Na3PO4 is an electrolyte, any thing that dissociates into ions is what we call an electrolyte. This is a common result for elements from the first two columns of the periodic table combined to a molecule comprised of elements from the nonmetallic section on the right. Solution Na3PO4 is an electrolyte, any thing that dissociates into ions is what we call an electrolyte. This is a common result for elements from the first two columns of the periodic table combined to a molecule comprised of elements from the nonmetallic section on the right..