Molybdän

Molybdän (Mo)

chemical element with symbol Mo and atomic number 42
Atomic Number42
Atomic Weight95.95
mass number98
Group6
Period5
Blockd
Proton42 p+
Neutron56 n0
Elektron42 e-
Animated Bohr model of Mo (Molybdän)

Physikalesch Eegenschaft

Atomic Radius
molar volume
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Molybdän0102030405060708090100110120130140150160170180190200210220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energie
proton affinity
electron affinity
ionization energy
ionization energy of Mo (Molybdän)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Elektron
electron shell2, 8, 18, 13, 1
Bohr model: Mo (Molybdän)
valence electron1
Lewis structure: Mo (Molybdän)
electron configuration[Kr] 4d5 5s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d5 5s1
Enhanced Bohr model of Mo (Molybdän)
Orbital Diagram of Mo (Molybdän)
oxidation number-4, -2, -1, 0, 1, 2, 3, 4, 5, 6
electronegativity
2.16
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
appearancegray metallic
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)
0,0000000117 m³/Kg
magnetic susceptibility (Molar)
0,000000001122 m³/mol
magnetic susceptibility (Volume)
0,0001203
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
0,31
speed of sound
classification
CategoryTransition metals, Transition metals
CAS GroupVIA
IUPAC GroupVIB
Glawe Number56
Mendeleev Number52
Pettifor Number55
Geochemical Class
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
2,6
Neutron Mass Absorption
0,0009
quantum number7S3
space group229 (Im_3m)

Isotopes of Molybdenum

Stable Isotopes4
Unstable Isotopes35
Natural Isotopes7
Isotopic Composition9824.29%9824.29%9515.87%9515.87%9616.67%9616.67%9214.65%9214.65%949.19%949.19%979.58%979.58%1009.74%1009.74%

81Mo

mass number81
neutron number39
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung2013
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

82Mo

mass number82
neutron number40
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung2013
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

83Mo

mass number83
neutron number41
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
23 ± 19 ms
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung1999
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

84Mo

mass number84
neutron number42
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
2,3 ± 0,3 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1991
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

85Mo

mass number85
neutron number43
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
3,2 ± 0,2 s
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1992
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.14%

86Mo

mass number86
neutron number44
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
19,1 ± 0,3 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1991
parity+

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

87Mo

mass number87
neutron number45
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
14,1 ± 0,3 s
spin7/2
nuclear quadrupole moment
Datum vun der Entdeckung1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)15%

88Mo

mass number88
neutron number46
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
8 ± 0,2 m
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1971
parity+

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

89Mo

mass number89
neutron number47
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
2,11 ± 0,1 m
spin9/2
nuclear quadrupole moment
Datum vun der Entdeckung1980
parity+

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

90Mo

mass number90
neutron number48
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
5,56 ± 0,09 h
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1953
parity+

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

91Mo

mass number91
neutron number49
Relative Atomic Mass
g-factor
-0,20688888888889 ± 0,00066666666666667
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
15,49 ± 0,01 m
spin9/2
nuclear quadrupole moment
Datum vun der Entdeckung1948
parity+

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

92Mo

mass number92
neutron number50
Relative Atomic Mass
g-factor
0
natural abundance
14,649 ± 0,106
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity+

decay modeintensity
+ (double β+ decay)

93Mo

mass number93
neutron number51
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
4 ± 0,8 ky
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung1946
parity+

decay modeintensity
ϵ (electron capture)100%

94Mo

mass number94
neutron number52
Relative Atomic Mass
g-factor
0
natural abundance
9,187 ± 0,033
Radioaktivitéitstable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity+

95Mo

mass number95
neutron number53
Relative Atomic Mass
g-factor
natural abundance
15,873 ± 0,03
Radioaktivitéitstable isotope
half-lifeNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
-0,022 ± 0,001
Datum vun der Entdeckung1930
parity+

96Mo

mass number96
neutron number54
Relative Atomic Mass
g-factor
0
natural abundance
16,673 ± 0,008
Radioaktivitéitstable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity+

