👉 Arsenite, also known as arsenic dioxide or arsenic, is a chemical compound that contains the element arsenic (As). It is primarily used in the production of high-quality steel. The chemical formula for arsenite is As2O3 and it has a molar mass of 156.97 g/mol. Arsenite is a toxic substance with a corrosive effect on metals, which makes it hazardous to handle or work with. It can cause respiratory problems if