Answer :
That answer is zinc as hydrogen is flammable so it doesn’t conduct electricity.Argon is a noble gas n also doesn’t conduct electricity
A. Zinc (Zn)
Like all the other metals, it has a cloud of an electron because of the free electrons in the valence shell. These electrons are easier to move.
When some electric force is applied, the electrons start moving towards the positive end due to the attraction. This causes the flow of electrons, and, ultimately, the generation of electricity. Zinc one has 27%