorite

CN-1 - Cyanide

HCO3-1 - Bicarbonate

HSO4-1 - Bisulfate or Hydrogen Sulfate

IO-1 - Hypoiodite

IO2-1 - Iodite

IO4-1 - Periodate

C2O4-2 - Oxalate

S2O3-2 - Thiosulfate

Cr2O7-2 - Dichromate

HC2O4-1 - Bioxalate

HPO4-2 - Hydrogen Phosphate

PO4-3 - Phosphate

SO4-2 - Sulfate

SO3-2 - Sulfite

PO3-3 - Phosphite

CrO4-2 - Chromate

HSO3-1 - Bisulfite or hydrogen sulfite

NO3-1 - Nitrate

BrO3-1 - Bromate

CO3-2 - Carbonate

OH-1 - Hydroxide

BrO-1 - Hypobromite

O2-2 - Peroxide

MnO4-1 - Permanganate

SCN-1 - Thiocyanate

HS-1 - Bisulfide or Hydrogen Sulfide

IO3-1 - Iodate

BrO2-1 - Bromite

BrO4-1 - Perbromate

ClO2-1 - Chlorite

NH4+1 - Ammonium

ClO3-1 - Chlorate

ClO4-1 - Perchlorate

C2H3O2-1 - Acetate

NO2-1 - Nitrite