AVAILABLE FOR SALE IS TOP QUALITY Californium
Californium is a radioactive chemical element with the symbol Cf and atomic number 98. The element was first synthesized in 1950 at Lawrence Berkeley National Laboratory, by bombarding curium with alpha particles.
Atomic number: 98
Atomic mass: 251 u
Electron configuration: [Rn] 5f107s2
Discovered: 17 March 1950
CAS ID: 7440-71-3