Molybdæn

Molybdæn (Mo)

grundstof med atomnummer 42
Atomnummer42
Atommasse95.95
mass number98
Gruppe6
Periode5
Blokd
proton42 p+
neutron56 n0
elektron42 e-
Animated Bohrs atommodel of Mo (Molybdæn)

Fysisk Egenskab

Atomradius
molar volume
Kovalent Radius
Metallic Radius
Ionisk radius
Crystal Radius
Van der Waals-radius
massefylde
Atomic Radii Of The Elements: Molybdæn0102030405060708090100110120130140150160170180190200210220pmAtomradiusKovalent RadiusMetallic RadiusVan der Waals-radius

Kemisk Egenskab

energi
proton affinity
electron affinity
ioniseringsenergi
ioniseringsenergi of Mo (Molybdæn)
Fordampningsvarme
smeltevarme
standard enthalpy of formation
elektron
Elektronskal2, 8, 18, 13, 1
Bohrs atommodel: Mo (Molybdæn)
Valenselektron1
Elektronprikmodellen: Mo (Molybdæn)
electron configuration[Kr] 4d5 5s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d5 5s1
Enhanced Bohrs atommodel of Mo (Molybdæn)
Orbital Diagram of Mo (Molybdæn)
Oxidationstrin-4, -2, -1, 0, 1, 2, 3, 4, 5, 6
Elektronegativitet
2.16
Electrophilicity Index
fundamental state of matter
stoffaseFast stof
gaseous state of matter
Kogepunkt
Smeltepunkt
critical pressure
critical temperature
trippelpunkt
appearance
farve
Grå
appearancegray metallic
Brydningsindeks
materialeegenskab
Varmeledningsevne
Termisk ekspansion
molar heat capacity
Varmefylde
Adiabateksponenten
electrical properties
typeConductor
specifik ledningsevne
Elektrisk resistivitet
superledning
Magnetisme
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000117 m³/Kg
magnetic susceptibility (Molar)
0,000000001122 m³/mol
magnetic susceptibility (Volume)
0,0001203
magnetic ordering
Curietemperaturen
Néel temperature
struktur
KrystalstrukturRumcentreret Kubisk (BCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hårdhed
Kompressibilitetsmodul
Forskydningsmodul
E-modul
Poissons forhold
0,31
speed of sound
klassificering
KategoriOvergangsmetaller, Transition metals
CAS GroupVIA
IUPAC GroupVIB
Glawe Number56
Mendeleev Number52
Pettifor Number55
Geochemical Class
Goldschmidt classificationsiderophile

øvrige

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
2,6
Neutron Mass Absorption
0,0009
quantum number7S3
rumgruppe229 (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
radioaktivitet☢️ radioactive element
halveringstid
spin5/2
nuclear quadrupole moment
opdagelsesdato2013
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
spin0
nuclear quadrupole moment
0
opdagelsesdato2013
Paritet+

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

83Mo

mass number83
neutron number41
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
23 ± 19 ms
spin3/2
nuclear quadrupole moment
opdagelsesdato1999
Paritet-

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
2,3 ± 0,3 s
spin0
nuclear quadrupole moment
0
opdagelsesdato1991
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
3,2 ± 0,2 s
spin1/2
nuclear quadrupole moment
0
opdagelsesdato1992
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
19,1 ± 0,3 s
spin0
nuclear quadrupole moment
0
opdagelsesdato1991
Paritet+

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

87Mo

mass number87
neutron number45
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
14,1 ± 0,3 s
spin7/2
nuclear quadrupole moment
opdagelsesdato1977
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
8 ± 0,2 m
spin0
nuclear quadrupole moment
0
opdagelsesdato1971
Paritet+

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

89Mo

mass number89
neutron number47
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
2,11 ± 0,1 m
spin9/2
nuclear quadrupole moment
opdagelsesdato1980
Paritet+

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

90Mo

mass number90
neutron number48
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
5,56 ± 0,09 h
spin0
nuclear quadrupole moment
0
opdagelsesdato1953
Paritet+

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

91Mo

mass number91
neutron number49
Relative Atomic Mass
g-factor
-0,20688888888889 ± 0,00066666666666667
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
15,49 ± 0,01 m
spin9/2
nuclear quadrupole moment
opdagelsesdato1948
Paritet+

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

92Mo

mass number92
neutron number50
Relative Atomic Mass
g-factor
0
natural abundance
14,649 ± 0,106
radioaktivitet☢️ radioactive element
halveringstid
spin0
nuclear quadrupole moment
0
opdagelsesdato1930
Paritet+

decay modeIntensitet
+ (double β+ decay)

93Mo

mass number93
neutron number51
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
4 ± 0,8 ky
spin5/2
nuclear quadrupole moment
opdagelsesdato1946
Paritet+

decay modeIntensitet
ϵ (electron capture)100%

94Mo

mass number94
neutron number52
Relative Atomic Mass
g-factor
0
natural abundance
9,187 ± 0,033
radioaktivitetstable isotope
halveringstidNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
opdagelsesdato1930
Paritet+

