is conjugate acid of arsenite ion arsenite(1-) 124.922 124.93568 AQLMHYSWFMLWBS-UHFFFAOYSA-N An arsenite ion resulting from the removal of a proton from one of the hydroxy groups of arsenous acid. AsH2O3 CHEBI:29242 H2AsO3(-) InChI=1S/AsH2O3/c2-1(3)4/h2-3H/q-1 O[As](O)[O-] [AsO(OH)2](-) arsenite chebi_ontology dihydrogen arsenite dihydroxidooxidoarsenate(1-) arsenite(2-) monovalent inorganic anion