Tungsten (W) - Element 74 | Properties & Electron Configuration
What is Tungsten?
Tungsten (W) is element 74, a transition metal in period 6, group 6. Its electron configuration is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d⁴ 6s².
| Atomic Number | 74 |
| Symbol | W |
| Atomic Mass | 183.84 u |
| Category | Transition Metal |
| Period | 6 |
| Group | 6 |
| Block | d |
| Electron Configuration | 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d⁴ 6s² |
| Short Config | [Xe] 4f¹⁴ 5d⁴ 6s² |
| Electronegativity | 2.36 |
| Atomic Radius | 135 pm |
| Ionization Energy | 770 kJ/mol |
| Electron Affinity | 79 kJ/mol |
| Phase (STP) | Solid |
Electron Configuration
The full electron configuration of Tungsten is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d⁴ 6s². In noble gas shorthand, this is written as [Xe] 4f¹⁴ 5d⁴ 6s².
Tungsten is a d-block element in group 6, period 6.
Periodic Trends
Electronegativity: Tungsten has a Pauling electronegativity of 2.36. Within group 6, electronegativity generally decreases down the group.
Atomic Radius: 135 pm. Across period 6, atomic radius generally decreases left to right as nuclear charge increases.
Ionization Energy: 770 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 Tungsten on the Interactive Periodic TableRelated Topics
Chromium (Cr)
Properties of Chromium - same group as Tungsten
Molybdenum (Mo)
Properties of Molybdenum - same group as Tungsten
Seaborgium (Sg)
Properties of Seaborgium - same group as Tungsten
Cesium (Cs)
Properties of Cesium - same period as Tungsten
Barium (Ba)
Properties of Barium - same period as Tungsten
Lanthanum (La)
Properties of Lanthanum - same period as Tungsten