Molibdenum

Molibdenum (Mo)

chemical element with symbol Mo and atomic number 42
Atomic Number42
Atomic Weight95.95
Nombor jisim98
Group6
Period5
Blockd
proton42 p+
neutron56 n0
Elektron42 e-
Animated Model Bohr of Mo (Molibdenum)

Sifat Fizikal

Jejari Atom
145 pm
molar volume
Jejari kovalen
138 pm
Metallic Radius
130 pm
ionic radius
69 pm
Crystal Radius
83 pm
Jejari van der Waals
217 pm
ketumpatan
10.2 g/cm³
Atomic Radii Of The Elements: Molibdenum0102030405060708090100110120130140150160170180190200210220pmJejari AtomJejari KovalenMetallic RadiusJejari van der Waals

Sifat Kimia

tenaga
proton affinity
Pertalian elektron
ionization energy
7.09243 eV/particle
ionization energy of Mo (Molibdenum)
Entalpi pengewapan
590 kJ/mol
entalpi pelakuran
standard enthalpy of formation
658.98 kJ/mol
Elektron
Petala elektron2, 8, 18, 13, 1
Model Bohr: Mo (Molibdenum)
Elektron valens1
Teori ion Lewis: Mo (Molibdenum)
tatarajah elektron[Kr] 4d5 5s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d5 5s1
Enhanced Model Bohr of Mo (Molibdenum)
Orbital Diagram of Mo (Molibdenum)
Keadaan pengoksidaan-4, -2, -1, 0, 1, 2, 3, 4, 5, 6
Keelektronegatifan
2.16
Electrophilicity Index
1.2111478608972754 eV/particle
keadaan jirim asas
fasa jirimSolid
gaseous state of matter
Boiling Point
4,912.15 K
Melting Point
2,895.15 K
critical pressure
critical temperature
triple point
rupa
warna
Gray
rupagray metallic
indeks biasan
sifat bahan
Thermal Conductivity
Pengembangan terma
0.0000048 1/K
molar heat capacity
24.06 J/(mol K)
Specific Heat Capacity
0.251 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
Kekonduksian elektrik
20 MS/m
Kerintangan dan kekonduksian elektrik
0.00000004999999999997 m Ω
Kesuperkonduksian
0.915 K
kemagnetan
typeparamagnetic
magnetic susceptibility (Mass)
0.0000000117 m³/Kg
magnetic susceptibility (Molar)
0.000000001122 m³/mol
magnetic susceptibility (Volume)
0.0001203
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal StructureBody Centered Cubic (BCC)
lattice constant
3.15 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
5.5 MPa
Modulus pukal
230 GPa
shear modulus
120 GPa
Young's modulus
329 GPa
Nisbah Poisson
0.31
Kelajuan bunyi
6,190 m/s
pengelasan
CategoryTransition metals, Transition metals
CAS GroupVIA
IUPAC GroupVIB
Glawe Number56
Mendeleev Number52
Pettifor Number55
Geochemical Class
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
87 ± 6 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
2.6
Neutron Mass Absorption
0.0009
Nombor kuantum7S3
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

Nombor jisim81
nombor neutron39
jisim atom relatif
80.966226 ± 0.000537 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin5/2
nuclear quadrupole moment
tarikh penemuan2013
parity+

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

82Mo

Nombor jisim82
nombor neutron40
jisim atom relatif
81.956661 ± 0.000429 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan2013
parity+

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

83Mo

Nombor jisim83
nombor neutron41
jisim atom relatif
82.950252 ± 0.00043 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
23 ± 19 ms
Spin3/2
nuclear quadrupole moment
tarikh penemuan1999
parity-

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

84Mo

Nombor jisim84
nombor neutron42
jisim atom relatif
83.941846 ± 0.00032 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.3 ± 0.3 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1991
parity+

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

85Mo

Nombor jisim85
nombor neutron43
jisim atom relatif
84.938260736 ± 0.000017 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
3.2 ± 0.2 s
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1992
parity+

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

86Mo

Nombor jisim86
nombor neutron44
jisim atom relatif
85.931174092 ± 0.000003147 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
19.1 ± 0.3 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1991
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

