Lead

For other uses, see Lead (disambiguation). For "PB" or "pb" as an abbreviation, see PB. 82 thallium ← lead → bismuth Sn ↑ Pb ↓ Uuq periodic table General Name, Symbol, Number lead, Pb, 82 Chemical series poor metals Group, Period, Block 14, 6, p Appearance bluish white Atomic mass 207.2(1) g/mol Electron configuration [Xe] 4f14 5d10 6s2 6p2 Electrons per shell 2, 8, 18, 32, 18, 4 Physical properties Phase solid Density (near r.t.) 11.34 g� ...