Lawrencium

Lawrencium
Properties
Atomic symbol	Lr
Atomic number	103
Classification	Metallic
Atomic mass	262 amu
Other Information
Date of discovery	1961
Name of discoverer	A.Ghiorso, T.Sikkeland, A.E. Larsh, R.M. Latimer
Name origin	Named after Named after Ernest O. Lawrence.
Uses	None.
Obtained from	Produced by bombarding californium-252 with boron nuclei or BK-249 with O-18 nuclei. Few atoms of Lawrencium have ever been produced.