87Mo

Nombor jisim87
nombor neutron45
jisim atom relatif
86.928196198 ± 0.000003067 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
14.1 ± 0.3 s
Spin7/2
nuclear quadrupole moment
tarikh penemuan1977
parity+

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

88Mo

Nombor jisim88
nombor neutron46
jisim atom relatif
87.921967779 ± 0.0000041 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
8 ± 0.2 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1971
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

89Mo

Nombor jisim89
nombor neutron47
jisim atom relatif
88.919468149 ± 0.0000042 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.11 ± 0.1 m
Spin9/2
nuclear quadrupole moment
tarikh penemuan1980
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

90Mo

Nombor jisim90
nombor neutron48
jisim atom relatif
89.91393127 ± 0.000003717 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
5.56 ± 0.09 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1953
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

91Mo

Nombor jisim91
nombor neutron49
jisim atom relatif
90.91174519 ± 0.000006696 Da
g-factor
-0.20688888888889 ± 0.00066666666666667
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
15.49 ± 0.01 m
Spin9/2
nuclear quadrupole moment
tarikh penemuan1948
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

92Mo

Nombor jisim92
nombor neutron50
jisim atom relatif
91.906807153 ± 0.000000168 Da
g-factor
0
natural abundance
14.649 ± 0.106
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan1930
parity+

decay modeKeamatan (fizik)
+ (double β+ decay)

93Mo

Nombor jisim93
nombor neutron51
jisim atom relatif
92.906808772 ± 0.000000193 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
4 ± 0.8 ky
Spin5/2
nuclear quadrupole moment
tarikh penemuan1946
parity+

decay modeKeamatan (fizik)
ϵ (electron capture)100%

94Mo

Nombor jisim94
nombor neutron52
jisim atom relatif
93.905083586 ± 0.000000151 Da
g-factor
0
natural abundance
9.187 ± 0.033
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin0
nuclear quadrupole moment
0
tarikh penemuan1930
parity+

95Mo

Nombor jisim95
nombor neutron53
jisim atom relatif
94.905837436 ± 0.000000132 Da
g-factor
natural abundance
15.873 ± 0.03
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin5/2
nuclear quadrupole moment
-0.022 ± 0.001
tarikh penemuan1930
parity+

96Mo

Nombor jisim96
nombor neutron54
jisim atom relatif
95.90467477 ± 0.000000128 Da
g-factor
0
natural abundance
16.673 ± 0.008
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin0
nuclear quadrupole moment
0
tarikh penemuan1930
parity+

97Mo

Nombor jisim97
nombor neutron55
jisim atom relatif
96.906016903 ± 0.000000176 Da
g-factor
natural abundance
9.582 ± 0.015
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin5/2
nuclear quadrupole moment
0.255 ± 0.013
tarikh penemuan1930
parity+

98Mo

Nombor jisim98
nombor neutron56
jisim atom relatif
97.905403609 ± 0.000000186 Da
g-factor
0
natural abundance
24.292 ± 0.08
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan1930
parity+

decay modeKeamatan (fizik)
(double β decay)

99Mo

Nombor jisim99
nombor neutron57
jisim atom relatif
98.907707299 ± 0.000000245 Da
g-factor
0.75 ± 0.006
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
65.932 ± 0.005 h
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1948
parity+

decay modeKeamatan (fizik)
β (β decay)100%

100Mo

Nombor jisim100
nombor neutron58
jisim atom relatif
99.907467982 ± 0.000000322 Da
g-factor
0
natural abundance
9.744 ± 0.065
Reputan radioaktif☢️ radioactive element
setengah hayat
7.07 ± 0.14 Ey
Spin0
nuclear quadrupole moment
0
tarikh penemuan1930
parity+

decay modeKeamatan (fizik)
(double β decay)100%

101Mo

Nombor jisim101
nombor neutron59
jisim atom relatif
100.910337648 ± 0.000000331 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
14.61 ± 0.03 m
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1941
parity+

decay modeKeamatan (fizik)
β (β decay)100%

102Mo

Nombor jisim102
nombor neutron60
jisim atom relatif
101.910293725 ± 0.000008916 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
11.3 ± 0.2 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1954
parity+

