Kalifornioa

Kalifornioa (Cf)

98 zenbaki atomikoa duen elementu kimikoa
Atomic Number98
Atomic Weight251
masa-zenbaki237
Group
Period7
Blockf
protoi98 p+
neutroi139 n0
elektroi98 e-
Animated Bohrren eredu atomikoa of Cf (Kalifornioa)

Propietate Fisiko

Erradio Atomiko
bolumen molar
Erradio Kobalente
Metallic Radius
Erradio ioniko
Crystal Radius
Van der Waalsen erradio
dentsitatea

Magnitude Fisiko

energia
proton affinity
Afinitate elektroniko
ionizazio energia
ionizazio energia of Cf (Kalifornioa)
Irakite-entalpia
urtze-entalpia
formazio entalpia estandarra
elektroi
elektroi geruza2, 8, 18, 32, 28, 8, 2
Bohrren eredu atomikoa: Cf (Kalifornioa)
balentzia-elektroi2
Lewis egitura: Cf (Kalifornioa)
electron configuration[Rn] 5f10 7s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f10 7s2
Enhanced Bohrren eredu atomikoa of Cf (Kalifornioa)
Orbital Diagram of Cf (Kalifornioa)
Oxidazio-egoera2, 3, 4, 5
Elektronegatibotasun
Electrophilicity Index
materiaren funtsezko egoera
materiaren egoeraSolid
materiaren egoera gaseoso
Boiling Point
Melting Point
critical pressure
critical temperature
Puntu hirukoitz
appearance
kolore
Colorless
appearancesilvery
errefrakzio-indize
thermodynamic material property
Thermal Conductivity
Bero-dilatazio
molar heat capacity
Specific Heat Capacity
indize adiabatiko
electrical properties
type
Eroankortasun elektriko
Erresistibitate elektriko
Supereroankortasun
Magnetismo
type
suszeptibilitate magnetiko (Mass)
suszeptibilitate magnetiko (Molar)
suszeptibilitate magnetiko (Volume)
magnetic ordering
Curieren tenperatura
Néel temperature
egitura
Crystal StructureSimple Hexagonal ()
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
materialen propietate mekaniko
Gogortasun
konprimagarritasun-modulu
Zizaila modulua
Youngen modulu
Poissonen modulu
Soinuaren lastertasun
classification
CategoryActinides, Actinides
CAS Group
IUPAC Group
Glawe Number42
Mendeleev Number32
Pettifor Number39
Geochemical Class
Goldschmidt classificationsynthetic

beste batzuk

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
2.900
Neutron Mass Absorption
zenbaki kuantiko5I8
talde espazial194 (P63/mmc)

Isotopes of Californium

Stable Isotopes0
Unstable Isotopes20
Natural Isotopes0

237Cf

masa-zenbaki237
neutron number139
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
0,8 ± 0,2 s
spin5/2
nuclear quadrupole moment
aurkikuntza-data1995
parity+

decay modeintensity
α (α emission)70%
SF (spontaneous fission)30%
β+ (β+ decay; β+ = ϵ + e+)

238Cf

masa-zenbaki238
neutron number140
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
21,1 ± 1,3 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1995
parity+

decay modeintensity
SF (spontaneous fission)97.5%
α (α emission)2.5%

239Cf

masa-zenbaki239
neutron number141
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
28 ± 2 s
spin5/2
nuclear quadrupole moment
aurkikuntza-data1981
parity+

decay modeintensity
α (α emission)65%
β+ (β+ decay; β+ = ϵ + e+)

240Cf

masa-zenbaki240
neutron number142
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
40,3 ± 0,9 s
spin0
nuclear quadrupole moment
0
aurkikuntza-data1970
parity+

decay modeintensity
α (α emission)98.5%
SF (spontaneous fission)1.5%
β+ (β+ decay; β+ = ϵ + e+)

241Cf

masa-zenbaki241
neutron number143
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
2,35 ± 0,18 m
spin7/2
nuclear quadrupole moment
aurkikuntza-data1970
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)15%

