Since you will find similarities between arsenic acid and phosphoric acid, the chance that arsenate can switch the critical phosphate team in biologically vital molecules (such as the monosaccharide phosphates and adenosine triphosphate) have to be regarded as. During the processing of As2O3 the oxide is Typically lowered withcarbon: 2As2O3+3C?→As4+3CO2 http://https//chemscenter.com