decay modeKeamatan (fizik)
β (β decay)100%

103Mo

Nombor jisim103
nombor neutron61
jisim atom relatif
102.913091954 ± 0.0000099 Da
g-factor
-0.18 ± 0.013333333333333
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
67.5 ± 1.5 s
Spin3/2
nuclear quadrupole moment
tarikh penemuan1963
parity+

decay modeKeamatan (fizik)
β (β decay)100%

104Mo

Nombor jisim104
nombor neutron62
jisim atom relatif
103.913747443 ± 0.000009566 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
60 ± 2 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1962
parity+

decay modeKeamatan (fizik)
β (β decay)100%

105Mo

Nombor jisim105
nombor neutron63
jisim atom relatif
104.916981989 ± 0.000009721 Da
g-factor
-0.22 ± 0.008
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
36.3 ± 0.8 s
Spin5/2
nuclear quadrupole moment
tarikh penemuan1962
parity-

decay modeKeamatan (fizik)
β (β decay)100%

106Mo

Nombor jisim106
nombor neutron64
jisim atom relatif
105.918273231 ± 0.000009801 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
8.73 ± 0.12 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1969
parity+

decay modeKeamatan (fizik)
β (β decay)100%

107Mo

Nombor jisim107
nombor neutron65
jisim atom relatif
106.92211977 ± 0.000009901 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
3.5 ± 0.5 s
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1972
parity+

decay modeKeamatan (fizik)
β (β decay)100%

108Mo

Nombor jisim108
nombor neutron66
jisim atom relatif
107.924047508 ± 0.000009901 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
1.105 ± 0.01 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1972
parity+

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

109Mo

Nombor jisim109
nombor neutron67
jisim atom relatif
108.928438318 ± 0.000012 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
700 ± 14 ms
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1992
parity+

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

110Mo

Nombor jisim110
nombor neutron68
jisim atom relatif
109.930717956 ± 0.000026 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
292 ± 7 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1992
parity+

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

111Mo

Nombor jisim111
nombor neutron69
jisim atom relatif
110.935651966 ± 0.000013503 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
193.6 ± 4.4 ms
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1994
parity+

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

112Mo

Nombor jisim112
nombor neutron70
jisim atom relatif
111.938293 ± 0.000215 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
125 ± 5 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1994
parity+

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)

113Mo

Nombor jisim113
nombor neutron71
jisim atom relatif
112.943478 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
80 ± 2 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1994
parity+

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)

114Mo

Nombor jisim114
nombor neutron72
jisim atom relatif
113.946666 ± 0.000322 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
58 ± 2 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1997
parity+

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)

115Mo

Nombor jisim115
nombor neutron73
jisim atom relatif
114.952174 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
45.5 ± 2 ms
Spin3/2
nuclear quadrupole moment
tarikh penemuan2010
parity+

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

116Mo

Nombor jisim116
nombor neutron74
jisim atom relatif
115.955759 ± 0.000537 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
32 ± 4 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan2010
parity+

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

117Mo

Nombor jisim117
nombor neutron75
jisim atom relatif
116.961686 ± 0.000537 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
22 ± 5 ms
Spin3/2
nuclear quadrupole moment
tarikh penemuan2010
parity+

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

118Mo

Nombor jisim118
nombor neutron76
jisim atom relatif
117.965249 ± 0.000537 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
21 ± 6 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan2015
parity+

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

119Mo

Nombor jisim119
nombor neutron77
jisim atom relatif
118.971465 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin3/2
nuclear quadrupole moment
tarikh penemuan2018
parity+

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

sejarah

penemu atau perekaCarl Wilhelm Scheele
tempat penemuanSweden
tarikh penemuan1778
EtimologiGreek: molybdos (lead).
sebutanmeh-LIB-deh-nem (Inggeris)

sumber

Abundance
Abundance in Earth's crust
1.2 mg/kg
natural abundance (lautan)
0.01 mg/L
natural abundance (Tubuh manusia)
0.00001 %
natural abundance (Meteoroid)
0.00012 %
natural abundance (Matahari)
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