Bohri (Bh)

chemical element with the atomic number of 107

Atomic Number	107
Atomic Weight	274
Rhif màs	260

Group	7
Period	7
Block	d

Proton	107 p⁺
Niwtron	153 n⁰
Electron	107 e^-

Nodwedd Ffisegol

Atomic Radius
molar volume
covalent radius	141 pm 128 pm 119 pm
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density	37.1 g/cm³

Nodwedd Gemegol

egni

proton affinity
electron affinity
ionization energy	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

enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Electron

plisgyn yr electron	2, 8, 18, 32, 32, 13, 2

valence electron	2 ⓘ

trefn yr electronnau	[Rn] 5f¹⁴ 6d⁵ 7s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 5f¹⁴ 6d⁵ 7s²

Cyflwr ocsidiad	7
Electronegatifedd
Electrophilicity Index
cyflwr sylfaenol mater

cyflwr mater	Solid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
lliw	Colorless #e00038
appearance
Mynegrif plygiant
nodwedd ffisegol gwrthrych
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
dargludedd trydanol
Gwrthedd
superconductivity
magnetism
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curie temperature
Néel temperature
strwythur
Crystal Structure	()
lattice constant
Lattice Angles
nodwedd mecanyddol deunyddiau
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
speed of sound
classification
Category	Transition metals, Transition metals
CAS Group	VIIA
IUPAC Group	VIIB
Glawe Number
Mendeleev Number	58
Pettifor Number
Geochemical Class
Goldschmidt classification	synthetic

other

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

Isotopes of Bohrium

Stable Isotopes	0
Unstable Isotopes	19
Natural Isotopes	0

²⁶⁰Bh

Rhif màs	260
neutron number	153
Relative Atomic Mass	260.121443 ± 0.000211 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	41 ± 14 ms
spin
nuclear quadrupole moment
dyddiad darganfod	2008
parity

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

²⁶¹Bh

Rhif màs	261
neutron number	154
Relative Atomic Mass	261.121395733 ± 0.000193026 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	12.8 ± 3.2 ms
spin	5/2
nuclear quadrupole moment
dyddiad darganfod	1989
parity	-

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

²⁶²Bh

Rhif màs	262
neutron number	155
Relative Atomic Mass	262.122654688 ± 0.000099919 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	84 ± 11 ms
spin
nuclear quadrupole moment
dyddiad darganfod	1981
parity

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

²⁶³Bh

Rhif màs	263
neutron number	156
Relative Atomic Mass	263.122916 ± 0.000328 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	5/2
nuclear quadrupole moment
dyddiad darganfod
parity	-

decay mode	intensity
α (α emission)

²⁶⁴Bh

Rhif màs	264
neutron number	157
Relative Atomic Mass	264.124486 ± 0.00019 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	1.07 ± 0.21 s
spin
nuclear quadrupole moment
dyddiad darganfod	1995
parity

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

²⁶⁵Bh

Rhif màs	265
neutron number	158
Relative Atomic Mass	265.124955 ± 0.000257 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	1.19 ± 0.52 s
spin	5/2
nuclear quadrupole moment
dyddiad darganfod	2004
parity	-

decay mode	intensity
α (α emission)

²⁶⁶Bh

Rhif màs	266
neutron number	159
Relative Atomic Mass	266.12679 ± 0.000175 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	10.6 ± 2.2 s
spin
nuclear quadrupole moment
dyddiad darganfod	2000
parity

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

²⁶⁷Bh

Rhif màs	267
neutron number	160
Relative Atomic Mass	267.127499 ± 0.000282 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	22 ± 10 s
spin	5/2
nuclear quadrupole moment
dyddiad darganfod	2000
parity	-

decay mode	intensity
α (α emission)	100%

²⁶⁸Bh

Rhif màs	268
neutron number	161
Relative Atomic Mass	268.129584 ± 0.00041 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod
parity

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

²⁶⁹Bh

Rhif màs	269
neutron number	162
Relative Atomic Mass	269.130411 ± 0.000402 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	5/2
nuclear quadrupole moment
dyddiad darganfod
parity	-

decay mode	intensity
α (α emission)

