Aluminide
Encyclopedia
An aluminide is a compound that has aluminium
with more electropositive elements. Since aluminium is near the nonmetal
s, it can bond with metals differently than other metals. The properties of an aluminide would be intermediate between a metal alloy and an ionic compound.
See category for a list.
Aluminium
Aluminium or aluminum is a silvery white member of the boron group of chemical elements. It has the symbol Al, and its atomic number is 13. It is not soluble in water under normal circumstances....
with more electropositive elements. Since aluminium is near the nonmetal
Nonmetal
Nonmetal, or non-metal, is a term used in chemistry when classifying the chemical elements. On the basis of their general physical and chemical properties, every element in the periodic table can be termed either a metal or a nonmetal...
s, it can bond with metals differently than other metals. The properties of an aluminide would be intermediate between a metal alloy and an ionic compound.
Examples
- magnesium aluminideMagnesium aluminideMagnesium aluminide is an intermetallic compound of magnesium and aluminium. Common phases include the beta phase and the gamma phase , which both have cubic crystal structures...
, MgAl - titanium aluminideTitanium aluminideTitanium aluminide, TiAl, is an intermetallic chemical compound. It is lightweight and resistant to oxidation and heat, however it suffers from low ductility. The density of gamma TiAl is about 4.0 g/cm³. It finds use in several applications including automobiles and aircraft...
, TiAl
See category for a list.