Niobioa

Niobioa (Nb)

Zenbaki atomikoa 41 duen elementu kimikoa. Metal gris, distiratsu, xaflakor eta harikorra, naturan ez oso ugaria
Atomic Number41
Atomic Weight92.90637
masa-zenbaki93
Group5
Period5
Blockd
protoi41 p+
neutroi52 n0
elektroi41 e-
Animated Bohrren eredu atomikoa of Nb (Niobioa)

Propietate Fisiko

Erradio Atomiko
145 pm
bolumen molar
Erradio Kobalente
147 pm
Metallic Radius
134 pm
Erradio ioniko
72 pm
Crystal Radius
86 pm
Van der Waalsen erradio
218 pm
dentsitatea
8,57 g/cm³
Atomic Radii Of The Elements: Niobioa0102030405060708090100110120130140150160170180190200210220pmErradio AtomikoErradio KobalenteMetallic RadiusVan der Waalsen erradio

Magnitude Fisiko

energia
proton affinity
Afinitate elektroniko
0,917406 eV/particle
ionizazio energia
6,75885 eV/particle
ionizazio energia of Nb (Niobioa)
Irakite-entalpia
680 kJ/mol
urtze-entalpia
26,8 kJ/mol
formazio entalpia estandarra
733 kJ/mol
elektroi
elektroi geruza2, 8, 18, 12, 1
Bohrren eredu atomikoa: Nb (Niobioa)
balentzia-elektroi1
Lewis egitura: Nb (Niobioa)
electron configuration[Kr] 4d4 5s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d4 5s1
Enhanced Bohrren eredu atomikoa of Nb (Niobioa)
Orbital Diagram of Nb (Niobioa)
Oxidazio-egoera-3, -1, 0, 1, 2, 3, 4, 5
Elektronegatibotasun
1.6
Electrophilicity Index
1,2609233730892566 eV/particle
materiaren funtsezko egoera
materiaren egoeraSolid
materiaren egoera gaseoso
Boiling Point
5.014,15 K
Melting Point
2.750,15 K
critical pressure
critical temperature
Puntu hirukoitz
appearance
kolore
Gray
appearancegray metallic, bluish when oxidized
errefrakzio-indize
thermodynamic material property
Thermal Conductivity
53,7 W/(m K)
Bero-dilatazio
0,0000073 1/K
molar heat capacity
Specific Heat Capacity
0,265 J/(g⋅K)
indize adiabatiko
electrical properties
typeConductor
Eroankortasun elektriko
6,7 MS/m
Erresistibitate elektriko
0,00000015 m Ω
Supereroankortasun
9,25 K
Magnetismo
typeparamagnetic
suszeptibilitate magnetiko (Mass)
0,0000000276 m³/Kg
suszeptibilitate magnetiko (Molar)
0,00000000256 m³/mol
suszeptibilitate magnetiko (Volume)
0,000237
magnetic ordering
Curieren tenperatura
Néel temperature
egitura
Crystal StructureBody Centered Cubic (BCC)
lattice constant
3,3 Å
Lattice Anglesπ/2, π/2, π/2
materialen propietate mekaniko
Gogortasun
6 MPa
konprimagarritasun-modulu
170 GPa
Zizaila modulua
38 GPa
Youngen modulu
105 GPa
Poissonen modulu
0,4
Soinuaren lastertasun
3.480 m/s
classification
CategoryTransition metals, Transition metals
CAS GroupVA
IUPAC GroupVB
Glawe Number53
Mendeleev Number48
Pettifor Number52
Geochemical Classhigh field strength
Goldschmidt classificationlitophile

beste batzuk

Gas Basicity
polarizability
98 ± 8 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
1,15
Neutron Mass Absorption
0,0004
zenbaki kuantiko6D1/2
talde espazial229 (Im_3m)

Isotopes of Niobium

Stable Isotopes1
Unstable Isotopes37
Natural Isotopes1

79Nb

masa-zenbaki79
neutron number38
atomo-masa erlatibo
78,966022 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin9/2
nuclear quadrupole moment
aurkikuntza-data
parity+

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

80Nb

masa-zenbaki80
neutron number39
atomo-masa erlatibo
79,958754 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin4
nuclear quadrupole moment
aurkikuntza-data
parity-

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

81Nb

masa-zenbaki81
neutron number40
atomo-masa erlatibo
80,95023 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin9/2
nuclear quadrupole moment
aurkikuntza-data
parity+

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

82Nb

masa-zenbaki82
neutron number41
atomo-masa erlatibo
81,94438 ± 0,000322 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
51 ± 5 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1992
parity+

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

83Nb

masa-zenbaki83
neutron number42
atomo-masa erlatibo
82,93815 ± 0,000174 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
3,9 ± 0,2 s
spin9/2
nuclear quadrupole moment
aurkikuntza-data1988
parity+

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

84Nb

masa-zenbaki84
neutron number43
atomo-masa erlatibo
83,934305711 ± 0,00000043 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
9,8 ± 0,9 s
spin1
nuclear quadrupole moment
aurkikuntza-data1977
parity+

