Radium azide

Radium azide is an inorganic compound of radium and nitrogen with the chemical formula Ra(N3)2.

Synthesis
Radium azide can be prepared by dissolving radium carbonate in aqueous hydrazoic acid and evaporating the resulting solution.

Physical properties
Radium azide forms white crystalline solid.

Chemical properties
The compound decomposes when heated to 180–250 °C:


 * Ra(N3)2 -> Ra + 3N2