Cobalt(II) azide

Cobalt(II) azide is an inorganic chemical compound with the formula Co(N3)2. It can be formed through the reaction between dicobalt octacarbonyl and iodine azide.


 * Co2(CO)8 + 4IN3 → 2Co(N3)2 + 8CO + 2I2

Properties
Aqueous solutions of cobalt(II) azide change in color when introduced to suitable organic solvents, from pink-violet to a blue shade. Like most azides, it is explosive.