95Mo

mass number95
neutron number53
Relative Atomic Mass
g-factor
natural abundance
15,873 ± 0,03
radioaktivitetstable isotope
halveringstidNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
-0,022 ± 0,001
opdagelsesdato1930
Paritet+

96Mo

mass number96
neutron number54
Relative Atomic Mass
g-factor
0
natural abundance
16,673 ± 0,008
radioaktivitetstable isotope
halveringstidNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
opdagelsesdato1930
Paritet+

97Mo

mass number97
neutron number55
Relative Atomic Mass
g-factor
natural abundance
9,582 ± 0,015
radioaktivitetstable isotope
halveringstidNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
0,255 ± 0,013
opdagelsesdato1930
Paritet+

98Mo

mass number98
neutron number56
Relative Atomic Mass
g-factor
0
natural abundance
24,292 ± 0,08
radioaktivitet☢️ radioactive element
halveringstid
spin0
nuclear quadrupole moment
0
opdagelsesdato1930
Paritet+

decay modeIntensitet
(double β decay)

99Mo

mass number99
neutron number57
Relative Atomic Mass
g-factor
0,75 ± 0,006
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
65,932 ± 0,005 h
spin1/2
nuclear quadrupole moment
0
opdagelsesdato1948
Paritet+

decay modeIntensitet
β (β decay)100%

100Mo

mass number100
neutron number58
Relative Atomic Mass
g-factor
0
natural abundance
9,744 ± 0,065
radioaktivitet☢️ radioactive element
halveringstid
7,07 ± 0,14 Ey
spin0
nuclear quadrupole moment
0
opdagelsesdato1930
Paritet+

decay modeIntensitet
(double β decay)100%

101Mo

mass number101
neutron number59
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
14,61 ± 0,03 m
spin1/2
nuclear quadrupole moment
0
opdagelsesdato1941
Paritet+

decay modeIntensitet
β (β decay)100%

102Mo

mass number102
neutron number60
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
11,3 ± 0,2 m
spin0
nuclear quadrupole moment
0
opdagelsesdato1954
Paritet+

decay modeIntensitet
β (β decay)100%

103Mo

mass number103
neutron number61
Relative Atomic Mass
g-factor
-0,18 ± 0,013333333333333
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
67,5 ± 1,5 s
spin3/2
nuclear quadrupole moment
opdagelsesdato1963
Paritet+

decay modeIntensitet
β (β decay)100%

104Mo

mass number104
neutron number62
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
60 ± 2 s
spin0
nuclear quadrupole moment
0
opdagelsesdato1962
Paritet+

decay modeIntensitet
β (β decay)100%

105Mo

mass number105
neutron number63
Relative Atomic Mass
g-factor
-0,22 ± 0,008
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
36,3 ± 0,8 s
spin5/2
nuclear quadrupole moment
opdagelsesdato1962
Paritet-

decay modeIntensitet
β (β decay)100%

106Mo

mass number106
neutron number64
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
8,73 ± 0,12 s
spin0
nuclear quadrupole moment
0
opdagelsesdato1969
Paritet+

decay modeIntensitet
β (β decay)100%

107Mo

mass number107
neutron number65
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
3,5 ± 0,5 s
spin1/2
nuclear quadrupole moment
0
opdagelsesdato1972
Paritet+

decay modeIntensitet
β (β decay)100%

108Mo

mass number108
neutron number66
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
1,105 ± 0,01 s
spin0
nuclear quadrupole moment
0
opdagelsesdato1972
Paritet+

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

109Mo

mass number109
neutron number67
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
700 ± 14 ms
spin1/2
nuclear quadrupole moment
0
opdagelsesdato1992
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
292 ± 7 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato1992
Paritet+

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

111Mo

mass number111
neutron number69
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
193,6 ± 4,4 ms
spin1/2
nuclear quadrupole moment
0
opdagelsesdato1994
Paritet+

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

112Mo

mass number112
neutron number70
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
125 ± 5 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato1994
Paritet+

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

113Mo

mass number113
neutron number71
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
80 ± 2 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato1994
Paritet+

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

114Mo

mass number114
neutron number72
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
58 ± 2 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato1997
Paritet+

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

115Mo

mass number115
neutron number73
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
45,5 ± 2 ms
spin3/2
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
32 ± 4 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato2010
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
22 ± 5 ms
spin3/2
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
21 ± 6 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato2015
Paritet+

decay modeIntensitet
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
radioaktivitet☢️ radioactive element
halveringstid
spin3/2
nuclear quadrupole moment
opdagelsesdato2018
Paritet+

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

historie

opdager eller opfinderCarl Wilhelm Scheele
fundstedSweden
opdagelsesdato1778
etymologiGreek: molybdos (lead).
udtalemeh-LIB-deh-nem (engelsk)

source

Forekomst
Abundance in Earth's crust
natural abundance (verdenshave)
natural abundance (menneskelige krop)
0,00001 %
natural abundance (Meteoroid)
0,00012 %
natural abundance (Solen)
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