Which of the following does not conduct electricity ?

Which of the following will not conduct electricity ?

Which among the following, does not conduct electric current and why? Molten NaCl, Solid Pb, AgNO_3 solution and methanol.

Which of the following can conduct electricity in?

Which of the following can conduct electricity in?

Which of following will not conduct electricity?

Which of the following substances conducts electricity?

How does a metal conduct electricity ?

Which of the following compounds does not conduct electricity in solution?