²⁷⁰Bh

Rhif màs	270
neutron number	163
Relative Atomic Mass	270.133366 ± 0.00032 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	3.8 ± 3 m
spin
nuclear quadrupole moment
dyddiad darganfod	2007
parity

decay mode	intensity
α (α emission)	100%

²⁷¹Bh

Rhif màs	271
neutron number	164
Relative Atomic Mass	271.135115 ± 0.000412 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	2.9 ± 1.9 s
spin
nuclear quadrupole moment
dyddiad darganfod	2013
parity

decay mode	intensity
α (α emission)	100%

²⁷²Bh

Rhif màs	272
neutron number	165
Relative Atomic Mass	272.138259 ± 0.000571 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	11.3 ± 1.8 s
spin
nuclear quadrupole moment
dyddiad darganfod	2004
parity

decay mode	intensity
α (α emission)	100%

²⁷³Bh

Rhif màs	273
neutron number	166
Relative Atomic Mass	273.140294 ± 0.000703 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod
parity

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

²⁷⁴Bh

Rhif màs	274
neutron number	167
Relative Atomic Mass	274.143599 ± 0.00062 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	57 ± 27 s
spin
nuclear quadrupole moment
dyddiad darganfod	2010
parity

decay mode	intensity
α (α emission)	100%

²⁷⁵Bh

Rhif màs	275
neutron number	168
Relative Atomic Mass	275.145766 ± 0.000644 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	5/2
nuclear quadrupole moment
dyddiad darganfod
parity	-

decay mode	intensity
SF (spontaneous fission)

²⁷⁶Bh

Rhif màs	276
neutron number	169
Relative Atomic Mass	276.149169 ± 0.000644 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod
parity

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

²⁷⁷Bh

Rhif màs	277
neutron number	170
Relative Atomic Mass	277.151477 ± 0.000644 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod
parity

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

²⁷⁸Bh

Rhif màs	278
neutron number	171
Relative Atomic Mass	278.154988 ± 0.000429 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod	2016
parity

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

hanes

darganfyddwr neu ddyfeisiwr	Heavy Ion Research Laboratory (HIRL)
man darganfod	Germany
dyddiad darganfod	1976
geirdarddiad	Named in honor of Niels Bohr
ynganiad	neels-BOR-i-em (Saesneg)

source

Abundance
Abundance in Earth's crust
natural abundance (cefnfor)
natural abundance (corff dynol)	0 %
natural abundance (Awyrfaen)	0 %
natural abundance (Haul)	0 %
Abundance in Universe	0 %

Nuclear Screening Constants

Bohri on ChemicalAid

Australian Educational Vocabulary ID	scot/2707
DSSTOX compound identifier	DTXCID901323014
DSSTox substance ID	DTXSID50893065
Den Store Danske ID	bohrium
Elhuyar ZTH ID	064404
French Vikidia ID	Bohrium
GND	4518310-7
Great Russian Encyclopedia Online ID	1878446
OmegaWiki Defined Meaning	156678
Rhif Cofrestru CAS	54037-14-8
Store norske leksikon ID	bohrium
USGS Thesaurus ID	1411
dynodwr Encyclopædia Britannica Online	science/bohrium
dynodwr Freebase	/m/025s_py
dynodwr Gran Enciclopèdia Catalana	0270290
dynodwr ILI	i113907
dynodwr KBpedia	Bohrium
dynodwr Quora	Bohrium
dynodwr Treccani	bohrio

Bohri (Bh)

Nodwedd Ffisegol

Nodwedd Gemegol

other

Isotopes of Bohrium

260Bh

261Bh

262Bh

263Bh

264Bh

265Bh

266Bh

267Bh

268Bh

269Bh

270Bh

271Bh

272Bh

273Bh

274Bh

275Bh

276Bh

277Bh

278Bh

hanes

source

Nuclear Screening Constants

²⁶⁰Bh

²⁶¹Bh

²⁶²Bh

²⁶³Bh

²⁶⁴Bh

²⁶⁵Bh

²⁶⁶Bh

²⁶⁷Bh

²⁶⁸Bh

²⁶⁹Bh

²⁷⁰Bh

²⁷¹Bh

²⁷²Bh

²⁷³Bh

²⁷⁴Bh

²⁷⁵Bh

²⁷⁶Bh

²⁷⁷Bh

²⁷⁸Bh