Common Oxoacid Compounds

Table of Common Oxoacids

Acetic Acid
Leyo/Wikimedia Commons/Public Domain

Oxoacids are acids that contain a hydrogen atom bonded to an oxygen atom. These acids dissociate in water by breaking this bond and forming hydronium ions and a polyatomic anion. This table lists common oxoacids and their associated anions.

Common Oxoacids and Assoicated Anions

OxoacidFormulaAnionAnion Formula
acetic acidCH3COOHacetateCH3COO-
carbonic acidH2CO3carbonateCO32-
chloric acidHClO3chlorateClO3=
chlorous acidHClO2chloriteClO2-
hypochlorous acidHClOhypochloriteClO-
iodic acidHIO3iodateIO3-
nitric acidHNO3nitrateNO3-
nitrous acidHNO2nitriteNO2-
perchloric acidHClO4perchlorateClO4-
phosphoric acidH3PO4phosphatePO43-
phosphorous acidH3PO3phosphitePO33-
sulfuric acidH2SO4sulfateSO42-
sulfurous acidH2SO3sulfiteSO32-