Niobij (Nb)

chemical element with symbol Nb and atomic number 41

Atomski broj	41
Relativna atomska masa	92.90637
Maseni broj	93

Skupina	5
Perioda	5
Blok	d

proton	41 p⁺
neutron	52 n⁰
elektron	41 e^-

Animated Bohrov model atoma of Nb (Niobij)

Physical Property

Atomski Radijus	145 pm 251 pm
Molni volumen	10,8 cm³/mol
Kovalentni Radijus	147 pm 125 pm 116 pm 164 pm
Metallic Radius	134 pm 146 pm
Ionski radijus	72 pm 68 pm 79 pm 48 pm 64 pm 69 pm 74 pm
Crystal Radius	86 pm 82 pm 93 pm 62 pm 78 pm 83 pm 88 pm
Van der Waals radius	215 pm 218 pm 243 pm 316,5 pm
gustoća	8,57 g/cm³

Kemijsko Svojstvo

energija

proton affinity
Elektronski afinitet	0,917406 eV/particle
ionization energy	6,75885 eV/particle 14,32 eV/particle 25 eV/particle 37,611 eV/particle 50,5728 eV/particle 102,069 eV/particle 119,14 eV/particle 136 eV/particle 159,2 eV/particle 180 eV/particle 200,28 eV/particle 246,1 eV/particle 268,59 eV/particle 482,5 eV/particle 530 eV/particle 581 eV/particle 636 eV/particle 688 eV/particle 758 eV/particle 816 eV/particle 877 eV/particle 940 eV/particle 1.000 eV/particle 1.176 eV/particle 1.230,6 eV/particle 1.293,7 eV/particle 1.368 eV/particle 1.439 eV/particle 1.500 eV/particle 1.625,9 eV/particle 1.684,969 eV/particle 4.020,1 eV/particle 4.187 eV/particle 4.369 eV/particle 4.540 eV/particle 4.815 eV/particle 5.011 eV/particle 5.265 eV/particle 5.426,065 eV/particle 22.648,045 eV/particle 23.388,8 eV/particle

Toplina isparivanja	680 kJ/mol
toplina taljenja	26,8 kJ/mol
standard enthalpy of formation	733 kJ/mol
elektron

Elektronska ljuska	2, 8, 18, 12, 1

valence electron	1 ⓘ

electron configuration	[Kr] 4d⁴ 5s¹ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 4d⁴ 5s¹

Oksidacijski broj	-3, -1, 0, 1, 2, 3, 4, 5
Elektronegativnost	8,34 eV/particle 0.1280782 1.6
Electrophilicity Index	1,2609233730892566 eV/particle
fundamental state of matter

agregatno stanje	Čvrsto
gaseous state of matter
Vrelište	5.014,15 K
Talište	2.750,15 K
critical pressure
critical temperature
Trojna točka
appearance
boja	Siva #ff1493 #73c2c9 #73c2c9
appearance	gray metallic, bluish when oxidized
Indeks prelamanja
thermodynamic material property
Toplinska vodljivost	53,7 W/(m K)
Toplinsko istezanje	0,0000073 1/K
molar heat capacity	24,6 J/(mol K)
Specifični toplinski kapacitet	0,265 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
electrical conductivity	6,7 MS/m
Električna otpornost i provodnost	0,00000015 Ω*m
Supravodljivost	9,25 K
Magnetizam
type	paramagnetic
Magnetna susceptibilnost (Mass)	0,0000000276 m³/Kg
Magnetna susceptibilnost (Molar)	0,00000000256 m³/mol
Magnetna susceptibilnost (Volume)	0,000237
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna struktura	Kubna prostorno centrirana (BCC)
lattice constant	3,3 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
Tvrdoća	736 MPa 6 MPa 1.320 MPa
bulk modulus	170 GPa
shear modulus	38 GPa
Youngov modul elastičnosti	105 GPa
Poissonov omjer	0,4
brzina zvuka	3.480 m/s
classification
Kategorija	Prijelazni metali, Transition metals
CAS Group	VA
IUPAC Group	VB
Glawe Number	53
Mendeleev Number	48
Pettifor Number	52
Geochemical Class	high field strength
Goldschmidt classification	litophile

other

Gas Basicity
polarizability	98 ± 8 a₀
C6 Dispersion Coefficient	1.140 a₀
allotrope
Nuklearni udarni presjek	1,15
Neutron Mass Absorption	0,0004
Kvantni brojevi	6D1/2
space group	229 (Im_3m)

