| Atomic Number: | 98 |
| Element Symbol: | Cf |
| Element Name: | Californium |
| Atomic Weight: | 251 |
| Group Name: | Actinoid |
| Period Number: | 7 (actinoid) |
| Block: | f-block |
| Ground State Configuration: | [Rn] 5f10 7s2 |
| Ground State Level: | 5I8 |
| Standard State: | Artificially prepared |
| Bond Length: | 337.7 |
| First Ionization Energy: | 608 |
| Pauling Electronegativity: | 1.3 |
| Allred Rochow Electronegativity: | 1.2 |
| Density Of Solid: | 15100 |
| Molar Volume: | 16.50 |
| Melting Point: | 900 |
| Most Common Oxidation Numbers: | 3 |
| Color: | Unknown, but probably metallic and silvery white or grey in appearance |
| Classification: | Metallic |
| Discovered By: | Glenn T. Seaborg, Stanley G. Thompson, Albert Ghiorso, Kenneth Street |
| Discovered At: | USA |
| Discovered When: | 1950 |
| Origin Of Name: | Named after the State and University of California, USA |
Calculate the molecular weight of Californium or molecular weight Cf.
Also see the full list of chemical elements and atomic weights.