1 Tabel périodik
1.1 Symbol
1.2 Panggil Group
1.3 Panggil periode
1.4 Block
1.5 Family unsur
1.6 CAS Number
74399987440031
7429905
54386242
1.7 Jeneng papan Group
1.8 Space Group Number
2 facts
2.1 Facts Interesting
ora Cepak
- metal Niobium iki digunakake kanggo njaluk disebut Columbium ing past.
- metal Niobium ketemu ing alam bebas (turah mbrawah).
2.2 sumber
Digawe dening némbakaké Uranium karo Neutron, Ores logam
Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals
2.3 History
2.3.1 sing katutup
Edwin McMillan and Philip H. Abelson
Charles Hatchett
2.3.2 Discovery
ing taun 1940
ing taun 1801
2.4 turah mbrawah
2.4.1 Turah mbrawah Ing Universe
ora Sumadhiya2 * 10-7 %
5E-09
0.11
2.4.2 Turah mbrawah Ing Sun
~-9999 %~0.0000004 %
1E-08
0.1
2.4.3 Turah mbrawah Ing meteorit
ora Sumadhiya0.00 %
1.7E-07
22
2.4.4 Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya0.00 %
9.9E-12
8.1
2.4.5 Turah mbrawah Ing Segara
ora Sumadhiya0.00 %
2E-23
1.1
2.4.6 Turah mbrawah Ing Manungsa
ora Sumadhiyaora Sumadhiya
1E-13
1.4
3 ulah
3.1 Ulah lan Wuku
- Efesus saiki dikenal saka logam Neptunium sing winates kanggo riset waé mung.
- Neptunium kang isotop neptunium-237 digunakake minangka neutron detektor.
Character length exceed error
3.1.1 Ulah Industrial
NA
Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik
3.1.2 Ulah Medical
3.1.3 Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi
3.2 Properties biologi
3.2.1 keracunan
3.2.2 Saiki ing badan Human
3.2.3 Sang
0.00 Sang / mg dm-30.01 Sang / mg dm-3
0
1970
3.2.4 ing Bone
0.00 ppm0.07 ppm
0
170000
4 fisik
4.1 leleh Point
640.00 ° C2,468.00 ° C
27
3410
4.2 Boiling Point
3,902.00 ° C2,468.00 ° C
147
5660
4.3 katon
4.3.1 State fisik
4.3.2 warna
4.3.3 luster
4.4 atose
4.4.1 Mohs atose
ora Sumadhiya6.00
0.2
8.5
4.4.2 Brinell atose
ora Sumadhiya735.00 MPa
0.14
3490
4.4.3 Vickers atose
ora Sumadhiya870.00 MPa
121
3430
4.5 Kacepetan swara
ora Sumadhiya3,480.00 m / s
818
16200
4.6 Properties Optical
4.6.1 bias Index
ora Sumadhiyaora Sumadhiya
1.000933
1.7229
4.6.2 reflectivity
ora Sumadhiyaora Sumadhiya
58
97
4.7 allotropes
4.7.1 α allotropes
ora Sumadhiya
ora Sumadhiya
4.7.2 β allotropes
ora Sumadhiya
ora Sumadhiya
4.7.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
5 Kimia
5.1 Formula Kimia
5.2 isotop
5.2.1 Isotop dikenal
5.3 keelektronegatifan
5.3.1 Pauling Elektronegativitas
5.3.2 Sanderson Elektronegativitas
ora Sumadhiya1.42
0.22
2.56
5.3.3 Allred Rochow Elektronegativitas
5.3.4 Mulliken-Jaffe Elektronegativitas
ora Sumadhiyaora Sumadhiya
0.62
2.48
5.3.5 Allen Elektronegativitas
ora Sumadhiya1.41
0.659
2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
5.5 tenogo ionisasi
5.5.1 Level Energy 1st
604.50 kJ / mol652.10 kJ / mol
375.7
26130
5.5.2 Level Energy 2
1,128.00 kJ / mol1,380.00 kJ / mol
710.2162
28750
5.5.3 Level Energy 3rd
1,997.00 kJ / mol2,416.00 kJ / mol
1600
34230
5.5.4 Level Energy 4
3,242.00 kJ / mol3,700.00 kJ / mol
2780
37066
5.5.5 Level Energy 5th
ora Sumadhiya4,877.00 kJ / mol
4305.2
97510
5.5.6 Level Energy 6th
ora Sumadhiya9,847.00 kJ / mol
5715.8
105800
5.5.7 tingkat Energy 7
ora Sumadhiya12,100.00 kJ / mol
7226.8
114300
5.5.8 Level Energy 8
ora Sumadhiyaora Sumadhiya
8857.4
125300
5.5.9 Level Energy 9
ora Sumadhiyaora Sumadhiya
14110
134700
5.5.10 Level Energy 10th
ora Sumadhiyaora Sumadhiya
17100
144300
5.5.11 Level Energy 11
ora Sumadhiyaora Sumadhiya
19900
169988
5.5.12 Level Energy 12
ora Sumadhiyaora Sumadhiya
22219
189368
5.5.13 Level Energy 13
ora Sumadhiyaora Sumadhiya
26930
76015
5.5.14 Level Energy 14
ora Sumadhiyaora Sumadhiya
29196
86450
5.5.15 Level Energy 15
ora Sumadhiyaora Sumadhiya