Isotopes of Niobium

Stabilni izotopi	1
Nestabilni izotopi	37
Natural Isotopes	1

⁷⁹Nb

Maseni broj	79
neutron number	38
Relativna Atomska Masa	78,966022 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost	+

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

⁸⁰Nb

Maseni broj	80
neutron number	39
Relativna Atomska Masa	79,958754 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	4
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost	-

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

⁸¹Nb

Maseni broj	81
neutron number	40
Relativna Atomska Masa	80,95023 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost	+

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

⁸²Nb

Maseni broj	82
neutron number	41
Relativna Atomska Masa	81,94438 ± 0,000322 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	51 ± 5 ms
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1992
Parnost	+

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

⁸³Nb

Maseni broj	83
neutron number	42
Relativna Atomska Masa	82,93815 ± 0,000174 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,9 ± 0,2 s
spin	9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1988
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁸⁴Nb

Maseni broj	84
neutron number	43
Relativna Atomska Masa	83,934305711 ± 0,00000043 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	9,8 ± 0,9 s
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1977
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁸⁵Nb

Maseni broj	85
neutron number	44
Relativna Atomska Masa	84,928845836 ± 0,0000044 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	20,5 ± 0,7 s
spin	9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1988
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁸⁶Nb

Maseni broj	86
neutron number	45
Relativna Atomska Masa	85,925781536 ± 0,000005903 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	88 ± 1 s
spin	6
nuclear quadrupole moment
vrijeme otkrića ili izuma	1974
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁸⁷Nb

Maseni broj	87
neutron number	46
Relativna Atomska Masa	86,920692473 ± 0,000007302 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,7 ± 0,1 m
spin	1/2
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1971
Parnost

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁸⁸Nb

Maseni broj	88
neutron number	47
Relativna Atomska Masa	87,918226476 ± 0,000062059 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	14,5 ± 0,11 m
spin	8
nuclear quadrupole moment
vrijeme otkrića ili izuma	1964
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁸⁹Nb

Maseni broj	89
neutron number	48
Relativna Atomska Masa	88,913444696 ± 0,000025367 Da
g-factor	1,3813333333333 ± 0,0011111111111111
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,03 ± 0,07 h
spin	9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1954
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁹⁰Nb

Maseni broj	90
neutron number	49
Relativna Atomska Masa	89,911259201 ± 0,000003561 Da
g-factor	0,61825 ± 0,0005
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	14,6 ± 0,05 h
spin	8
nuclear quadrupole moment	0,01 ± 0,04
vrijeme otkrića ili izuma	1951
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁹¹Nb

Maseni broj	91
neutron number	50
Relativna Atomska Masa	90,906990256 ± 0,00000314 Da
g-factor	1,4473333333333 ± 0,00066666666666667
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	680 ± 130 y
spin	9/2
nuclear quadrupole moment	−0,25 ± 0,03
vrijeme otkrića ili izuma	1951
Parnost	+

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

⁹²Nb

Maseni broj	92
neutron number	51
Relativna Atomska Masa	91,90718858 ± 0,000001915 Da
g-factor	0,73285714285714 ± 0,00057142857142857
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	34,7 ± 2,4 My
spin	7
nuclear quadrupole moment	−0,35 ± 0,03
vrijeme otkrića ili izuma	1938
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁹³Nb

Maseni broj	93
neutron number	52
Relativna Atomska Masa	92,90637317 ± 0,000001599 Da
g-factor
natural abundance	100
radioaktivnost	stable isotope
Vrijeme poluraspada	Not Radioactive ☢️
spin	9/2
nuclear quadrupole moment	−0,32 ± 0,02
vrijeme otkrića ili izuma	1932
Parnost	+

⁹⁴Nb

Maseni broj	94
neutron number	53
Relativna Atomska Masa	93,907279001 ± 0,0000016 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	20,4 ± 0,4 ky
spin	6
nuclear quadrupole moment
vrijeme otkrića ili izuma	1938
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁹⁵Nb

Maseni broj	95
neutron number	54
Relativna Atomska Masa	94,90683111 ± 0,000000545 Da
g-factor	1,3646666666667 ± 0,0011111111111111
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	34,991 ± 0,006 d
spin	9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1951
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁹⁶Nb

Maseni broj	96
neutron number	55
Relativna Atomska Masa	95,908101586 ± 0,000000157 Da
g-factor	0,82916666666667 ± 0,00066666666666667
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	23,35 ± 0,05 h
spin	6
nuclear quadrupole moment
vrijeme otkrića ili izuma	1949
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁹⁷Nb

