1 Tabel périodik
1.1 Symbol
Nb
1.2 Panggil Group
1.4 Panggil periode
1.6 Block
d block
1.7 Family unsur
transisi Metal
1.8 CAS Number
7440031
Rank: 76 (Overall) ▶
7429905
54386242
1.9 Jeneng papan Group
3M Im_
1.10 Space Group Number
229.00
Rank: 1 (Overall) ▶
11
229
2 facts
2.1 Facts Interesting
- metal Niobium iki digunakake kanggo njaluk disebut Columbium ing past.
- metal Niobium ketemu ing alam bebas (turah mbrawah).
2.2 sumber
Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals
2.3 History
2.3.1 sing katutup
Charles Hatchett
2.3.2 Discovery
ing taun 1801
2.4 turah mbrawah
2.4.1 Turah mbrawah Ing Universe
2 * 10-7 %
Rank: 22 (Overall) ▶
5E-09
0.11
2.5.1 Turah mbrawah Ing Sun
~0.0000004 %
Rank: 23 (Overall) ▶
1E-08
0.1
2.5.2 Turah mbrawah Ing meteorit
0.00 %
Rank: 35 (Overall) ▶
1.7E-07
22
2.5.3 Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
Rank: 25 (Overall) ▶
9.9E-12
8.1
2.5.4 Turah mbrawah Ing Segara
0.00 %
Rank: 34 (Overall) ▶
2E-23
1.1
2.5.5 Turah mbrawah Ing Manungsa
ora Sumadhiya
Rank: N/A (Overall) ▶
1E-13
1.4
3 ulah
3.1 Ulah lan Wuku
Character length exceed error
3.1.1 Ulah Industrial
Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik
3.1.2 Ulah Medical
NA
3.1.3 Ulah liyane
wesi
3.2 Properties biologi
3.2.1 keracunan
Low Toxic
3.2.2 Saiki ing badan Human
Ya
3.2.3 Sang
0.01 Sang / mg dm-3
Rank: 25 (Overall) ▶
0
1970
3.2.4 ing Bone
0.07 ppm
Rank: 25 (Overall) ▶
0
170000
4 fisik
4.1 leleh Point
2,468.00 ° C
Rank: 6 (Overall) ▶
27
3410
4.2 Boiling Point
2,468.00 ° C
Rank: 45 (Overall) ▶
147
5660
4.3 katon
4.3.1 State fisik
Solid
4.3.2 warna
Gray
4.3.3 luster
metallic
4.4 atose
4.4.1 Mohs atose
4.4.2 Brinell atose
735.00 MPa
Rank: 14 (Overall) ▶
0.14
3490
4.4.3 Vickers atose
870.00 MPa
Rank: 12 (Overall) ▶
121
3430
4.5 Kacepetan swara
3,480.00 m / s
Rank: 21 (Overall) ▶
818
16200
4.6 Properties Optical
4.6.1 bias Index
ora Sumadhiya
Rank: N/A (Overall) ▶
1.000933
1.7229
4.6.2 reflectivity
ora Sumadhiya
Rank: N/A (Overall) ▶
58
97
4.7 allotropes
Ora
4.7.1 α allotropes
ora Sumadhiya
4.7.2 β allotropes
ora Sumadhiya
4.7.3 γ allotropes
ora Sumadhiya
5 Kimia
5.1 Formula Kimia
Nb
5.2 isotop
5.2.1 Isotop dikenal
5.3 keelektronegatifan
5.3.1 Pauling Elektronegativitas
1.60
Rank: 23 (Overall) ▶
0.7
2.54
5.3.2 Sanderson Elektronegativitas
1.42
Rank: 16 (Overall) ▶
0.22
2.56
5.3.3 Allred Rochow Elektronegativitas
1.23
Rank: 25 (Overall) ▶
0.86
1.82
5.3.4 Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
Rank: N/A (Overall) ▶
0.62
2.48
5.3.5 Allen Elektronegativitas
1.41
Rank: 31 (Overall) ▶
0.659
2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.40
