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.