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

85Nb

masa-zenbaki85
neutron number44
atomo-masa erlatibo
84,928845836 ± 0,0000044 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
20,5 ± 0,7 s
spin9/2
nuclear quadrupole moment
aurkikuntza-data1988
parity+

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

86Nb

masa-zenbaki86
neutron number45
atomo-masa erlatibo
85,925781536 ± 0,000005903 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
88 ± 1 s
spin6
nuclear quadrupole moment
aurkikuntza-data1974
parity+

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

87Nb

masa-zenbaki87
neutron number46
atomo-masa erlatibo
86,920692473 ± 0,000007302 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
3,7 ± 0,1 m
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data1971
parity

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

88Nb

masa-zenbaki88
neutron number47
atomo-masa erlatibo
87,918226476 ± 0,000062059 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
14,5 ± 0,11 m
spin8
nuclear quadrupole moment
aurkikuntza-data1964
parity+

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

89Nb

masa-zenbaki89
neutron number48
atomo-masa erlatibo
88,913444696 ± 0,000025367 Da
g-factor
1,3813333333333 ± 0,0011111111111111
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
2,03 ± 0,07 h
spin9/2
nuclear quadrupole moment
aurkikuntza-data1954
parity+

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

90Nb

masa-zenbaki90
neutron number49
atomo-masa erlatibo
89,911259201 ± 0,000003561 Da
g-factor
0,61825 ± 0,0005
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
14,6 ± 0,05 h
spin8
nuclear quadrupole moment
0,01 ± 0,04
aurkikuntza-data1951
parity+

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

91Nb

masa-zenbaki91
neutron number50
atomo-masa erlatibo
90,906990256 ± 0,00000314 Da
g-factor
1,4473333333333 ± 0,00066666666666667
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
680 ± 130 y
spin9/2
nuclear quadrupole moment
−0,25 ± 0,03
aurkikuntza-data1951
parity+

decay modeintensity
ϵ (electron capture)100%
e+ (positron emission)0.0138%

92Nb

masa-zenbaki92
neutron number51
atomo-masa erlatibo
91,90718858 ± 0,000001915 Da
g-factor
0,73285714285714 ± 0,00057142857142857
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
34,7 ± 2,4 My
spin7
nuclear quadrupole moment
−0,35 ± 0,03
aurkikuntza-data1938
parity+

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

93Nb

masa-zenbaki93
neutron number52
atomo-masa erlatibo
92,90637317 ± 0,000001599 Da
g-factor
natural abundance
100
desintegrazio erradioaktiboisotopo egonkor
Semidesintegrazio-periodoNot Radioactive ☢️
spin9/2
nuclear quadrupole moment
−0,32 ± 0,02
aurkikuntza-data1932
parity+

94Nb

masa-zenbaki94
neutron number53
atomo-masa erlatibo
93,907279001 ± 0,0000016 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
20,4 ± 0,4 ky
spin6
nuclear quadrupole moment
aurkikuntza-data1938
parity+

decay modeintensity
β (β decay)100%

95Nb

masa-zenbaki95
neutron number54
atomo-masa erlatibo
94,90683111 ± 0,000000545 Da
g-factor
1,3646666666667 ± 0,0011111111111111
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
34,991 ± 0,006 d
spin9/2
nuclear quadrupole moment
aurkikuntza-data1951
parity+

decay modeintensity
β (β decay)100%

96Nb

masa-zenbaki96
neutron number55
atomo-masa erlatibo
95,908101586 ± 0,000000157 Da
g-factor
0,82916666666667 ± 0,00066666666666667
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
23,35 ± 0,05 h
spin6
nuclear quadrupole moment
aurkikuntza-data1949
parity+

decay modeintensity
β (β decay)100%

97Nb

masa-zenbaki97
neutron number56
atomo-masa erlatibo
96,908101622 ± 0,000004556 Da
g-factor
1,3673333333333 ± 0,0011111111111111
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
72,1 ± 0,7 m
spin9/2
nuclear quadrupole moment
aurkikuntza-data1951
parity+

decay modeintensity
β (β decay)100%

98Nb

masa-zenbaki98
neutron number57
atomo-masa erlatibo
97,910332645 ± 0,000005369 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
2,86 ± 0,06 s
spin1
nuclear quadrupole moment
aurkikuntza-data1960
parity+

decay modeintensity
β (β decay)100%

99Nb

masa-zenbaki99
neutron number58
atomo-masa erlatibo
98,911609377 ± 0,000012886 Da
g-factor
1,3244444444444 ± 0,0066666666666667
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
15 ± 0,2 s
spin9/2
nuclear quadrupole moment
−0,41 ± 0,14
aurkikuntza-data1950
parity+

decay modeintensity
β (β decay)100%

100Nb

masa-zenbaki100
neutron number59
atomo-masa erlatibo
99,914340578 ± 0,000008562 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,5 ± 0,2 s
spin1
nuclear quadrupole moment
aurkikuntza-data1967
parity+