Rank: 31 (Overall) ▶
1.46
3.3
5.5 tenogo ionisasi
5.5.1 Level Energy 1st
652.10 kJ / mol
Rank: 41 (Overall) ▶
375.7
26130
5.5.2 Level Energy 2
1,380.00 kJ / mol
Rank: 50 (Overall) ▶
710.2162
28750
5.5.3 Level Energy 3rd
2,416.00 kJ / mol
Rank: 50 (Overall) ▶
1600
34230
5.5.4 Level Energy 4
3,700.00 kJ / mol
Rank: 49 (Overall) ▶
2780
37066
5.5.5 Level Energy 5th
4,877.00 kJ / mol
Rank: 36 (Overall) ▶
4305.2
97510
5.5.6 Level Energy 6th
9,847.00 kJ / mol
Rank: 11 (Overall) ▶
5715.8
105800
5.5.7 tingkat Energy 7
12,100.00 kJ / mol
Rank: 14 (Overall) ▶
7226.8
114300
5.5.8 Level Energy 8
ora Sumadhiya
Rank: N/A (Overall) ▶
8857.4
125300
5.5.9 Level Energy 9
ora Sumadhiya
Rank: N/A (Overall) ▶
14110
134700
5.5.10 Level Energy 10th
ora Sumadhiya
Rank: N/A (Overall) ▶
17100
144300
5.5.11 Level Energy 11
ora Sumadhiya
Rank: N/A (Overall) ▶
19900
169988
5.5.12 Level Energy 12
ora Sumadhiya
Rank: N/A (Overall) ▶
22219
189368
5.5.13 Level Energy 13
ora Sumadhiya
Rank: N/A (Overall) ▶
26930
76015
5.5.14 Level Energy 14
ora Sumadhiya
Rank: N/A (Overall) ▶
29196
86450
5.5.15 Level Energy 15
ora Sumadhiya
Rank: N/A (Overall) ▶
41987
97510
5.5.16 Level Energy 16
ora Sumadhiya
Rank: N/A (Overall) ▶
47206
109480
5.5.17 Level Energy 17
ora Sumadhiya
Rank: N/A (Overall) ▶
52737
122200
5.5.18 Level Energy 18
ora Sumadhiya
Rank: N/A (Overall) ▶
58570
134810
5.5.19 Level Energy 19
ora Sumadhiya
Rank: N/A (Overall) ▶
64702
148700
5.5.20 Level Energy 20
ora Sumadhiya
Rank: N/A (Overall) ▶
80400
171200
5.5.21 Level Energy 21
ora Sumadhiya
Rank: N/A (Overall) ▶
87000
179100
5.5.22 Level Energy 22
ora Sumadhiya
Rank: N/A (Overall) ▶
93400
184900
5.5.23 Level Energy 23rd
ora Sumadhiya
Rank: N/A (Overall) ▶
98420
198800
5.5.24 Level Energy 24
ora Sumadhiya
Rank: N/A (Overall) ▶
104400
195200
5.5.25 Level Energy 25th
ora Sumadhiya
Rank: N/A (Overall) ▶
121900
121900
5.5.26 Level Energy 26th
ora Sumadhiya
Rank: N/A (Overall) ▶
127700
127700
5.5.27 Level Energy 27th
ora Sumadhiya
Rank: N/A (Overall) ▶
133800
133800
5.5.28 Level Energy 28th
ora Sumadhiya
Rank: N/A (Overall) ▶
139800
139800
5.5.29 Level Energy 29
ora Sumadhiya
Rank: N/A (Overall) ▶
148100
148100
5.5.30 Level Energy 30
ora Sumadhiya
Rank: N/A (Overall) ▶
154500
154500
5.6 padha karo elektrokimia
0.69 g / amp-day
Rank: 66 (Overall) ▶
0.16812
8.3209
5.7 Fungsi Work elektron
4.30 eV
Rank: 18 (Overall) ▶
2.14
5.65
5.8 Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
6 atom
6.1 Panggil atom
6.2 Konfigurasi elektron
[Kr] 4d 4 5S 1
6.3 Struktur Crystal
Body tengah kubik (Bcc)
6.3.1 Crystal pola
6.4 atom
6.4.1 Jumlah proton
