Strontium phosphide

Strontium phosphide is an inorganic compound of strontium and phosphorus with the chemical formula. The compound looks like black crystalline material.

Synthesis
Heating strontium phosphate with soot in an arc furnace:



Reaction of strontium with red phosphorus at high temperature:

Physical properties
Strontium phosphide forms black crystals.

Thermally stable, melts at high temperatures.

Dangerous when wet, poison.

Chemical properties
Decomposes with water releasing phosphine:

Reacts with acids:

Uses
It is a highly reactive substance used as a reagent and in the manufacture of chemically reactive devices.