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Polyatonic Ions

Common Polyatomic Ions to Memorize for CHMY 141

CH3COO(-) or CH3CO2(-) acetate
NH4(+) ammonium
CO3(2-) carbonate
HCO3(-) Hydrogen Carbonate or Bicarbonate
CN(-) cyanide
HCOO(-) formate
H(+) hydrogen ion
H3O(+) hydronium
OH(-) hydroxide
NO3(-) nitrate
NO2(-) nitrite
ClO4(-) perchlorate
ClO3(-) chlorate
MnO4(-) permanganate
PO4(3-) phosphate
HPO4(2-) hydrogen phosphate or biphosphate
H2PO4(-) dihydrogen phosphate or triphospate
O2(2-) peroxide
SO4(2-) sulfate
HSO4(-) hydrogen sulfate or bisulfate
SO3(2-) sulfite
HSO3(-) hydrogen sulfite or bisulfite
naming convention with oxygen containing polyatomic ions as # of oxygen decreases name change from "Per--ate" to "-ate" to "-ite" to -"hypo--ite"
CrO4(2-) Chromate
Cr2O7(2-) Dichromate
OCl(-) Hypochlorite
C2O4(2-) Oxalate
Created by: joanna.tigercub