Tags: Chemical Compound, Chemical Substance.
Manganese(II) oxide (systematically named manganese(2+) oxide(2−)) is an inorganic compound with chemical formula MnO. It forms green crystals and is odorless. Manganese(II) oxide is the simplest ionic manganese oxide. Although it is classified as a very strong base dissolved manganese(II) oxide is non-corrosive and does not attack the skin.