Belive it or not but an oreo is a mixture. LOL
Answer:
Calcium chloride react with aluminum to produce calcium and aluminum chloride. This reaction takes place at a temperature of 600-700°C.
CaCl2+F2 -> CaF2 + Cl2
Answer:
Metalloids elements whose properties are intermediate between those of metals and solid nonmetals or semiconductors.
Some examples:
Chemical element.
Boron.
Semiconductor.
Arsenic.
Silicon.
Selenium.
Antimony.
Germanium.