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Kalifornium

98 berkeliumcaliforniumeinsteinium
Dy

Cf

(Uqo)
Katrangan Umum Unsur
Jeneng, Lambang, Nomer atom californium, Cf, 98
Dhèrèt kimia actinides
Golongan, Periode, Blok n/a, 7, f
Rupa silvery
Massa atom (251) g/mol
Konfigurasi elektron [Rn] 5f10 7s2
Cacahing èlèktron saben kulit 2, 8, 18, 32, 28, 8, 2
Ciri-ciri fisik
Fase solid
Massa jenis (watara suhu kamar) 15.1 g/cm³
Titik lebur 1173 K
(900 °C, 1652 °F)
Ciri-ciri atom
Bilangan oksidasi 2, 3, 4
Elektronegativitas 1.3 (skala Pauling)
Energi ionisasi pertama: 608 kJ/mol
Lain-lain
Nomor CAS 7440-71-3
Isotop
iso NA waktu paruh DM DE (MeV) DP
248Cf syn 333.5 d SF - -
α 6.361 244Cm
249Cf syn 351 y SF - -
α 6.295 245Cm
250Cf syn 13.08 y α 6.128 246Cm
SF - -
251Cf syn 898 y α 6.176 247Cm
252Cf syn 2.645 y α 6.217 248Cm
SF - -
253Cf syn 17.81 d β- 0.285 253Es
α 6.124 249Cm
254Cf syn 60.5 d SF - -
α 5.926 250Cm
Referensi

Californium (uniné /ˌkælɪˈforniəm/) iku unsur kimia logam kanthi simbul Cf lan nomer atom 98.


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