| Symbol |
Lr |
|
| Atomic Number |
103 |
Relative Atomic Mass
12C = 12.0000 |
262.11 (262Lr) |
Atomic Radius
pm |
n/a |
First Ionisation Energy
kJ mol-1 |
n/a |
| Electronegativity |
1.3 |
Density
kg m-3 |
n/a |
Molar Volume
cm3 |
n/a |
Thermal Conductivity
W m-1 K-1 |
10 [300 K] (est.) |
Melting Point
K |
n/a |
Boiling Point
K |
n/a |
| Number of Isotopes |
10 |
Ground State Electron
Configuration |
[Rn]5f146d17s2 |
| Term Symbol |
2D5/2 |
| Discovery |
Discovered by A. Ghiorso, A.E. Larsh, T. Sikkeland and R.M. Latimer (Berkeley, USA) in 1961 |
| Name Derived From |
Named after E.O. Lawrence (who invented the cyclotron) |
Name in Other
Languages |
 Croatian | Lawrencij |
 Danish | lawrencium |
 Dutch | lawrencium |
 Finnish | lawrencium |
 French | lawrencium |
 German | Lawrencium |
 Italian | lawrentio |
 Norwegian | lawrencium |
 Portuguese | lawręncio |
 Spanish | lawrencio |
 Swedish | lawrencium |
| Peter van der Krogt's Element Multidict - element name translations in over 48 langauges |
