Tungsten (W)
Wolframium
Tungsten (W) is a transition metal in period 6, group 6. Its relative atomic mass is 183.84 and the molar mass of the atom is 183.84 g/mol.
Atomic number 74
Atomic mass 183.84
Molar mass 183.84 g/mol
Category Transition metal Solid
Properties of tungsten
| Atomic number | 74 |
|---|---|
| Symbol | W |
| Latin name | Wolframium |
| Relative atomic mass | 183.84 |
| Molar mass | 183.84 g/mol |
| Group, period, block | 6, 6, d |
| Category | Transition metal |
| State at 20 °C | Solid |
| Electron configuration | [Xe] 4f¹⁴ 5d⁴ 6s² |
| Electronegativity (Pauling) | 2.36 |
| Atomic radius | 135 pm |
Electron configuration of tungsten
Electrons per shell
K2L8M18N32O12P2
Full notation
1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d⁴ 6s²
Noble-gas notation
74 protons · 74 electrons[Xe] 4f¹⁴ 5d⁴ 6s²
Formula and compounds of tungsten
Simple substanceWtungstenMolar mass of W: 183.84 g/mol
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Frequently asked questions
The relative atomic mass of tungsten is 183.84, so the molar mass of the atom is 183.84 g/mol.
Full: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d⁴ 6s². Noble-gas notation: [Xe] 4f¹⁴ 5d⁴ 6s².