Polyatomic Ion Calculator

Positive Ion:
Negative Ion:
Result:

Polyatomic Ion formula:

Polyatomic Ion Charge = -1
acetate - C2H3O2-
chlorate - ClO3-
nitrate - NO3-
cyanate - OCN-
permanganate - MnO4-
bisulfate (or hydrogen sulfate) - HSO4-
cyanide - CN-
bicarbonate (or hydrogen carbonate) - HCO3-
thiocyanate - SCN-
perchlorate - ClO4-
hydroxide - OH-
nitrite - NO2-
chlorite - ClO2-
dihydrogen phosphate - H2PO4-

Polyatomic Ion Charge = -2 chromate - CrO42-
dichromate - Cr2O72-
carbonate - CO32-
hydrogen phosphate - HPO42-
peroxide - O22-
sulfate - SO42-
sulfite - SO32-
thiosulfate - S2O32-

Polyatomic Ion Charge = -3
phosphate - PO43-
borate - BO33-

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