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Chemical element: Lutetium (Lu)
| Atomic Number: | 71 |
| Element Symbol: | Lu |
| Element Name: | Lutetium |
| Atomic Weight: | 174.967 |
| Group Number: | 3 |
| Group Name: | none |
| Period Number: | 6 |
| Block: | d-block |
| Ground State Configuration: | [Xe] 4f14 5d 6s2 |
| Ground State Level: | 2D3/2 |
| Standard State: | Solid |
| Bond Length: | 343.5 |
| Atomic Radius Empirical: | 175 |
| Atomic Radius Calculated: | 217 |
| Covalent Radius Empirical: | 160 |
| Electron Affinity: | 50 |
| First Ionization Energy: | 523.5 |
| Pauling Electronegativity: | 1.27 |
| Allred Rochow Electronegativity: | 1.14 |
| Density Of Solid: | 9841 |
| Molar Volume: | 17.78 |
| Youngs Modulus: | 69 |
| Rigidity Modulus: | 27 |
| Bulk Modulus: | 48 |
| Poissons Ratio: | 0.26 |
| Brinell Hardness: | 893 |
| Vickers Hardness: | 1160 |
| Electrical Resistivity: | 56 |
| Melting Point: | 1652 |
| Boiling Point: | 3402 |
| Superconduction Temperature: | -273.128 |
| Thermal Conductivity: | 16 |
| Coefficient Of Linear Expansion: | 9.9 |
| Enthalpy Of Fusion: | about 22 |
| Enthalpy Of Vaporization: | 415 |
| Enthalpy Of Atmization: | 428 |
| Most Common Oxidation Numbers: | 3 |
| Color: | Silvery white |
| Classification: | Metallic |
| Discovered By: | Georges Urbain and Carl Auer von Welsbach |
| Discovered At: | France, Germany |
| Discovered When: | 1907 |
| Origin Of Name: | From the Greek word Lutetia meaning Paris |
Calculate the molecular weight of Lutetium or molecular weight Lu.
Also see the full list of chemical elements and atomic weights.
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