41987
97510
5.5.16 Level Energy 16
ora Sumadhiyaora Sumadhiya
47206
109480
5.5.17 Level Energy 17
ora Sumadhiyaora Sumadhiya
52737
122200
5.5.18 Level Energy 18
ora Sumadhiyaora Sumadhiya
58570
134810
5.5.19 Level Energy 19
ora Sumadhiyaora Sumadhiya
64702
148700
5.5.20 Level Energy 20
ora Sumadhiyaora Sumadhiya
80400
171200
5.5.21 Level Energy 21
ora Sumadhiyaora Sumadhiya
87000
179100
5.5.22 Level Energy 22
ora Sumadhiyaora Sumadhiya
93400
184900
5.5.23 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
5.5.24 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
5.5.25 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
5.5.26 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
5.5.27 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
5.5.28 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
5.5.29 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
5.5.30 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
5.6 padha karo elektrokimia
1.77 g / amp-day0.69 g / amp-day
0.16812
8.3209
5.7 Fungsi Work elektron
ora Sumadhiya4.30 eV
2.14
5.65
5.8 Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
6 atom
6.1 Panggil atom
6.2 Konfigurasi elektron
[Rn] 5F 4 6D 1 7s 2
[Kr] 4d 4 5S 1
6.3 Struktur Crystal
Orthorhombic (Orth)
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
155.00 pm146.00 pm
112
265
6.5.2 kovalen Radius
190.00 pm164.00 pm
96
260
6.5.3 Van der Waals Radius
221.00 pm200.00 pm
139
348
6.6 Bobot atom
237.00 Amu92.91 Amu
6.94
294
6.7 Volume atom
11.62 cm3 / mol10.87 cm3 / mol
1.39
71.07
6.8 Nomer atom jejer
6.8.1 unsur Previous
6.8.2 Sabanjure unsur
6.9 Potensi Valence Electron
96.00 (-eV)104.00 (-eV)
8
392.42
6.10 Constant pola
666.30 pm330.04 pm
228.58
891.25
6.11 pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
6.12 Pola C / A rasio
ora Sumadhiyaora Sumadhiya
1.567
1.886
7 Teknik
7.1 Kapadhetan
7.1.1 Kapadhetan Ing suhu kamar
19.38 g / cm 38.57 g / cm 3
0.534
40.7
7.1.2 Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiyaora Sumadhiya
0.512
20
7.2 Strength tensile
125.00 MPa330.00 MPa
2.5
11000
7.3 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
7.4 meksa beluk
7.4.1 Meksa beluk ing 1000 K
ora Sumadhiyaora Sumadhiya
2.47E-11
121
7.4.2 Meksa beluk ing 2000 K
0.11 (Pa)0.00 (Pa)
2.62E-10
774
7.5 situs kelenturan
7.5.1 nyukur pengaturan
ora Sumadhiya38.00 GPA
1.3
222
7.5.2 pengaturan akeh
ora Sumadhiya170.00 GPA
1.6
462
7.5.3 Young kang pengaturan
ora Sumadhiya105.00 GPA
1.7
528
7.6 Poisson rasio
ora Sumadhiya0.40
0.032
0.47
7.7 Properties Teknik liyane
ductile
ductile, malleable
8 Magnetic
8.1 Ciri Magnetic
8.1.1 Gravitasi tartamtu
8.1.2 Nindakake Magnetic
paramagnetic
paramagnetic
8.1.3 permeabilitas
ora Sumadhiyaora Sumadhiya
1.25643E-06
0.0063
8.1.4 kelemahan
ora Sumadhiyaora Sumadhiya
-0.000166
200000
8.2 Properties Listrik
8.2.1 Property Listrik
8.2.2 resistivity
1.22 nΩ · m152.00 nΩ · m
0.18
961
8.2.3 konduktivitas listrik
0.01 10 6 / cm Ω0.07 10 6 / cm Ω
0.00666
0.63
8.2.4 elektron Affinity
ora Sumadhiya86.10 kJ / mol
0
222.8
9 termal
9.1 Kalor tartamtu
0.12 J / (kg K)0.26 J / (kg K)
0.11
3.6
9.2 Graham Kapasitas kalor
29.46 J / mol · K24.60 J / mol · K
16.443
62.7
9.3 doyo termal
6.30 W / m · K53.70 W / m · K
6.3
429
9.4 suhu kritis
ora Sumadhiyaora Sumadhiya
26.3
3223
9.5 Expansion termal
ora Sumadhiya7.30 μm / (m · K)
4.5
97
9.6 enthalpy
9.6.1 Enthalpy panguapan
ora Sumadhiya696.60 kJ / mol
7.32
799.1
9.6.2 Enthalpy saka Fusion
3.20 kJ / mol27.20 kJ / mol
2.1
35.23
9.6.3 Enthalpy saka atomization
ora Sumadhiya745.00 kJ / mol
61.5
837
9.7 Standard molar Entropy
ora Sumadhiya36.40 J / mol.K
9.5
198.1