【How-To】Which Is the Oxidation State of Arsenic in As2O5

An in-depth perspective on 【How-To】Which Is the Oxidation State of Arsenic in As2O5, highlighting critical context.

Arsenic pentoxide is the inorganic compound with the formula As₂O₅. This glassy, white, deliquescent solid is relatively unstable, consistent with the rarity of the As(V) oxidation state. More common, and far more important commercially, is arsenic(III) oxide (As₂O₃).
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Arsenic pentoxide.