242Cf

masa-zenbaki242
neutron number144
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
3,49 ± 0,15 m
spin0
nuclear quadrupole moment
0
aurkikuntza-data1967
parity+

decay modeintensity
α (α emission)61%
β+ (β+ decay; β+ = ϵ + e+)39%
SF (spontaneous fission)0.014%

243Cf

masa-zenbaki243
neutron number145
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
10,8 ± 0,3 m
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)86%
α (α emission)14%

244Cf

masa-zenbaki244
neutron number146
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
19,5 ± 0,5 m
spin0
nuclear quadrupole moment
0
aurkikuntza-data1956
parity+

decay modeintensity
α (α emission)75%
ϵ (electron capture)25%

245Cf

masa-zenbaki245
neutron number147
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
45 ± 1,5 m
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data1956
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)64.7%
α (α emission)35.3%

246Cf

masa-zenbaki246
neutron number148
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
35,7 ± 0,5 h
spin0
nuclear quadrupole moment
0
aurkikuntza-data1951
parity+

decay modeintensity
α (α emission)100%
SF (spontaneous fission)2.4%
ϵ (electron capture)

247Cf

masa-zenbaki247
neutron number149
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
3,11 ± 0,03 h
spin7/2
nuclear quadrupole moment
aurkikuntza-data1954
parity+

decay modeintensity
ϵ (electron capture)99.965%
α (α emission)0.035%

248Cf

masa-zenbaki248
neutron number150
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
333,5 ± 2,8 d
spin0
nuclear quadrupole moment
0
aurkikuntza-data1954
parity+

decay modeintensity
α (α emission)100%
SF (spontaneous fission)0.0029%

249Cf

masa-zenbaki249
neutron number151
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
351 ± 2 y
spin9/2
nuclear quadrupole moment
aurkikuntza-data1954
parity-

decay modeintensity
α (α emission)100%
SF (spontaneous fission)5%

250Cf

masa-zenbaki250
neutron number152
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
13,08 ± 0,09 y
spin0
nuclear quadrupole moment
0
aurkikuntza-data1954
parity+

decay modeintensity
α (α emission)99.923%
SF (spontaneous fission)0.077%

251Cf

masa-zenbaki251
neutron number153
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
898 ± 44 y
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data1954
parity+

decay modeintensity
α (α emission)100%
SF (spontaneous fission)

252Cf

masa-zenbaki252
neutron number154
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
2,645 ± 0,008 y
spin0
nuclear quadrupole moment
0
aurkikuntza-data1954
parity+

decay modeintensity
α (α emission)96.8972%
SF (spontaneous fission)3.1028%

253Cf

masa-zenbaki253
neutron number155
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
17,81 ± 0,08 d
spin7/2
nuclear quadrupole moment
aurkikuntza-data1954
parity+

decay modeintensity
β (β decay)99.69%
α (α emission)0.31%

254Cf

masa-zenbaki254
neutron number156
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
60,5 ± 0,2 d
spin0
nuclear quadrupole moment
0
aurkikuntza-data1955
parity+

decay modeintensity
SF (spontaneous fission)99.69%
α (α emission)0.31%
(double β decay)

255Cf

masa-zenbaki255
neutron number157
Atomo-Masa Erlatibo
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
85 ± 18 m
spin7/2
nuclear quadrupole moment
aurkikuntza-data1981
parity+

decay modeintensity
β (β decay)100%
SF (spontaneous fission)
α (α emission)

256Cf

masa-zenbaki256
neutron number158
Atomo-Masa Erlatibo
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
12,3 ± 1,2 m
spin0
nuclear quadrupole moment
0
aurkikuntza-data1980
parity+

decay modeintensity
SF (spontaneous fission)100%
α (α emission)
(double β decay)
Californium

historia

aurkitzailea edo asmatzaileaG.T.Seaborg, S.G.Tompson, A.Ghiorso, K.Street Jr.
aurkikuntzaren lekuaUnited States
aurkikuntza-data1950
etimologiaNamed after the state and University of California.
pronunciationkal-eh-FOR-ni-em (ingelesa)

source

Abundance
Abundance in Earth's crust
natural abundance (ozeano)
natural abundance (gizakiaren gorputza)
0 %
natural abundance (Meteoroide)
0 %
natural abundance (Eguzkia)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants