Bohrium (Bh)

grundstof med atomnummer 107

Atomnummer	107
Atommasse	274
mass number	260

Gruppe	7
Periode	7
Blok	d

proton	107 p⁺
neutron	153 n⁰
elektron	107 e^-

Animated Bohrs atommodel of Bh (Bohrium)

Fysisk Egenskab

Atomradius
molar volume
Kovalent Radius	141 pm 128 pm 119 pm
Metallic Radius
Ionisk radius
Crystal Radius
Van der Waals-radius
massefylde	37,1 g/cm³

Kemisk Egenskab

{ERROR}

energi

proton affinity
electron affinity
ioniseringsenergi	7,7 eV/particle 17,5 eV/particle 26,7 eV/particle 37,3 eV/particle 49 eV/particle 62,1 eV/particle 74,9 eV/particle 134 eV/particle 148 eV/particle 178 eV/particle 198 eV/particle 228 eV/particle 255 eV/particle 281 eV/particle 318 eV/particle 337 eV/particle 374 eV/particle 934 eV/particle 969 eV/particle 1.008 eV/particle 1.049 eV/particle 1.088 eV/particle 1.126 eV/particle 1.197 eV/particle 1.237 eV/particle 1.280 eV/particle 1.320 eV/particle 4.216 eV/particle 4.301 eV/particle 4.390 eV/particle 4.486 eV/particle 4.580 eV/particle 4.660 eV/particle 4.890 eV/particle 4.980 eV/particle 5.080 eV/particle 5.170 eV/particle 5.550 eV/particle 5.640 eV/particle 5.740 eV/particle 5.830 eV/particle 6.650 eV/particle 6.760 eV/particle 7.040 eV/particle 7.140 eV/particle 10.930 eV/particle 11.130 eV/particle 11.340 eV/particle 11.560 eV/particle 11.780 eV/particle 11.980 eV/particle 12.610 eV/particle 12.830 eV/particle 13.070 eV/particle 13.300 eV/particle 13.900 eV/particle 14.100 eV/particle 14.300 eV/particle 14.500 eV/particle 17.000 eV/particle 17.300 eV/particle 17.700 eV/particle 18.000 eV/particle 35.200 eV/particle 35.700 eV/particle 36.300 eV/particle 36.800 eV/particle 46.100 eV/particle 46.900 eV/particle 47.800 eV/particle 190.331 eV/particle

Fordampningsvarme
smeltevarme
standard enthalpy of formation
elektron

Elektronskal	2, 8, 18, 32, 32, 13, 2

Valenselektron	2 ⓘ

electron configuration	[Rn] 5f¹⁴ 6d⁵ 7s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 5f¹⁴ 6d⁵ 7s²

Oxidationstrin	7
Elektronegativitet
Electrophilicity Index
fundamental state of matter

stoffase
gaseous state of matter
Kogepunkt
Smeltepunkt
critical pressure
critical temperature
trippelpunkt
appearance
farve	Sort #e00038
appearance
Brydningsindeks
materialeegenskab
Varmeledningsevne
Termisk ekspansion
molar heat capacity
Varmefylde
Adiabateksponenten
electrical properties
type
specifik ledningsevne
Elektrisk resistivitet
superledning
Magnetisme
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curietemperaturen
Néel temperature
struktur
Krystalstruktur	{ERROR}
lattice constant
Lattice Angles
mechanical property
hårdhed
Kompressibilitetsmodul
Forskydningsmodul
E-modul
Poissons forhold
speed of sound
klassificering
Kategori	Actinider, Transition metals
CAS Group	VIIA
IUPAC Group	VIIB
Glawe Number
Mendeleev Number	58
Pettifor Number
Geochemical Class
Goldschmidt classification	synthetic

øvrige

Gas Basicity
polarizability	38 ± 4 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
quantum number	6S5/2
rumgruppe	()

Isotopes of Bohrium

Stable Isotopes	0
Unstable Isotopes	19
Natural Isotopes	0

²⁶⁰Bh

mass number	260
neutron number	153
Relative Atomic Mass	260,121443 ± 0,000211 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	41 ± 14 ms
spin
nuclear quadrupole moment
opdagelsesdato	2008
Paritet

decay mode	Intensitet
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
SF (spontaneous fission)

²⁶¹Bh

mass number	261
neutron number	154
Relative Atomic Mass	261,121395733 ± 0,000193026 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	12,8 ± 3,2 ms
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1989
Paritet	-

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)

²⁶²Bh

mass number	262
neutron number	155
Relative Atomic Mass	262,122654688 ± 0,000099919 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	84 ± 11 ms
spin
nuclear quadrupole moment
opdagelsesdato	1981
Paritet

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)	20%

²⁶³Bh

mass number	263
neutron number	156
Relative Atomic Mass	263,122916 ± 0,000328 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	5/2
nuclear quadrupole moment
opdagelsesdato
Paritet	-

decay mode	Intensitet
α (α emission)

