Berklium

Berklium (Bk)

element with the atomic number of 97
Atomic Number97
Atomic Weight247
mass number233
Group
Period7
Blockf
Proton97 p+
Neytron136 n0
elektron97 e-
Animated Bor modeli of Bk (Berklium)

Fiziki Xassə

Atomic Radius
molar volume
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
sıxlıq

Chemical Property

enerji
proton affinity
electron affinity
ionization energy
ionization energy of Bk (Berklium)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
elektron
electron shell2, 8, 18, 32, 27, 8, 2
Bor modeli: Bk (Berklium)
valence electron2
Lewis structure: Bk (Berklium)
electron configuration[Rn] 5f9 7s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f9 7s2
Enhanced Bor modeli of Bk (Berklium)
Orbital Diagram of Bk (Berklium)
oxidation number2, 3, 4, 5
electronegativity
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
rəng
Colorless
appearancesilvery
İşığın tam daxili qayıtması
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
electrical conductivity
electrical resistivity
İfratkeçiricilik
Maqnetizm
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Küri nöqtəsi
Néel temperature
struktur
Crystal StructureSimple Hexagonal ()
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Bərklik
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Səs sürəti
təsnifat
CategoryActinides, Actinides
CAS Group
IUPAC Group
Glawe Number41
Mendeleev Number30
Pettifor Number40
Geochemical Class
Qoldşmidtin fazalar qaydasısynthetic

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
710
Neutron Mass Absorption
quantum number6H15/2
space group194 (P63/mmc)

Isotopes of Berkelium

Stable Isotopes0
Unstable Isotopes22
Natural Isotopes0

233Bk

mass number233
neutron number136
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
40 ± 30 s
spin3/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi2015
parity-

decay modeintensity
α (α emission)82%
β+ (β+ decay; β+ = ϵ + e+)

234Bk

mass number234
neutron number137
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
20 ± 5 s
spin3
nuclear quadrupole moment
kəşf və ya ixtira tarixi2003
parity-

decay modeintensity
α (α emission)80%
β+ (β+ decay; β+ = ϵ + e+)20%

235Bk

mass number235
neutron number138
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
spin3/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi
parity-

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

236Bk

mass number236
neutron number139
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
26 ± 10 s
spin4
nuclear quadrupole moment
kəşf və ya ixtira tarixi2017
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
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
spin3/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi
parity-

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

238Bk

mass number238
neutron number141
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
2,4 ± 0,08 m
spin1
nuclear quadrupole moment
kəşf və ya ixtira tarixi1994
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
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
spin7/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1989
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
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
4,8 ± 0,8 m
spin7
nuclear quadrupole moment
kəşf və ya ixtira tarixi1980
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)
β+ SF (β+-delayed fission)0.002%

241Bk

mass number241
neutron number144
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
4,6 ± 0,4 m
spin7/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi2003
parity+

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

242Bk

mass number242
neutron number145
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
7 ± 1,3 m
spin3
nuclear quadrupole moment
kəşf və ya ixtira tarixi1972
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ SF (β+-delayed fission)3%
α (α emission)

243Bk

mass number243
neutron number146
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
4,6 ± 0,2 h
spin3/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1950
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.15%

244Bk

mass number244
neutron number147
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
5,02 ± 0,03 h
spin4
nuclear quadrupole moment
kəşf və ya ixtira tarixi1972
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)0.006%

245Bk

mass number245
neutron number148
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
4,95 ± 0,03 d
spin3/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1951
parity-

decay modeintensity
ϵ (electron capture)99.88%
α (α emission)0.12%

246Bk

mass number246
neutron number149
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
1,8 ± 0,02 d
spin2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1954
parity

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)

247Bk

mass number247
neutron number150
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
1,38 ± 0,25 ky
spin3/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1965
parity-

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

248Bk

mass number248
neutron number151
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
spin6
nuclear quadrupole moment
kəşf və ya ixtira tarixi1956
parity+

decay modeintensity
α (α emission)
ϵ (electron capture)

249Bk

mass number249
neutron number152
Relative Atomic Mass
g-factor
0,57142857142857 ± 0,11428571428571
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
327,2 ± 0,3 d
spin7/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1954
parity+

decay modeintensity
β (β decay)100%
α (α emission)0.00145%
SF (spontaneous fission)47%

250Bk

mass number250
neutron number153
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
3,212 ± 0,005 h
spin2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1954
parity-

decay modeintensity
β (β decay)100%

251Bk

mass number251
neutron number154
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
55,6 ± 1,1 m
spin3/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1967
parity-

decay modeintensity
β (β decay)100%

252Bk

mass number252
neutron number155
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
1,8 ± 0,5 m
spin
nuclear quadrupole moment
kəşf və ya ixtira tarixi1988
parity

decay modeintensity
β (β decay)
α (α emission)

253Bk

mass number253
neutron number156
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
spin3/2
nuclear quadrupole moment
kəşf və ya ixtira tarixi1991
parity-

decay modeintensity
β (β decay)

254Bk

mass number254
neutron number157
Relative Atomic Mass
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv element
Yarımparçalanma periodu
spin
nuclear quadrupole moment
kəşf və ya ixtira tarixi
parity

decay modeintensity
β (β decay)
Berkelium metal

tarix

ixtiraçı və ya kəşf edənG.T.Seaborg, S.G.Tompson, A.Ghiorso
location of discoveryUnited States
kəşf və ya ixtira tarixi1949
EtimologiyaNamed after Berkeley, California the city of its discovery.
pronunciationBURK-li-em (ingilis)

source

Abundance
Abundance in Earth's crust
natural abundance (okean)
natural abundance (İnsan bədəni)
0 %
natural abundance (Meteoroid)
0 %
natural abundance (Günəş)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants