Niobium mungsuh uranium
Tabel périodik
Symbol
Nb
U
Panggil Group
5
13
0
18
Panggil periode
5
7
Block
d block
pemblokiran f
Family unsur
transisi Metal
actinide
CAS Number
7440031
99+
7440611
28
Jeneng papan Group
3M Im_
Cmcm
Space Group Number
229.00
1
63.00
10
facts
Facts Interesting
- metal Niobium iki digunakake kanggo njaluk disebut Columbium ing past.
- metal Niobium ketemu ing alam bebas (turah mbrawah).
- negara mining utama saka Uranium kalebu Rusia, Australia, Namibia, Kanada lan Niger lan total 33% Uranium sing mine ing Kazakhstan.
sumber
Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Mining, Ores saka Minerals
History
sing katutup
Charles Hatchett
Not Available
Discovery
ing taun 1801
ing taun 1789
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
2 * 10-8 %
29
Turah mbrawah Ing Sun
~0.0000004 %
23
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
35
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
25
0.00 %
36
Turah mbrawah Ing Segara
0.00 %
34
0.00 %
11
ulah
Ulah lan Wuku
Character length exceed error
- Gunakake utama saka logam kalebu bahan bakar nuklir kang digunakake kanggo generate yin listrik stasiun daya nuklir.
- unsur sintetis kaya transuranium sing digawe saka logam Uranium.
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik
Industry amunisi, Industri Kimia
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, Jewellery, Bahan bakar nuklir reaktor kang, patung, Statues
Properties biologi
keracunan
Low Toxic
Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.01 Sang / mg dm-3
25
ora Sumadhiya
ing Bone
0.07 ppm
25
ora Sumadhiya
fisik Properties
leleh Point
2,468.00 ° C
6
1,132.00 ° C
39
Boiling Point
2,468.00 ° C
99+
3,818.00 ° C
16
katon
State fisik
Solid
Solid
warna
Gray
perak Gray
luster
metallic
metallic
atose
Mohs atose
6.00
6
6.00
6
Brinell atose
735.00 MPa
14
2,350.00 MPa
2
Vickers atose
870.00 MPa
12
1,960.00 MPa
2
Kacepetan swara
3,480.00 m / s
21
3,155.00 m / s
25
Properties Optical
allotropes
Ora
Ora
α allotropes
ora Sumadhiya
ora Sumadhiya
β allotropes
ora Sumadhiya
ora Sumadhiya
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Nb
U
isotop
Isotop dikenal
17
22
25
14
keelektronegatifan
Pauling Elektronegativitas
1.60
23
1.38
28
Sanderson Elektronegativitas
1.42
16
ora Sumadhiya
Allred Rochow Elektronegativitas
1.23
25
1.22
26
Allen Elektronegativitas
1.41
31
ora Sumadhiya
Electropositivity
Pauling Electropositivity
2.40
31
2.62
26
tenogo ionisasi
Level Energy 1st
652.10 kJ / mol
99+
597.60 kJ / mol
99+
Level Energy 2
1,380.00 kJ / mol
99+
1,420.00 kJ / mol
99+
Level Energy 3rd
2,416.00 kJ / mol
99+
1,900.00 kJ / mol
99+
Level Energy 4
3,700.00 kJ / mol
99+
3,145.00 kJ / mol
99+
Level Energy 5th
4,877.00 kJ / mol
36
ora Sumadhiya
Level Energy 6th
9,847.00 kJ / mol
11
ora Sumadhiya
tingkat Energy 7
12,100.00 kJ / mol
14
ora Sumadhiya
padha karo elektrokimia
0.69 g / amp-day
99+
1.48 g / amp-day
99+
Fungsi Work elektron
4.30 eV
18
3.63 eV
30
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
41
99+
92
26
Konfigurasi elektron
[Kr] 4d 4 5S 1
[Rn] 5F 3 6D 1 7s 2
Struktur Crystal
Body tengah kubik (Bcc)
Orthorhombic (Orth)
Crystal pola
BCC-Crystal-Structure-.jpg#100
ORTH-Crystal-Structure-of-Uranium.jpg#100
atom
Jumlah proton
41
99+
92
26
Jumlah Neutron
52
99+
146
13
Jumlah Èlèktron
41
99+
92
26
Radius saka Atom
Radius atom
146.00 pm
35
156.00 pm
29
kovalen Radius
164.00 pm
28
196.00 pm
14
Van der Waals Radius
200.00 pm
28
186.00 pm
33
Bobot atom
92.91 Amu
99+
238.03 Amu
21
Volume atom
10.87 cm3 / mol
99+
12.59 cm3 / mol
40
Nomer atom jejer
Potensi Valence Electron
104.00 (-eV)
8
170.00 (-eV)
4
Constant pola
330.04 pm
99+
295.08 pm
99+
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
8.57 g / cm 3
99+
19.10 g / cm 3
17
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
17.30 g / cm3
7
Strength tensile
330.00 MPa
12
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
0.00 (Pa)
27
0.01 (Pa)
20
situs kelenturan
nyukur pengaturan
38.00 GPA
19
111.00 GPA
10
pengaturan akeh
170.00 GPA
10
100.00 GPA
16
Young kang pengaturan
105.00 GPA
20
208.00 GPA
10
Poisson rasio
0.40
4
0.23
30
Properties Teknik liyane
ductile, malleable
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
8.57
37
18.80
10
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman miskin
resistivity
152.00 nΩ · m
23
0.28 nΩ · m
99+
konduktivitas listrik
0.07 10 6 / cm Ω
28
0.04 10 6 / cm Ω
37
elektron Affinity
86.10 kJ / mol
12
ora Sumadhiya
termal Properties
Kalor tartamtu
0.26 J / (kg K)
20
0.12 J / (kg K)
40
Graham Kapasitas kalor
24.60 J / mol · K
99+
27.67 J / mol · K
15
doyo termal
53.70 W / m · K
29
27.50 W / m · K
40
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
7.30 μm / (m · K)
99+
13.90 μm / (m · K)
27
enthalpy
Enthalpy panguapan
696.60 kJ / mol
4
477.00 kJ / mol
13
Enthalpy saka Fusion
27.20 kJ / mol
6
15.48 kJ / mol
19
Enthalpy saka atomization
745.00 kJ / mol
4
489.50 kJ / mol
14
Standard molar Entropy
36.40 J / mol.K
99+
50.20 J / mol.K
31
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