Wolfram

Wolfram (W)

chemical element with symbol W and atomic number 74
Atomic Number74
Atomic Weight183.84
mass number184
Group6
Period6
Blockd
Proton74 p+
Neutron110 n0
Elektron74 e-
Animated Bohr model of W (Wolfram)

Physikalesch Eegenschaft

Atomic Radius
molar volume
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Wolfram0102030405060708090100110120130140150160170180190200210220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energie
proton affinity
electron affinity
ionization energy
ionization energy of W (Wolfram)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Elektron
electron shell2, 8, 18, 32, 12, 2
Bohr model: W (Wolfram)
valence electron2
Lewis structure: W (Wolfram)
electron configuration[Xe] 4f14 5d4 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d4 6s2
Enhanced Bohr model of W (Wolfram)
Orbital Diagram of W (Wolfram)
oxidation number-4, -2, -1, 0, 1, 2, 3, 4, 5, 6
electronegativity
1.7
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Faarf
Gray
appearancegrayish white, lustrous
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
electrical resistivity
superconductivity
Magnetismus
typeparamagnetic
magnetic susceptibility (Mass)
0,00000000459 m³/Kg
magnetic susceptibility (Molar)
0,000000000844 m³/mol
magnetic susceptibility (Volume)
0,0000884
magnetic ordering
Curie temperature
Néel temperature
Struktur
Crystal StructureBody Centered Cubic (BCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
0,28
speed of sound
classification
CategoryTransition metals, Transition metals
CAS GroupVIA
IUPAC GroupVIB
Glawe Number57
Mendeleev Number53
Pettifor Number56
Geochemical Class
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
18,4
Neutron Mass Absorption
0,0036
quantum number5D0
space group229 (Im_3m)

Isotopes of Tungsten

Stable Isotopes0
Unstable Isotopes41
Natural Isotopes5
Isotopic Composition18430.64%18430.64%18628.43%18628.43%18226.50%18226.50%18314.31%18314.31%1800.12%1800.12%

157W

mass number157
neutron number83
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
275 ± 40 ms
spin7/2
nuclear quadrupole moment
Datum vun der Entdeckung2010
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0%

158W

mass number158
neutron number84
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
1,43 ± 0,18 ms
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1981
parity+

decay modeintensity
α (α emission)100%

159W

mass number159
neutron number85
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
8,2 ± 0,7 ms
spin7/2
nuclear quadrupole moment
Datum vun der Entdeckung1981
parity-

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

160W

mass number160
neutron number86
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
90 ± 5 ms
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1979
parity+

decay modeintensity
α (α emission)87%
β+ (β+ decay; β+ = ϵ + e+)

161W

mass number161
neutron number87
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
409 ± 16 ms
spin7/2
nuclear quadrupole moment
Datum vun der Entdeckung1973
parity-

decay modeintensity
α (α emission)73%
β+ (β+ decay; β+ = ϵ + e+)27%

162W

mass number162
neutron number88
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
1,19 ± 0,12 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1973
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)45.2%

163W

mass number163
neutron number89
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
2,63 ± 0,09 s
spin7/2
nuclear quadrupole moment
Datum vun der Entdeckung1973
parity-

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

164W

mass number164
neutron number90
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
6,3 ± 0,2 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1973
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)96.2%
α (α emission)3.8%

165W

mass number165
neutron number91
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
5,1 ± 0,5 s
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung1975
parity-

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

166W

mass number166
neutron number92
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
19,2 ± 0,6 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1975
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.965%
α (α emission)0.035%

167W

mass number167
neutron number93
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
19,9 ± 0,5 s
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung1985
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.96%
α (α emission)0.04%

168W

mass number168
neutron number94
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
50,9 ± 1,9 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1971
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.0032%

169W

mass number169
neutron number95
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
74 ± 6 s
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung1985
parity-

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

170W

mass number170
neutron number96
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
2,42 ± 0,04 m
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1971
parity+

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

171W

mass number171
neutron number97
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
2,38 ± 0,04 m
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung1983
parity-

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

172W

mass number172
neutron number98
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
6,6 ± 0,9 m
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1964
parity+

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

173W

mass number173
neutron number99
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
7,6 ± 0,2 m
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung1963
parity-

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

174W

mass number174
neutron number100
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
33,2 ± 2,1 m
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1964
parity+

