Cf
Californium
Chikamu 98 · 251.07959 u
Californium inonyanya kushandiswa mukugadzira mabhatiri emagetsi, uye inoshandiswawo mukugadzira mabhatiri emagetsi emagetsi.
Maitiro ekushandisa
| Atomic radius: | 251.07959 u |
| Kuomarara | 15.1 g/cm³ |
| Kutonhora Point | 1173.0 K |
| Kutonhora Point | 1743.0 K |
| Kuoneka | Silvery metallic |
| State at Room Temp | _Kukanganisa: |
Chemical zvinhu
| Electronegativity | 1.3 (Pauling) |
| 1st Ionization Energy | 608.0 kJ/mol |
| Electronegativity: | -97.31 kJ/mol |
| Oxygen | +2, +3, +4 |
Atomic Properties
| Kuisa Kugadzirisa | [Rn] 5f10 7s2 |
| Atomic radius: | 169.0 pm |
| Van der Waals radius | 245.0 pm |
Discovery
| Yakawanikwa ne | Stanley G. Thompson, Kenneth Street Jr., Albert Ghiorso, Glenn T. Seaborg |
| Kuonekwa kwegore | 1950 |
| _Panzvimbo: | Berkeley, California, USA |
| Akapihwa zita mushure me | Muzinda weUniversity of California, Berkeley |
Nezve Californium
Californium-252 spontaneously fission, emitting neutrons kushandiswa. Only pamusoro 500 micrograms zvinogadzirwa gore negore muUS.It ndeimwe yezvinhu zvakachipa panyika.
Mashandisiro & Maapplication
Kutanga kwenuclear reactor, humidity gauges, mafuta emvura, uye kurapwa kwekanzera.
Nhoroondo yemitambo
Californium-252 inodhura pamusoro pe $ 27 miriyoni pagramu, kunyangwe hazvo chete microgram huwandu hwezvigadzirwa zvinoda.
Isotopes
| Mamwe marudzi ezvinyorwa | Kuwanda | Half-Life | _Kuchengeta |
| 249 | - | 351 years | Hapana |
| 251 | - | 898 years | Hapana |
| 252 | - | 2.645 years | Hapana |
Kuisa Kugadzirisa
[Rn] 5f10 7s2