Question

What are the two reasons why metals are good conductors of electricity?​

Answer 1

Step-by-step explanation:

Metals are good conductor of electricity because they have very large number of free valance electrons whereas glass has no free electrons to conduct electricity. So metals good conductor whereas glass is a bad conductor of electricity.

Answer 2

Metals are excellent conductors because the atoms in a metal form a matrix through which their outer electrons can move freely.

Step-by-step explanation: