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Californium
Chemical Properties & Compounds
| Symbol | Atomic Number | Atomic Weight | Melting Point | Boiling Point | Phase | Density | Classification |
| Cf | 98 | 251 | 900 °C | Unknown | Solid | Unknown | Metal  |
|
|
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| General |
| Name, Symbol, Number |
californium, Cf, 98 |
| Chemical series |
actinides |
| Group, Period, Block |
n/a, 7, f |
| Appearance |
Silvery White
|
| Standard atomic weight |
(251) g·mol−1 |
| Electron configuration |
[Rn] 5f10 7s2 |
| Electrons per shell |
2, 8, 18, 32, 28, 8, 2 |
| Physical properties |
| Phase |
solid |
| Density (near r.t.) |
15.1 g·cm−3 |
| Melting point |
1173 K
(900 °C, 1652 °F) |
| Atomic properties |
| Oxidation states |
2, 3, 4 |
| Electronegativity |
1.3 (scale Pauling) |
| Ionization energies |
1st: 608 kJ/mol |
| Miscellaneous |
| CAS registry number |
7440-71-3 |
| Selected isotopes |
|
|
| References |
|
Californium Compounds
|
Source: Wikipedia article Californium
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Chemistry Quick Facts