²⁶⁴Bh

mass number	264
neutron number	157
Relative Atomic Mass	264,124486 ± 0,00019 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,07 ± 0,21 s
spin
nuclear quadrupole moment
opdagelsesdato	1995
Paritet

decay mode	Intensitet
α (α emission)	86%
SF (spontaneous fission)	14%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²⁶⁵Bh

mass number	265
neutron number	158
Relative Atomic Mass	265,124955 ± 0,000257 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,19 ± 0,52 s
spin	5/2
nuclear quadrupole moment
opdagelsesdato	2004
Paritet	-

decay mode	Intensitet
α (α emission)

²⁶⁶Bh

mass number	266
neutron number	159
Relative Atomic Mass	266,12679 ± 0,000175 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	10,6 ± 2,2 s
spin
nuclear quadrupole moment
opdagelsesdato	2000
Paritet

decay mode	Intensitet
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
SF (spontaneous fission)

²⁶⁷Bh

mass number	267
neutron number	160
Relative Atomic Mass	267,127499 ± 0,000282 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	22 ± 10 s
spin	5/2
nuclear quadrupole moment
opdagelsesdato	2000
Paritet	-

decay mode	Intensitet
α (α emission)	100%

²⁶⁸Bh

mass number	268
neutron number	161
Relative Atomic Mass	268,129584 ± 0,00041 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁶⁹Bh

mass number	269
neutron number	162
Relative Atomic Mass	269,130411 ± 0,000402 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	5/2
nuclear quadrupole moment
opdagelsesdato
Paritet	-

decay mode	Intensitet
α (α emission)

²⁷⁰Bh

mass number	270
neutron number	163
Relative Atomic Mass	270,133366 ± 0,00032 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	3,8 ± 3 m
spin
nuclear quadrupole moment
opdagelsesdato	2007
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷¹Bh

mass number	271
neutron number	164
Relative Atomic Mass	271,135115 ± 0,000412 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	2,9 ± 1,9 s
spin
nuclear quadrupole moment
opdagelsesdato	2013
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷²Bh

mass number	272
neutron number	165
Relative Atomic Mass	272,138259 ± 0,000571 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	11,3 ± 1,8 s
spin
nuclear quadrupole moment
opdagelsesdato	2004
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷³Bh

mass number	273
neutron number	166
Relative Atomic Mass	273,140294 ± 0,000703 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁷⁴Bh

mass number	274
neutron number	167
Relative Atomic Mass	274,143599 ± 0,00062 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	57 ± 27 s
spin
nuclear quadrupole moment
opdagelsesdato	2010
Paritet

decay mode	Intensitet
α (α emission)	100%

²⁷⁵Bh

mass number	275
neutron number	168
Relative Atomic Mass	275,145766 ± 0,000644 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	5/2
nuclear quadrupole moment
opdagelsesdato
Paritet	-

decay mode	Intensitet
SF (spontaneous fission)

²⁷⁶Bh

mass number	276
neutron number	169
Relative Atomic Mass	276,149169 ± 0,000644 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁷⁷Bh

mass number	277
neutron number	170
Relative Atomic Mass	277,151477 ± 0,000644 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato
Paritet

decay mode	Intensitet
α (α emission)
SF (spontaneous fission)

²⁷⁸Bh

mass number	278
neutron number	171
Relative Atomic Mass	278,154988 ± 0,000429 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin
nuclear quadrupole moment
opdagelsesdato	2016
Paritet

decay mode	Intensitet
SF (spontaneous fission)	100%
α (α emission)

historie

opdager eller opfinder	Heavy Ion Research Laboratory (HIRL)
fundsted	Germany
opdagelsesdato	1976
etymologi	Named in honor of Niels Bohr
udtale	neels-BOR-i-em (engelsk)

source

Forekomst
Abundance in Earth's crust
natural abundance (verdenshave)
natural abundance (menneskelige krop)	0 %
natural abundance (Meteoroid)	0 %
natural abundance (Solen)	0 %
Abundance in Universe	0 %

Nuclear Screening Constants

Bohrium on ChemicalAid

Bohrium (Bh)

Fysisk Egenskab

Kemisk Egenskab

øvrige

Isotopes of Bohrium

260Bh

261Bh

262Bh

263Bh

264Bh

265Bh

266Bh

267Bh

268Bh

269Bh

270Bh

271Bh

272Bh

273Bh

274Bh

275Bh

276Bh

277Bh

278Bh

historie

source

Nuclear Screening Constants

²⁶⁰Bh

²⁶¹Bh

²⁶²Bh

²⁶³Bh

²⁶⁴Bh

²⁶⁵Bh

²⁶⁶Bh

²⁶⁷Bh

²⁶⁸Bh

²⁶⁹Bh

²⁷⁰Bh

²⁷¹Bh

²⁷²Bh

²⁷³Bh

²⁷⁴Bh

²⁷⁵Bh

²⁷⁶Bh

²⁷⁷Bh

²⁷⁸Bh