Lead (Pb) - Element 82 | Properties & Electron Configuration
What is Lead?
Lead (Pb) is element 82, a post transition metal in period 6, group 14. Its electron configuration is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 6s² 6p².
| Atomic Number | 82 |
| Symbol | Pb |
| Atomic Mass | 207.2 u |
| Category | Post Transition Metal |
| Period | 6 |
| Group | 14 |
| Block | p |
| Electron Configuration | 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 6s² 6p² |
| Short Config | [Xe] 4f¹⁴ 5d¹⁰ 6s² 6p² |
| Electronegativity | 2.33 |
| Atomic Radius | 180 pm |
| Ionization Energy | 716 kJ/mol |
| Electron Affinity | 35 kJ/mol |
| Phase (STP) | Solid |
Electron Configuration
The full electron configuration of Lead is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 6s² 6p². In noble gas shorthand, this is written as [Xe] 4f¹⁴ 5d¹⁰ 6s² 6p².
Lead is a p-block element in group 14, period 6.
Periodic Trends
Electronegativity: Lead has a Pauling electronegativity of 2.33. Within group 14, electronegativity generally decreases down the group.
Atomic Radius: 180 pm. Across period 6, atomic radius generally decreases left to right as nuclear charge increases.
Ionization Energy: 716 kJ/mol. Ionization energy generally increases across a period and decreases down a group.
View all 118 elements with trend overlays for electronegativity, atomic radius, ionization energy, and electron affinity.
Explore Lead on the Interactive Periodic TableRelated Topics
Carbon (C)
Properties of Carbon - same group as Lead
Silicon (Si)
Properties of Silicon - same group as Lead
Germanium (Ge)
Properties of Germanium - same group as Lead
Cesium (Cs)
Properties of Cesium - same period as Lead
Barium (Ba)
Properties of Barium - same period as Lead
Lanthanum (La)
Properties of Lanthanum - same period as Lead