Berkliy

Berkliy (Bk)

element with the atomic number of 97
Atomic Number97
Atomic Weight247
mass number233
Group
Period7
Blockf
Proton97 p+
Neytron136 n0
Elektron97 e-
Animated Bohr model of Bk (Berkliy)

Fizik Xossa

Atom Radiusi
Molyar hajm
Kovalentlik Radiusi
168 pm
Metallic Radius
Ion radiuslar
96 pm
Crystal Radius
110 pm
Van der Waals radius
244 pm
density
14,78 g/cm³

Chemical Property

{ERROR}
energiya
proton affinity
electron affinity
ionization energy
6,1978 eV/particle
ionization energy of Bk (Berkliy)
Solishtirma qaynash issiqligi
solishtirma erish issiqligi
standard enthalpy of formation
310 kJ/mol
Elektron
Ion asboblar2, 8, 18, 32, 27, 8, 2
Bohr model: Bk (Berkliy)
valence electron2 ⓘ
Lewis structure: Bk (Berkliy)
electron configuration[Rn] 5f9 7s2ⓘ
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f9 7s2
Enhanced Bohr model of Bk (Berkliy)
Orbital Diagram of Bk (Berkliy)
Oksidlanish darajasi2, 3, 4, 5
Elektrmanfiylik
Electrophilicity Index
fundamental state of matter
phase of matter
gaseous state of matter
Boiling Point
Melting Point
1 259,15 K
critical pressure
critical temperature
triple point
appearance
Rang
Black
appearancesilvery
refractive index
thermodynamic material property
Thermal Conductivity
Issiqlikdan kengayish
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
electrical conductivity
electrical resistivity
superconductivity
Magnetizm
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Kyuri nuqtasi
Néel temperature
Tuzilma
Crystal Structure{ERROR}
Kristall panjara davri
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Qattiqlik
bulk modulus
shear modulus
Yung moduli
Poisson's ratio
Tovush tezligi
klassifikatsiya
CategoryActinides, Actinides
CAS Group
IUPAC Group
Glawe Number41
Mendeleev Number30
Pettifor Number40
Geochemical Class
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
125 ± 25 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
710
Neutron Mass Absorption
Atom kvant sonlari6H15/2
space group194 (P63/mmc)

Isotopes of Berkelium

Stable Isotopes0
Unstable Isotopes22
Natural Isotopes0

233Bk

mass number233
neutron number136
Nisbiy Atom Massa
233,056652 ± 0,00025 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
40 ± 30 s
spin3/2
nuclear quadrupole moment
time of discovery or invention2015
parity-
decay modeintensity
α (α emission)82%
β+ (β+ decay; β+ = ϵ + e+)

234Bk

mass number234
neutron number137
Nisbiy Atom Massa
234,057322 ± 0,000164 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
20 ± 5 s
spin3
nuclear quadrupole moment
time of discovery or invention2003
parity-
decay modeintensity
α (α emission)80%
β+ (β+ decay; β+ = ϵ + e+)20%

235Bk

mass number235
neutron number138
Nisbiy Atom Massa
235,056651 ± 0,00043 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin3/2
nuclear quadrupole moment
time of discovery or invention
parity-
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)

236Bk

mass number236
neutron number139
Nisbiy Atom Massa
236,057479 ± 0,000387 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
26 ± 10 s
spin4
nuclear quadrupole moment
time of discovery or invention2017
parity+
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)
β+ SF (β+-delayed fission)0.04%

237Bk

mass number237
neutron number140
Nisbiy Atom Massa
237,057123 ± 0,000247 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin3/2
nuclear quadrupole moment
time of discovery or invention
parity-
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)

238Bk

mass number238
neutron number141
Nisbiy Atom Massa
238,058204 ± 0,000275 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
2,4 ± 0,08 m
spin1
nuclear quadrupole moment
time of discovery or invention1994
parity
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)
β+ SF (β+-delayed fission)0.048%

239Bk

mass number239
neutron number142
Nisbiy Atom Massa
239,058239 ± 0,000222 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin7/2
nuclear quadrupole moment
time of discovery or invention1989
parity+
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.01%
SF (spontaneous fission)0.01%

240Bk

mass number240
neutron number143
Nisbiy Atom Massa
240,059758 ± 0,000161 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
4,8 ± 0,8 m
spin7
nuclear quadrupole moment
time of discovery or invention1980
parity-
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)
β+ SF (β+-delayed fission)0.002%