decay modeintensity
β (β decay)100%

101Nb

masa-zenbaki101
neutron number60
atomo-masa erlatibo
100,915306508 ± 0,000004024 Da
g-factor
1,2744 ± 0,0008
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
7,1 ± 0,3 s
spin5/2
nuclear quadrupole moment
1,05 ± 0,07
aurkikuntza-data1970
parity+

decay modeintensity
β (β decay)100%

102Nb

masa-zenbaki102
neutron number61
atomo-masa erlatibo
101,918090447 ± 0,000002695 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
4,3 ± 0,4 s
spin4
nuclear quadrupole moment
aurkikuntza-data1972
parity+

decay modeintensity
β (β decay)100%

103Nb

masa-zenbaki103
neutron number62
atomo-masa erlatibo
102,919453416 ± 0,000004224 Da
g-factor
1,2532 ± 0,0016
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,34 ± 0,07 s
spin5/2
nuclear quadrupole moment
1,08 ± 0,09
aurkikuntza-data1971
parity+

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

104Nb

masa-zenbaki104
neutron number63
atomo-masa erlatibo
103,922907728 ± 0,000001915 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
0,98 ± 0,05 s
spin5
nuclear quadrupole moment
aurkikuntza-data1976
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.05%

105Nb

masa-zenbaki105
neutron number64
atomo-masa erlatibo
104,924942577 ± 0,000004324 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
2,91 ± 0,05 s
spin5/2
nuclear quadrupole moment
aurkikuntza-data1984
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1.7%

106Nb

masa-zenbaki106
neutron number65
atomo-masa erlatibo
105,928928505 ± 0,00000152 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
900 ± 20 ms
spin1
nuclear quadrupole moment
aurkikuntza-data1976
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)4.5%

107Nb

masa-zenbaki107
neutron number66
atomo-masa erlatibo
106,931589685 ± 0,000008612 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
286 ± 8 ms
spin5/2
nuclear quadrupole moment
aurkikuntza-data1992
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)7.4%

108Nb

masa-zenbaki108
neutron number67
atomo-masa erlatibo
107,936075604 ± 0,000008844 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
201 ± 4 ms
spin2
nuclear quadrupole moment
aurkikuntza-data1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)6.3%
2n (2-neutron emission)

109Nb

masa-zenbaki109
neutron number68
atomo-masa erlatibo
108,939141 ± 0,0004625 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
106,9 ± 4,9 ms
spin3/2
nuclear quadrupole moment
aurkikuntza-data1994
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)31%

110Nb

masa-zenbaki110
neutron number69
atomo-masa erlatibo
109,943843 ± 0,0009 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
75 ± 1 ms
spin5
nuclear quadrupole moment
aurkikuntza-data1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)40%
2n (2-neutron emission)

111Nb

masa-zenbaki111
neutron number70
atomo-masa erlatibo
110,947439 ± 0,000322 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
54 ± 2 ms
spin3/2
nuclear quadrupole moment
aurkikuntza-data1997
parity-

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

112Nb

masa-zenbaki112
neutron number71
atomo-masa erlatibo
111,952689 ± 0,000322 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
38 ± 2 ms
spin1
nuclear quadrupole moment
aurkikuntza-data1997
parity+

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

113Nb

masa-zenbaki113
neutron number72
atomo-masa erlatibo
112,956833 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
32 ± 4 ms
spin3/2
nuclear quadrupole moment
aurkikuntza-data1997
parity-

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

114Nb

masa-zenbaki114
neutron number73
atomo-masa erlatibo
113,962469 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
17 ± 5 ms
spin2
nuclear quadrupole moment
aurkikuntza-data2010
parity-

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

115Nb

masa-zenbaki115
neutron number74
atomo-masa erlatibo
114,966849 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
23 ± 8 ms
spin3/2
nuclear quadrupole moment
aurkikuntza-data2010
parity-

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

116Nb

masa-zenbaki116
neutron number75
atomo-masa erlatibo
115,972914 ± 0,000322 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin1
nuclear quadrupole moment
aurkikuntza-data2018
parity-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Niobium crystals and 1cm3 cube

historia

aurkitzailea edo asmatzaileaCharles Hatchet
aurkikuntzaren lekuaEngland
aurkikuntza-data1801
etimologiaFrom Niobe; daughter of the mythical Greek king Tantalus.
pronunciationni-OH-bee-em (ingelesa)

source

Abundance
Abundance in Earth's crust
natural abundance (ozeano)
0,00001 mg/L
natural abundance (gizakiaren gorputza)
natural abundance (Meteoroide)
0,000019 %
natural abundance (Eguzkia)
0,0000004 %
Abundance in Universe
0,0000002 %

Nuclear Screening Constants

1s0.8577
2p4.0178
2s10.8748
3d14.753
3p16.3844
3s15.8285
4d29.7624
4p26.9156
4s25.7172
5s35.079