General Properties
Name: Iron (III) Oxide
Chemical Name: Fe2O3
Synonyms: rust
Apperance: Red solid
Contains: 100% iron (III) oxide
Density: N/A
Synthesis: N/A

Iron oxide is the oxidising agent used in thermite. When a more reactive metal is mixed with iron oxide and ignited, it produces a huge exothermic displacement reaction, enough to melt the pure iron formed!. Iron oxide is also used as a catalyst in some solid rock propellants.