82
207.2 u
Pb
Lead
Post Transition Metal
Atomic Structure
Physical State
Group
14
Period
6
Block
p
Electron Configuration
[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p²
Physical Properties
Atomic Mass:
207.2 u
Electronegativity:
1.87
Atomic Radius:
154 pm
Ionization Energy:
7.417 eV
Density:
11.34 g/cm³
Melting Point:
600.61 K
Boiling Point:
2022 K
Historical Information
Discovered By:
Ancient
Year Discovered:
Unknown