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

175W

mass number175
neutron number101
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
35,2 ± 0,6 m
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1963
parity-

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

176W

mass number176
neutron number102
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
2,5 ± 0,1 h
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1950
parity+

decay modeintensity
ϵ (electron capture)100%

177W

mass number177
neutron number103
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
132,4 ± 2 m
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1950
parity-

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

178W

mass number178
neutron number104
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
21,6 ± 0,3 d
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1950
parity+

decay modeintensity
ϵ (electron capture)100%

179W

mass number179
neutron number105
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
37,05 ± 0,16 m
spin7/2
nuclear quadrupole moment
Datum vun der Entdeckung1950
parity-

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

180W

mass number180
neutron number106
Relative Atomic Mass
g-factor
0
natural abundance
0,12 ± 0,01
Radioaktivitéit☢️ radioactive element
half-life
1,59 ± 0,5 Ey
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1937
parity+

decay modeintensity
α (α emission)100%
+ (double β+ decay)

181W

mass number181
neutron number107
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
120,956 ± 0,019 d
spin9/2
nuclear quadrupole moment
Datum vun der Entdeckung1947
parity+

decay modeintensity
ϵ (electron capture)100%

182W

mass number182
neutron number108
Relative Atomic Mass
g-factor
0
natural abundance
26,5 ± 0,16
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity+

decay modeintensity
α (α emission)

183W

mass number183
neutron number109
Relative Atomic Mass
g-factor
natural abundance
14,31 ± 0,04
Radioaktivitéit☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity-

decay modeintensity
α (α emission)

184W

mass number184
neutron number110
Relative Atomic Mass
g-factor
0
natural abundance
30,64 ± 0,02
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity+

decay modeintensity
α (α emission)

185W

mass number185
neutron number111
Relative Atomic Mass
g-factor
0,362 ± 0,0093333333333333
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
75,1 ± 0,3 d
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung1940
parity-

decay modeintensity
β (β decay)100%

186W

mass number186
neutron number112
Relative Atomic Mass
g-factor
0
natural abundance
28,43 ± 0,19
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity+

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

187W

mass number187
neutron number113
Relative Atomic Mass
g-factor
0,414 ± 0,01
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
23,809 ± 0,025 h
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung1940
parity-

decay modeintensity
β (β decay)100%

188W

mass number188
neutron number114
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
69,77 ± 0,05 d
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1951
parity+

decay modeintensity
β (β decay)100%

189W

mass number189
neutron number115
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
11,6 ± 0,2 m
spin9/2
nuclear quadrupole moment
Datum vun der Entdeckung1963
parity-

decay modeintensity
β (β decay)100%

190W

mass number190
neutron number116
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
30 ± 1,5 m
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1976
parity+

decay modeintensity
β (β decay)100%

191W

mass number191
neutron number117
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung1999
parity-

decay modeintensity
β (β decay)

192W

mass number192
neutron number118
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1999
parity+

decay modeintensity
β (β decay)

193W

mass number193
neutron number119
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung2009
parity-

decay modeintensity
β (β decay)

194W

mass number194
neutron number120
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung2008
parity+

decay modeintensity
β (β decay)

195W

mass number195
neutron number121
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung2012
parity-

decay modeintensity
β (β decay)

196W

mass number196
neutron number122
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung2012
parity+

decay modeintensity
β (β decay)

197W

mass number197
neutron number123
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung2012
parity-

decay modeintensity
β (β decay)
Wolfram evaporated crystals and 1cm3 cube

Geschicht

Entdecker oder ErfinderFausto and Juan José de Elhuyar
location of discoverySpain
Datum vun der Entdeckung1783
EtymologieSwedish: tung sten (heavy stone): symbol from its German name wolfram.
pronunciationTUNG-sten (Englesch)

Quell

Abundance
Abundance in Earth's crust
natural abundance (Ozean)
natural abundance (Mënschleche Kierper)
natural abundance (Meteoroid)
0,000012 %
natural abundance (Sonn)
0,0000004 %
Abundance in Universe
0,00000005 %

Nuclear Screening Constants

1s1.4343
2p4.4258
2s19.3302
3d13.5476
3p21.3824
3s22.13
4d36.8268
4f39.2892
4p34.4516
4s33.4412
5d57.258
5p52.6745
5s50.4585
6s64.1456