97Mo

mass number97
neutron number55
Relative Atomic Mass
g-factor
natural abundance
9,582 ± 0,015
Radioaktivitéitstable isotope
half-lifeNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
0,255 ± 0,013
Datum vun der Entdeckung1930
parity+

98Mo

mass number98
neutron number56
Relative Atomic Mass
g-factor
0
natural abundance
24,292 ± 0,08
Radioaktivitéit☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity+

decay modeintensity
(double β decay)

99Mo

mass number99
neutron number57
Relative Atomic Mass
g-factor
0,75 ± 0,006
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
65,932 ± 0,005 h
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1948
parity+

decay modeintensity
β (β decay)100%

100Mo

mass number100
neutron number58
Relative Atomic Mass
g-factor
0
natural abundance
9,744 ± 0,065
Radioaktivitéit☢️ radioactive element
half-life
7,07 ± 0,14 Ey
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1930
parity+

decay modeintensity
(double β decay)100%

101Mo

mass number101
neutron number59
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
14,61 ± 0,03 m
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1941
parity+

decay modeintensity
β (β decay)100%

102Mo

mass number102
neutron number60
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
11,3 ± 0,2 m
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1954
parity+

decay modeintensity
β (β decay)100%

103Mo

mass number103
neutron number61
Relative Atomic Mass
g-factor
-0,18 ± 0,013333333333333
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
67,5 ± 1,5 s
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung1963
parity+

decay modeintensity
β (β decay)100%

104Mo

mass number104
neutron number62
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
60 ± 2 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1962
parity+

decay modeintensity
β (β decay)100%

105Mo

mass number105
neutron number63
Relative Atomic Mass
g-factor
-0,22 ± 0,008
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
36,3 ± 0,8 s
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung1962
parity-

decay modeintensity
β (β decay)100%

106Mo

mass number106
neutron number64
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
8,73 ± 0,12 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1969
parity+

decay modeintensity
β (β decay)100%

107Mo

mass number107
neutron number65
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
3,5 ± 0,5 s
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1972
parity+

decay modeintensity
β (β decay)100%

108Mo

mass number108
neutron number66
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
1,105 ± 0,01 s
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1972
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.5%

109Mo

mass number109
neutron number67
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
700 ± 14 ms
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1992
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1.3%

110Mo

mass number110
neutron number68
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
292 ± 7 ms
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1992
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2%

111Mo

mass number111
neutron number69
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
193,6 ± 4,4 ms
spin1/2
nuclear quadrupole moment
0
Datum vun der Entdeckung1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)12%

112Mo

mass number112
neutron number70
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
125 ± 5 ms
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

113Mo

mass number113
neutron number71
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
80 ± 2 ms
spin5/2
nuclear quadrupole moment
Datum vun der Entdeckung1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

114Mo

mass number114
neutron number72
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
58 ± 2 ms
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung1997
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

115Mo

mass number115
neutron number73
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
45,5 ± 2 ms
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung2010
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

116Mo

mass number116
neutron number74
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
32 ± 4 ms
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung2010
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

117Mo

mass number117
neutron number75
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
22 ± 5 ms
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung2010
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

118Mo

mass number118
neutron number76
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
21 ± 6 ms
spin0
nuclear quadrupole moment
0
Datum vun der Entdeckung2015
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

119Mo

mass number119
neutron number77
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitéit☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
Datum vun der Entdeckung2018
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Molybdenum crystaline fragment and 1cm3 cube

Geschicht

Entdecker oder ErfinderCarl Wilhelm Scheele
location of discoverySweden
Datum vun der Entdeckung1778
EtymologieGreek: molybdos (lead).
pronunciationmeh-LIB-deh-nem (Englesch)

Quell

Abundance
Abundance in Earth's crust
natural abundance (Ozean)
natural abundance (Mënschleche Kierper)
0,00001 %
natural abundance (Meteoroid)
0,00012 %
natural abundance (Sonn)
0,0000009 %
Abundance in Universe
0,0000005 %

Nuclear Screening Constants

1s0.8744
2p4.0282
2s11.1232
3d14.7717
3p16.5264
3s16.0185
4d30.6076
4p27.0232
4s25.9036
5s35.894