Which of the following solid is an electronic conductor

An electronic conductor is

Which of the following solids is not an electrical conductor? Mg(s) TiO(s) I_2 (s) H_2O(s)

Which of the following covalent solid is the conductor of electricity ?

Which of the following covalent solid is the conductor of electricity ?

Which of the following network solids is an exceptionally good conductor of electricity ?

Which of the following network solids is an exceptionally good conductor of electricity?

Which of the following statements about solid conductors in electrostatics is (are) true? (I) The electric fie)d inside the conductor is always zero (II) The electric potential inside the conductor is always zero (III) Any net charge is on the surface