Maseni broj	97
neutron number	56
Relativna Atomska Masa	96,908101622 ± 0,000004556 Da
g-factor	1,3673333333333 ± 0,0011111111111111
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	72,1 ± 0,7 m
spin	9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1951
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁹⁸Nb

Maseni broj	98
neutron number	57
Relativna Atomska Masa	97,910332645 ± 0,000005369 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,86 ± 0,06 s
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1960
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁹⁹Nb

Maseni broj	99
neutron number	58
Relativna Atomska Masa	98,911609377 ± 0,000012886 Da
g-factor	1,3244444444444 ± 0,0066666666666667
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	15 ± 0,2 s
spin	9/2
nuclear quadrupole moment	−0,41 ± 0,14
vrijeme otkrića ili izuma	1950
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

¹⁰⁰Nb

Maseni broj	100
neutron number	59
Relativna Atomska Masa	99,914340578 ± 0,000008562 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,5 ± 0,2 s
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1967
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

¹⁰¹Nb

Maseni broj	101
neutron number	60
Relativna Atomska Masa	100,915306508 ± 0,000004024 Da
g-factor	1,2744 ± 0,0008
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	7,1 ± 0,3 s
spin	5/2
nuclear quadrupole moment	1,05 ± 0,07
vrijeme otkrića ili izuma	1970
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

¹⁰²Nb

Maseni broj	102
neutron number	61
Relativna Atomska Masa	101,918090447 ± 0,000002695 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,3 ± 0,4 s
spin	4
nuclear quadrupole moment
vrijeme otkrića ili izuma	1972
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

¹⁰³Nb

Maseni broj	103
neutron number	62
Relativna Atomska Masa	102,919453416 ± 0,000004224 Da
g-factor	1,2532 ± 0,0016
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,34 ± 0,07 s
spin	5/2
nuclear quadrupole moment	1,08 ± 0,09
vrijeme otkrića ili izuma	1971
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁰⁴Nb

Maseni broj	104
neutron number	63
Relativna Atomska Masa	103,922907728 ± 0,000001915 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	0,98 ± 0,05 s
spin	5
nuclear quadrupole moment
vrijeme otkrića ili izuma	1976
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.05%

¹⁰⁵Nb

Maseni broj	105
neutron number	64
Relativna Atomska Masa	104,924942577 ± 0,000004324 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,91 ± 0,05 s
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1984
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	1.7%

¹⁰⁶Nb

Maseni broj	106
neutron number	65
Relativna Atomska Masa	105,928928505 ± 0,00000152 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	900 ± 20 ms
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1976
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	4.5%

¹⁰⁷Nb

Maseni broj	107
neutron number	66
Relativna Atomska Masa	106,931589685 ± 0,000008612 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	286 ± 8 ms
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1992
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	7.4%

¹⁰⁸Nb

Maseni broj	108
neutron number	67
Relativna Atomska Masa	107,936075604 ± 0,000008844 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	201 ± 4 ms
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1994
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	6.3%
2n (2-neutron emission)

¹⁰⁹Nb

Maseni broj	109
neutron number	68
Relativna Atomska Masa	108,939141 ± 0,0004625 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	106,9 ± 4,9 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1994
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	31%

¹¹⁰Nb

Maseni broj	110
neutron number	69
Relativna Atomska Masa	109,943843 ± 0,0009 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	75 ± 1 ms
spin	5
nuclear quadrupole moment
vrijeme otkrića ili izuma	1994
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	40%
2n (2-neutron emission)

¹¹¹Nb

Maseni broj	111
neutron number	70
Relativna Atomska Masa	110,947439 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	54 ± 2 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1997
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

¹¹²Nb

Maseni broj	112
neutron number	71
Relativna Atomska Masa	111,952689 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	38 ± 2 ms
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1997
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

¹¹³Nb

Maseni broj	113
neutron number	72
Relativna Atomska Masa	112,956833 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	32 ± 4 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1997
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

¹¹⁴Nb

Maseni broj	114
neutron number	73
Relativna Atomska Masa	113,962469 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	17 ± 5 ms
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2010
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

¹¹⁵Nb

Maseni broj	115
neutron number	74
Relativna Atomska Masa	114,966849 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	23 ± 8 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2010
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

