based on the periodic table, which element is the best electrical conductor

Answer:
its a magnesium because it only metal in option and metals are capable to conduct electricity.
Answer:
Magnesium (Mg)
Explanation:
According to the periodic table, Metals have a high electrical conductivity than non-metals. Magnesium is a metal so it has a high electrical conductivity. Rest of them (Cl, Ne, and O ) are non-metals.