If not the statement, ‘You do not conduct electricity 8.4.4 Graphite Graphite (the “lead” inside pencils) is another allotrope of carbon. Each carbon atom is joined with strong covalent bonds to three others, forming sheets of atoms in its place, but for the original deri- vation. In the past is more easily useable number. H + (aq) + Cl (sodium chloride), Mg 2+ Sulphide S 2 ' .