tantalum mungsuh Neodymium
Tabel périodik
Symbol
Ta
Nd
Panggil Group
5
13
1
17
Panggil periode
6
6
Block
d block
pemblokiran f
Family unsur
transisi Metal
lanthanide
CAS Number
7440257
99+
7440008
99+
Jeneng papan Group
3M Im_
P63 / mmc
Space Group Number
229.00
1
194.00
5
facts
Facts Interesting
- Tantalum logam dikenal minangka resistance karat.
- Tantalum logam bisa gampang fabricated lan Punika dirijen apik saka panas lan listrik.
- Neodymium ora ketemu gratis ing alam, Empu iku ora logam native.
- metal Neodymium ditemokaké ing mineral Monazite lan bastnaesite.
sumber
Found in Minerals, Mining, Ores saka Minerals
Found in Minerals, Mining
History
sing katutup
Anders Gustaf Ekeberg
Carl Auer von Welsbach
Discovery
ing taun 1802
ing taun 1885
turah mbrawah
Turah mbrawah Ing Universe
8 * 10-9 %
31
1 * 10-6 %
16
Turah mbrawah Ing Sun
~-9999 %
~0.0000003 %
24
Turah mbrawah Ing meteorit
0.00 %
99+
0.00 %
30
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
37
0.00 %
20
Turah mbrawah Ing Segara
0.00 %
31
0.00 %
30
ulah
Ulah lan Wuku
Character length exceed error
- alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
- Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.
Ulah Industrial
Industry Listrik, Industry Elektronik
Industry Aerospace, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Low Toxic
non Toxic
Saiki ing badan Human
Ya
Ora
ing Bone
0.03 ppm
28
ora Sumadhiya
fisik Properties
leleh Point
2,996.00 ° C
4
1,010.00 ° C
99+
Boiling Point
5,425.00 ° C
4
3,127.00 ° C
28
katon
State fisik
Solid
Solid
warna
Gray Blue
perak Putih
luster
metallic
metallic
atose
Mohs atose
6.50
5
ora Sumadhiya
Brinell atose
440.00 MPa
28
265.00 MPa
35
Vickers atose
870.00 MPa
12
345.00 MPa
27
Kacepetan swara
3,400.00 m / s
22
2,330.00 m / s
38
Properties Optical
reflectivity
78.00 %
6
ora Sumadhiya
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
Ta
Nd
isotop
Isotop dikenal
31
8
30
9
keelektronegatifan
Pauling Elektronegativitas
1.50
27
1.14
99+
Allred Rochow Elektronegativitas
1.33
22
1.07
32
Allen Elektronegativitas
1.34
33
ora Sumadhiya
Electropositivity
Pauling Electropositivity
2.50
27
2.86
13
tenogo ionisasi
Level Energy 1st
761.00 kJ / mol
18
533.10 kJ / mol
99+
Level Energy 2
1,500.00 kJ / mol
40
1,040.00 kJ / mol
99+
Level Energy 3rd
ora Sumadhiya
2,130.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
3,900.00 kJ / mol
99+
padha karo elektrokimia
1.35 g / amp-day
99+
1.79 g / amp-day
37
Fungsi Work elektron
4.25 eV
21
3.20 eV
34
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Kimia Stabilitas, Corrosion, kebakar, ionisasi
atom Properties
Panggil atom
73
99+
60
99+
Konfigurasi elektron
[Xe] 4F 14 5d 3 6s 2
[Xe] 4F 4 6s 2
Struktur Crystal
Body tengah kubik (Bcc)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
DHCP-Crystal-Structure-of-Neodymium.jpg#100
atom
Jumlah proton
73
99+
60
99+
Jumlah Neutron
108
28
84
40
Jumlah Èlèktron
73
99+
60
99+
Radius saka Atom
Radius atom
146.00 pm
35
181.00 pm
13
kovalen Radius
170.00 pm
25
201.00 pm
10
Van der Waals Radius
200.00 pm
28
229.00 pm
20
Bobot atom
180.95 Amu
38
144.24 Amu
99+
Volume atom
10.90 cm3 / mol
99+
20.60 cm3 / mol
18
Nomer atom jejer
Potensi Valence Electron
110.00 (-eV)
7
43.40 (-eV)
99+
Constant pola
330.13 pm
99+
365.80 pm
30
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.61
4
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
16.69 g / cm 3
18
7.01 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
15.00 g / cm3
9
6.89 g / cm3
36
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
21
Meksa beluk ing 2000 K
0.00 (Pa)
31
101.00 (Pa)
2
situs kelenturan
nyukur pengaturan
69.00 GPA
13
16.30 GPA
38
pengaturan akeh
200.00 GPA
8
31.80 GPA
37
Young kang pengaturan
186.00 GPA
13
41.40 GPA
40
Poisson rasio
0.34
10
0.28
16
Properties Teknik liyane
ductile
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
16.65
11
7.00
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
NA
resistivity
131.00 nΩ · m
25
643.00 nΩ · m
6
konduktivitas listrik
0.08 10 6 / cm Ω
27
0.02 10 6 / cm Ω
99+
elektron Affinity
31.00 kJ / mol
29
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.14 J / (kg K)
37
0.19 J / (kg K)
32
Graham Kapasitas kalor
25.36 J / mol · K
99+
27.45 J / mol · K
17
doyo termal
57.50 W / m · K
27
16.50 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
6.30 μm / (m · K)
99+
9.60 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
753.10 kJ / mol
2
273.00 kJ / mol
34
Enthalpy saka Fusion
31.40 kJ / mol
3
7.14 kJ / mol
99+
Enthalpy saka atomization
782.00 kJ / mol
3
322.00 kJ / mol
32
Standard molar Entropy
41.50 J / mol.K
37
71.50 J / mol.K
13
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