82Pb
Lead
Post-Transition MetalLead (Pb) is element 82, a post-transition metal, in period 6 and group 14 of the periodic table. Its standard atomic weight is 207.2, it melts at 327.46 °C and boils at 1749 °C. It has been known since antiquity.
Atomic Number82
SymbolPb
NameLead
Atomic Weight207.2 u
CategoryPost-Transition Metal
Period6
Group14
Melting Point327.46 °C
Boiling Point1749 °C
Density11.342 g/cm³
Electron Config[Xe] 4f14 5d10 6s2 6p2
Discovered ByKnown since antiquity