Answer:
physical
Explanation:
Common changes of state include melting, freezing, sublimation, deposition, condensation, and vaporization. I hope this helps. :)
The formula will be AI2O3
Most often, electrons are transferred from the metal atoms to the nonmetal atoms. Some other reactions are possible, such as the reaction between some metal cations and compounds of nonmetals, such as carbon monoxide, to form coordinate covalent bonds.
