What is Phosphite?
[[File:Phosphite ion.svg|thumb|Hydrogen Phosphite ion]] '''Hydrogen Phosphite''' is an [[ion]]. Its chemical formula is HPO<sub>3</sub><sup>2-</sup>. It contains phosphorus in its +3 [[oxidation state]]. [[Chemical compound]]s containing the phosphite ion are called phosphites. Phosphites are the [[salt]]s of [[phosphorous acid]]. They are poisonous. They are [[reducing agent]]s. An example would be [[sodium phosphite]]. ==Related pages== *[[Phosphate]] *[[Hypophosphite]] *[[Phosphorus]] {{chem-stub}} [[Category:Phosphorus compounds]] [[Category:Ions]]