Arsenic trioxide is the main products of arsenic smelters. This oxide has immediate programs in industry—e.g., like a glass decolorizing agent. Other commercially valuable organic and natural and inorganic arsenic derivatives are prepared from it. During the processing of As2O3 the oxide is Ordinarily lessened withcarbon: 2As2O3+3C?→As4+3CO2 The response is http://https//chemscenter.com