Symbol
Cf
Atomic Number
98
Atomic Mass
251
Protons
98
Neutrons
153
Electrons
98
Type
Actinide
Isotopes
Californium-252
Discovery Year
1950
Discovered By
Glenn T. Seaborg, Albert Ghiorso, and Emilio Segrè
Group
3
Period
7
Boiling Point
1470°C
Melting Point
900°C
Electron Configuration
[Rn] 7s² 5f⁹
Density (g/cm³)
15.1
Crystal Structure
Cubic
Magnetism
Paramagnetic
Abundance in Earth's Crust
Trace
Phase at Room Temperature
Solid