Arsenic acid ( H3AsO4cap H sub 3 cap A s cap O sub 4 ) is a highly toxic inorganic compound that serves as the arsenic analog of phosphoric acid. It is primarily found as a clear, colorless aqueous solution and is one of the most commercially significant pentavalent (oxidation state +5) arsenic compounds. Chemical Identity and Synthesis
) with concentrated nitric acid. It can also be produced through the slow hydration of arsenic pentoxide ( As2O5cap A s sub 2 cap O sub 5 ) in water. arsenic acid
: It is typically synthesized by treating arsenic trioxide ( As2O3cap A s sub 2 cap O sub 3 Arsenic acid ( H3AsO4cap H sub 3 cap