Metals are good conductors. Such as iron and so on.
Semimetals are okay conducts as they are half metal. Usually powers or weak metals.
Non-Metals are not conductors as they are usually gases.
Metals - best conductors of electricity. Metalloids - conductors of electricity that is poorer than metals, but better than nonmetals. Nonmetals - does not conduct electricity.
Carbon
No, metalloids have properties of metals and nonmetals.
nonmetal
Yes