Back حمض الزرنيخيك Arabic آرسنیک اسید AZB Àcid arsènic Catalan Kyselina trihydrogenarseničná Czech Arsensäure German Arsenic acid English Arsenata acido Esperanto Ácido arsénico Spanish آرسنیک اسید Persian Arseenihappo Finnish
Arsenic acid is a chemical compound. It is also an acid. Its chemical formula is H3AsO4. It has hydrogen and arsenate ions in it.