Symbol
Nb
Be
Panggil Group
52
0
17
👆🏻
Panggil periode
52
2
7
👆🏻
Block
d block
s pemblokiran
Family unsur
transisi Metal
alkalin bumi
CAS Number
74400317440417
7429905
54386242
👆🏻
Jeneng papan Group
3M Im_
P63 / mmc
Space Group Number
229.00194.00
11
276
👆🏻
Facts Interesting
- metal Niobium iki digunakake kanggo njaluk disebut Columbium ing past.
- metal Niobium ketemu ing alam bebas (turah mbrawah).
- Beryllium paling logam anti karat.
- Beryllium punika logam ènthèng lan isih iku kuwat saka baja.
- Uga ketemu macem-macem aplikasi ing reaktor nuklir minangka reflektor.
sumber
Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Charles Hatchett
Louis Nicolas Vauquelin
Discovery
ing taun 1801
ing 1797
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.00 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
0.00 %0.00 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.00 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
0.00 %0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Wesi niobium digunakake ing mesin jet lan roket lan pesawat ruang angkasa, balok lan girder kanggo bangunan lan pipa minyak lan gas.
- Iki digunakake magnet superkonduktor ing akselerator partikel, peralatan NMR lan MRI.
- Sawijining wesi karo tembaga utawa nikel sing digunakake ing Gyroscopes Manufaktur, sumber, kontak listrik lan pribadi non sparking.
- Wesi Beryllium digunakake minangka materi kanggo pesawat, pluru, wahana lan satelit.
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik
Industry Aerospace, Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
-
-
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Low Toxic
Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.01 Sang / mg dm-30.00 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.07 ppm0.00 ppm
0
170000
👆🏻
leleh Point
2,468.00 ° C1,278.00 ° C
-38.83
3410
👆🏻
Boiling Point
2,468.00 ° C2,970.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
Gray
putih Gray
luster
metallic
metallic
atose
Mohs atose
6.005.50
0.2
8.5
👆🏻
Brinell atose
735.00 MPa590.00 MPa
0.14
3490
👆🏻
Vickers atose
870.00 MPa1,670.00 MPa
0
3920
👆🏻
Kacepetan swara
3,480.00 m / s12,890.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
2.301.56
0.155
3.41
👆🏻
reflectivity
70.00 %65.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Nb
Be
isotop
Isotop dikenal
179
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.601.57
0
2.6
👆🏻
Sanderson Elektronegativitas
1.421.81
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.231.47
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.601.54
0.62
2.48
👆🏻
Allen Elektronegativitas
1.411.58
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.402.43
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
652.10 kJ / mol899.50 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,380.00 kJ / mol1,757.10 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,416.00 kJ / mol14,848.70 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,700.00 kJ / mol21,006.60 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
4,877.00 kJ / mol2,970.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
9,847.00 kJ / mol1,470.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
12,100.00 kJ / mol2,970.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
6,520.00 kJ / mol2,970.00 kJ / mol
730
125300
👆🏻
Level Energy 9
5,470.00 kJ / mol2,970.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
5,470.00 kJ / mol2,970.00 kJ / mol
392
144300
👆🏻
Level Energy 11
6,520.00 kJ / mol2,970.00 kJ / mol
392
169988
👆🏻
Level Energy 12
6,520.00 kJ / mol29,700.00 kJ / mol
0
189368
👆🏻
Level Energy 13
5,470.00 kJ / mol2,970.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
691.00 kJ / mol2,970.00 kJ / mol
380
86450
👆🏻
Level Energy 15
65,200.00 kJ / mol89,900.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
652.10 kJ / mol89,900.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
652.10 kJ / mol2,970.00 kJ / mol
375.7
122200
👆🏻
Level Energy 18
6,520.00 kJ / mol8,995.00 kJ / mol
0
134810
👆🏻
Level Energy 19
652.10 kJ / mol899.50 kJ / mol
375.7
148700
👆🏻
Level Energy 20
652.00 kJ / mol899.00 kJ / mol
0
171200
👆🏻
Level Energy 21
652.10 kJ / mol2,970.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
694.00 kJ / mol899.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
4,490.00 kJ / mol2,970.00 kJ / mol
357.6
198800
👆🏻
Level Energy 24
652.10 kJ / mol297.30 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
652.10 kJ / mol2,970.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
652.10 kJ / mol2,970.00 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
652.10 kJ / mol297.30 kJ / mol
0
133800
👆🏻
Level Energy 28th
652.10 kJ / mol297.30 kJ / mol
297.3
139800
👆🏻
Level Energy 29
652.10 kJ / mol2,970.00 kJ / mol
0
148100
👆🏻
Level Energy 30
652.00 kJ / mol2,970.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
0.69 g / amp-day0.17 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.30 eV4.98 eV
2.14
6
👆🏻
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
Corrosion, ionisasi, Isotop radioaktif
Panggil atom
414
3
117
👆🏻
Konfigurasi elektron
[Kr] 4d 4 5S 1
[Panjenenganipun] 2S 2
Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
atom
Jumlah proton
414
3
117
👆🏻
Jumlah Neutron
525
4
285
👆🏻
Jumlah Èlèktron
414
3
117
👆🏻
Radius saka Atom
Radius atom
146.00 pm112.00 pm
0
348
👆🏻
kovalen Radius
164.00 pm96.00 pm
0
260
👆🏻
Van der Waals Radius
200.00 pm153.00 pm
0
348
👆🏻
Bobot atom
92.91 Amu9.01 Amu
6.94
294
👆🏻
Volume atom
10.87 cm3 / mol5.00 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
104.00 (-eV)82.00 (-eV)
0
392.42
👆🏻
Constant pola
330.04 pm228.58 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
1.471.57
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
8.57 g / cm 31.85 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
8.57 g / cm31.69 g / cm3
0.512
41
👆🏻
Strength tensile
330.00 MPa287.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
0.00 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
38.00 GPA132.00 GPA
1.3
222
👆🏻
pengaturan akeh
170.00 GPA130.00 GPA
0
462
👆🏻
Young kang pengaturan
105.00 GPA287.00 GPA
0
528
👆🏻
Poisson rasio
0.400.03
0.032
0.47
👆🏻
Properties Teknik liyane
ductile, malleable
-
Ciri Magnetic
Gravitasi tartamtu
8.571.85
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
diamagnetic
permeabilitas
0.00 H / m0.00 H / m
1.25643E-06
0.0063
👆🏻
kelemahan
0.000.00
-0.000166
200000
👆🏻
Properties Listrik
Property Listrik
Arman
Semiconductor
resistivity
152.00 nΩ · m36.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.07 10 6 / cm Ω0.31 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
86.10 kJ / mol0.00 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.26 J / (kg K)1.82 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
24.60 J / mol · K16.44 J / mol · K
13.1
62.7
👆🏻
doyo termal
53.70 W / m · K200.00 W / m · K
0
429
👆🏻
suhu kritis
2,750.00 K1,551.00 K
26.3
3695
👆🏻
Expansion termal
7.30 μm / (m · K)11.30 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
696.60 kJ / mol294.70 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
27.20 kJ / mol11.72 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
745.00 kJ / mol326.40 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
36.40 J / mol.K9.50 J / mol.K
9.5
198.1
👆🏻