What is Manganese(III) oxide?
'''Manganese(III) oxide''' is a [[chemical compound]]. It has [[manganese]] in its +3 [[oxidation state]]. Its chemical formula is Mn<sub>2</sub>O<sub>3</sub>. It is a brown or black solid. It is made by heating [[manganese(IV) oxide]] to a temperature lower than {{convert|800|C|F}}. It is made in an [[alkaline cell]] when it dies. ==Related pages== *[[Manganese(II) oxide]] *[[Manganese(II) chloride]] *[[Manganese(VII) oxide]] {{chem-stub}} [[Category:Manganese compounds]] [[Category:Oxides]]