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Neodymium metal
Neodymium


Tabel périodik
Symbol
-
Panggil Group
1 17
Panggil periode
6 2
Block
pemblokiran f
Family unsur
lanthanide
CAS Number
7440008 78
Jeneng papan Group
P63 / mmc
Space Group Number
194.00 7
facts
Facts Interesting
  • Neodymium ora ketemu gratis ing alam, Empu iku ora logam native.
  • metal Neodymium ditemokaké ing mineral Monazite lan bastnaesite.
sumber
Found in Minerals, Mining
History
sing katutup
Carl Auer von Welsbach
Discovery
ing taun 1885
turah mbrawah
Turah mbrawah Ing Universe
0.00 % 17
Turah mbrawah Ing Sun
0.00 % 24
Turah mbrawah Ing meteorit
0.00 % 30
Turah mbrawah Ing bumi lemah ndhuwur
0.00 % 20
Turah mbrawah Ing Segara
0.00 % 30
Turah mbrawah Ing Manungsa
0.00 % 24
ulah
Ulah lan Wuku
  • alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
  • Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.
Ulah Industrial
Industry Aerospace, Industry Listrik, Industry Elektronik
Ulah Medical
-
Ulah liyane
wesi
Properties biologi
keracunan
non Toxic
Saiki ing badan Human
Ora
Sang
0.00 Sang / mg dm-3 34
ing Bone
0.00 ppm 41
fisik
leleh Point
1,010.00 ° C 44
Boiling Point
3,127.00 ° C 29
katon
State fisik
Solid
warna
perak Putih
luster
metallic
atose
Mohs atose
7.00 3
Brinell atose
265.00 MPa 43
Vickers atose
345.00 MPa 44
Kacepetan swara
2,330.00 m / s 55
Properties Optical
bias Index
1.64 30
reflectivity
80.00 % 7
allotropes
Ora
α allotropes
-
β allotropes
-
γ allotropes
-
Kimia
Formula Kimia
-
isotop
Isotop dikenal
30 9
keelektronegatifan
Pauling Elektronegativitas
1.14 42
Sanderson Elektronegativitas
1.14 35
Allred Rochow Elektronegativitas
1.07 33
Mulliken-Jaffe Elektronegativitas
1.14 41
Allen Elektronegativitas
1.14 52
Electropositivity
Pauling Electropositivity
2.86 13
tenogo ionisasi
Level Energy 1st
533.10 kJ / mol 77
Level Energy 2
1,040.00 kJ / mol 80
Level Energy 3rd
2,130.00 kJ / mol 72
Level Energy 4
3,900.00 kJ / mol 52
Level Energy 5th
5,330.00 kJ / mol 67
Level Energy 6th
5,330.00 kJ / mol 81
tingkat Energy 7
5,331.00 kJ / mol 73
Level Energy 8
5,360.00 kJ / mol 70
Level Energy 9
5,330.00 kJ / mol 70
Level Energy 10th
5,330.00 kJ / mol 69
Level Energy 11
5,330.00 kJ / mol 74
Level Energy 12
5,330.00 kJ / mol 77
Level Energy 13
5,330.00 kJ / mol 65
Level Energy 14
533.10 kJ / mol 88
Level Energy 15
53,300.00 kJ / mol 66
Level Energy 16
533.10 kJ / mol 83
Level Energy 17
533.10 kJ / mol 82
Level Energy 18
5,331.00 kJ / mol 68
Level Energy 19
533.10 kJ / mol 81
Level Energy 20
536.00 kJ / mol 70
Level Energy 21
533.10 kJ / mol 81
Level Energy 22
533.00 kJ / mol 65
Level Energy 23rd
5,331.00 kJ / mol 27
Level Energy 24
533.10 kJ / mol 76
Level Energy 25th
533.10 kJ / mol 69
Level Energy 26th
533.10 kJ / mol 77
Level Energy 27th
533.10 kJ / mol 72
Level Energy 28th
533.10 kJ / mol 75
Level Energy 29
533.10 kJ / mol 78
Level Energy 30
533.10 kJ / mol 72
padha karo elektrokimia
1.79 g / amp-day 41
Fungsi Work elektron
3.20 eV 45
Properties Kimia liyane
Kimia Stabilitas, Corrosion, kebakar, ionisasi
atom
Panggil atom
60 56
Konfigurasi elektron
[Xe] 4F 4 6s 2
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
DHCP-Crystal-Structure-of-Neodymium.jpg#100
atom
Jumlah proton
60 55
Jumlah Neutron
84 41
Jumlah Èlèktron
60 55
Radius saka Atom
Radius atom
181.00 pm 15
kovalen Radius
201.00 pm 10
Van der Waals Radius
229.00 pm 25
Bobot atom
144.24 Amu 50
Volume atom
20.60 cm3 / mol 28
Nomer atom jejer
unsur Previous
81
Sabanjure unsur
74
Potensi Valence Electron
43.40 (-eV) 42
Constant pola
365.80 pm 33
pola Angles
π/2, π/2, 2 π/3
Pola C / A rasio
1.61 18
Teknik
Kapadhetan
Kapadhetan Ing suhu kamar
7.01 g / cm 3 66
Kapadhetan Nalika Liquid (ing mp)
6.89 g / cm3 65
Strength tensile
345.00 MPa 13
viskositas
0.00 25
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa) 23
Meksa beluk ing 2000 K
101.00 (Pa) 2
situs kelenturan
nyukur pengaturan
16.30 GPA 48
pengaturan akeh
31.80 GPA 48
Young kang pengaturan
41.40 GPA 44
Poisson rasio
0.28 16
Properties Teknik liyane
-
Magnetic
Ciri Magnetic
Gravitasi tartamtu
7.00 63
Nindakake Magnetic
paramagnetic
permeabilitas
0.00 H / m 7
kelemahan
0.00 9
Properties Listrik
Property Listrik
-
resistivity
643.00 nΩ · m 6
konduktivitas listrik
0.02 10 6 / cm Ω 53
elektron Affinity
50.00 kJ / mol 26
termal
Kalor tartamtu
0.19 J / (kg K) 33
Graham Kapasitas kalor
27.45 J / mol · K 22
doyo termal
16.50 W / m · K 51
suhu kritis
1,297.00 K 49
Expansion termal
9.60 μm / (m · K) 55
enthalpy
Enthalpy panguapan
273.00 kJ / mol 54
Enthalpy saka Fusion
7.14 kJ / mol 52
Enthalpy saka atomization
322.00 kJ / mol 42
Standard molar Entropy
71.50 J / mol.K 13
Tabel périodik >>
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