¹¹⁶Nb

Maseni broj	116
neutron number	75
Relativna Atomska Masa	115,972914 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	2018
Parnost	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

povijest

otkrio/izumio	Charles Hatchet
location of discovery	England
vrijeme otkrića ili izuma	1801
Etimologija	From Niobe; daughter of the mythical Greek king Tantalus.
pronunciation	ni-OH-bee-em (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori	20 mg/kg
natural abundance (ocean)	0,00001 mg/L
natural abundance (tijelo)
natural abundance (meteoroid)	0,000019 %
natural abundance (Sunce)	0,0000004 %
Zastupljenost u svemiru	0,0000002 %

Nuclear Screening Constants

1	s	0.8577
2	p	4.0178
2	s	10.8748
3	d	14.753
3	p	16.3844
3	s	15.8285
4	d	29.7624
4	p	26.9156
4	s	25.7172
5	s	35.079

Niobij on ChemicalAid

Art & Architecture Thesaurus ID	300380228
Australian Educational Vocabulary ID	scot/3549
BNF	12257830n
Biblioteca Nacional de España ID	XX543817
Brockhaus Enzyklopädie online ID	niob
CAB ID	224595
CAS registarski broj	7440-03-1
CPV Supplementary	AA40
ChEBI ID	33344
ChemSpider ID	22378
Common Procurement Vocabulary	14791000
DSSTOX compound identifier	DTXCID5031052
DSSTox substance ID	DTXSID4052479
Den Store Danske ID	niobium
Drugbank ID	13031
ECHA Substance Infocard ID	100.028.284
Elhuyar ZTH ID	028674
Encyclopedia of China ID (Second Edition)	222935
Encyclopædia Universalis ID	niobium
Encyclopædia Universalis ID	tantale-et-niobium
Freebase ID	/m/025s4rg
GND identifikator	4042362-1
Golden ID	Niobium-KKGJ
Gran Enciclopèdia Catalana ID	0126369
Great Russian Encyclopedia Online ID	2664211
Human Metabolome Database ID	HMDB0061921
ID oznaka teme na Quori	Niobium
ID oznaka u mrežnoj enciklopediji Britannici	science/niobium
InChI	InChI=1S/Nb
InChIKey	GUCVJGMIXFAOAE-UHFFFAOYSA-N
KBpedia ID	Niobium
LCCN	sh85091993
MeSH ID	D009556
Mindat mineral ID	7981
NALT ID	54839
NDL ID	00568530
National Library of Israel J9U ID	987007531486605171
OpenAlex ID	C507968137
PSH ID	5766
Probes And Drugs ID	PD058292
PubChem ID	23936
RxNorm ID	1426867
Store norske leksikon ID	niob
Treccani ID	niobio
UNII	05175J654G
USGS Thesaurus ID	1521
WordNet 3.1 Synset ID	14671120-n
YSO ID	26934
ZVG number	7410
značenje prema OmegaWiki	339099

Niobij (Nb)

Physical Property

Kemijsko Svojstvo

other

Isotopes of Niobium

79Nb

80Nb

81Nb

82Nb

83Nb

84Nb

85Nb

86Nb

87Nb

88Nb

89Nb

90Nb

91Nb

92Nb

93Nb

94Nb

95Nb

96Nb

97Nb

98Nb

99Nb

100Nb

101Nb

102Nb

103Nb

104Nb

105Nb

106Nb

107Nb

108Nb

109Nb

110Nb

111Nb

112Nb

113Nb

114Nb

115Nb

116Nb

povijest

source

Nuclear Screening Constants

⁷⁹Nb

⁸⁰Nb

⁸¹Nb

⁸²Nb

⁸³Nb

⁸⁴Nb

⁸⁵Nb

⁸⁶Nb

⁸⁷Nb

⁸⁸Nb

⁸⁹Nb

⁹⁰Nb

⁹¹Nb

⁹²Nb

⁹³Nb

⁹⁴Nb

⁹⁵Nb

⁹⁶Nb

⁹⁷Nb

⁹⁸Nb

⁹⁹Nb

¹⁰⁰Nb

¹⁰¹Nb

¹⁰²Nb

¹⁰³Nb

¹⁰⁴Nb

¹⁰⁵Nb

¹⁰⁶Nb

¹⁰⁷Nb

¹⁰⁸Nb

¹⁰⁹Nb

¹¹⁰Nb

¹¹¹Nb

¹¹²Nb

¹¹³Nb

¹¹⁴Nb

¹¹⁵Nb

¹¹⁶Nb