6.4.2 Jumlah Neutron
6.4.3 Jumlah Èlèktron
6.5 Radius saka Atom
6.5.1 Radius atom
146.00 pm
Rank: 35 (Overall) ▶
112
265
6.5.2 kovalen Radius
164.00 pm
Rank: 28 (Overall) ▶
96
260
6.5.3 Van der Waals Radius
200.00 pm
Rank: 28 (Overall) ▶
139
348
6.6 Bobot atom
92.91 Amu
Rank: 65 (Overall) ▶
6.94
294
6.7 Volume atom
10.87 cm3 / mol
Rank: 45 (Overall) ▶
1.39
71.07
6.8 Nomer atom jejer
6.8.1 unsur Previous
6.8.2 Sabanjure unsur
6.9 Potensi Valence Electron
104.00 (-eV)
Rank: 8 (Overall) ▶
8
392.42
6.10 Constant pola
330.04 pm
Rank: 51 (Overall) ▶
228.58
891.25
6.11 pola Angles
π/2, π/2, π/2
6.12 Pola C / A rasio
ora Sumadhiya
Rank: N/A (Overall) ▶
1.567
1.886
7 Teknik
7.1 Kapadhetan
7.1.1 Kapadhetan Ing suhu kamar
8.57 g / cm 3
Rank: 48 (Overall) ▶
0.534
40.7
7.1.2 Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
Rank: N/A (Overall) ▶
0.512
20
7.2 Strength tensile
330.00 MPa
Rank: 12 (Overall) ▶
2.5
11000
7.3 viskositas
ora Sumadhiya
Rank: N/A (Overall) ▶
0.001526
0.001526
7.4 meksa beluk
7.4.1 Meksa beluk ing 1000 K
ora Sumadhiya
Rank: N/A (Overall) ▶
2.47E-11
121
7.4.2 Meksa beluk ing 2000 K
0.00 (Pa)
Rank: 27 (Overall) ▶
2.62E-10
774
7.5 situs kelenturan
7.5.1 nyukur pengaturan
38.00 GPA
Rank: 19 (Overall) ▶
1.3
222
7.5.2 pengaturan akeh
170.00 GPA
Rank: 10 (Overall) ▶
1.6
462
7.5.3 Young kang pengaturan
105.00 GPA
Rank: 20 (Overall) ▶
1.7
528
7.6 Poisson rasio
7.7 Properties Teknik liyane
ductile, malleable
8 Magnetic
8.1 Ciri Magnetic
8.1.1 Gravitasi tartamtu
8.57
Rank: 37 (Overall) ▶
0.53
4500
8.1.2 Nindakake Magnetic
paramagnetic
8.1.3 permeabilitas
ora Sumadhiya
Rank: N/A (Overall) ▶
1.25643E-06
0.0063
8.1.4 kelemahan
ora Sumadhiya
Rank: N/A (Overall) ▶
-0.000166
200000
8.2 Properties Listrik
8.2.1 Property Listrik
Arman
8.2.2 resistivity
152.00 nΩ · m
Rank: 23 (Overall) ▶
0.18
961
8.2.3 konduktivitas listrik
0.07 10 6 / cm Ω
Rank: 28 (Overall) ▶
0.00666
0.63
8.2.4 elektron Affinity
86.10 kJ / mol
Rank: 12 (Overall) ▶
0
222.8
9 termal
9.1 Kalor tartamtu
0.26 J / (kg K)
Rank: 20 (Overall) ▶
0.11
3.6
9.2 Graham Kapasitas kalor
24.60 J / mol · K
Rank: 50 (Overall) ▶
16.443
62.7
9.3 doyo termal
53.70 W / m · K
Rank: 29 (Overall) ▶
6.3
429
9.4 suhu kritis
ora Sumadhiya
Rank: N/A (Overall) ▶
26.3
3223
9.5 Expansion termal
7.30 μm / (m · K)
Rank: 48 (Overall) ▶
4.5
97
9.6 enthalpy
9.6.1 Enthalpy panguapan
696.60 kJ / mol
Rank: 4 (Overall) ▶
7.32
799.1
9.6.2 Enthalpy saka Fusion
27.20 kJ / mol
Rank: 6 (Overall) ▶
2.1
35.23
9.6.3 Enthalpy saka atomization
745.00 kJ / mol
Rank: 4 (Overall) ▶
61.5
837
9.7 Standard molar Entropy
36.40 J / mol.K
Rank: 42 (Overall) ▶
9.5
198.1