241Bk

mass number241
neutron number144
Nisbiy Atom Massa
241,060098 ± 0,000178 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
4,6 ± 0,4 m
spin7/2
nuclear quadrupole moment
time of discovery or invention2003
parity+
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)

242Bk

mass number242
neutron number145
Nisbiy Atom Massa
242,061999 ± 0,000144 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
7 ± 1,3 m
spin3
nuclear quadrupole moment
time of discovery or invention1972
parity+
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ SF (β+-delayed fission)3%
α (α emission)

243Bk

mass number243
neutron number146
Nisbiy Atom Massa
243,063005905 ± 0,000004856 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
4,6 ± 0,2 h
spin3/2
nuclear quadrupole moment
time of discovery or invention1950
parity-
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.15%

244Bk

mass number244
neutron number147
Nisbiy Atom Massa
244,065178969 ± 0,000015457 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
5,02 ± 0,03 h
spin4
nuclear quadrupole moment
time of discovery or invention1972
parity-
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)0.006%

245Bk

mass number245
neutron number148
Nisbiy Atom Massa
245,066359814 ± 0,000001923 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
4,95 ± 0,03 d
spin3/2
nuclear quadrupole moment
time of discovery or invention1951
parity-
decay modeintensity
ϵ (electron capture)99.88%
α (α emission)0.12%

246Bk

mass number246
neutron number149
Nisbiy Atom Massa
246,0686713 ± 0,000064433 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
1,8 ± 0,02 d
spin2
nuclear quadrupole moment
time of discovery or invention1954
parity
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)

247Bk

mass number247
neutron number150
Nisbiy Atom Massa
247,070305889 ± 0,00000557 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
1,38 ± 0,25 ky
spin3/2
nuclear quadrupole moment
time of discovery or invention1965
parity-
decay modeintensity
α (α emission)100%
SF (spontaneous fission)

248Bk

mass number248
neutron number151
Nisbiy Atom Massa
248,073141689 ± 0,000053739 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin6
nuclear quadrupole moment
time of discovery or invention1956
parity+
decay modeintensity
α (α emission)
ϵ (electron capture)

249Bk

mass number249
neutron number152
Nisbiy Atom Massa
249,074983118 ± 0,000001339 Da
g-factor
0,57142857142857 ± 0,11428571428571
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
327,2 ± 0,3 d
spin7/2
nuclear quadrupole moment
time of discovery or invention1954
parity+
decay modeintensity
β− (β− decay)100%
α (α emission)0.00145%
SF (spontaneous fission)47%

250Bk

mass number250
neutron number153
Nisbiy Atom Massa
250,078317195 ± 0,00000311 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
3,212 ± 0,005 h
spin2
nuclear quadrupole moment
time of discovery or invention1954
parity-
decay modeintensity
β− (β− decay)100%

251Bk

mass number251
neutron number154
Nisbiy Atom Massa
251,080760555 ± 0,000011523 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
55,6 ± 1,1 m
spin3/2
nuclear quadrupole moment
time of discovery or invention1967
parity-
decay modeintensity
β− (β− decay)100%

252Bk

mass number252
neutron number155
Nisbiy Atom Massa
252,08431 ± 0,000215 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
1,8 ± 0,5 m
spin
nuclear quadrupole moment
time of discovery or invention1988
parity
decay modeintensity
β− (β− decay)
α (α emission)

253Bk

mass number253
neutron number156
Nisbiy Atom Massa
253,08688 ± 0,000385 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin3/2
nuclear quadrupole moment
time of discovery or invention1991
parity-
decay modeintensity
β− (β− decay)

254Bk

mass number254
neutron number157
Nisbiy Atom Massa
254,0906 ± 0,00032 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin
nuclear quadrupole moment
time of discovery or invention
parity
decay modeintensity
β− (β− decay)
Berkelium metal

tarix

discoverer or inventorG.T.Seaborg, S.G.Tompson, A.Ghiorso
location of discoveryUnited States
time of discovery or invention1949
EtimologiyaNamed after Berkeley, California the city of its discovery.
pronunciationBURK-li-em (inglizcha)

source

Abundance
Abundance in Earth's crust
natural abundance (Okean)
natural abundance (Inson tanasi)
0 %
natural abundance (Meteoroid)
0 %
natural abundance (Quyosh)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants

Berkliy on ChemicalAid