Lithium peroxide

Lithium peroxide is a chemical compound. Its chemical formula is Li2O2. It contains lithium and peroxide ions.


Lithium peroxide is a white solid. It gives off oxygen when heated. It is an oxidizing agent.


Lithium peroxide is made by reacting lithium hydroxide with hydrogen peroxide and removing the water.


It is used to absorb carbon dioxide on spaceships. It also releases oxygen when it absorbs carbon dioxide.[1]


Lithium peroxide reacts violently with water to make oxygen. It also is an oxidizing agent and can catch things on fire. It is corrosive because it is basic.


  1. Greenwood, Norman N.; Earnshaw, A. (1984), Chemistry of the Elements, Oxford: Pergamon, p. 98, ISBN 0-08-022057-6CS1 maint: Multiple names: authors list (link)