Neodymium mungsuh Scandium
Tabel périodik
Symbol
Nd
Sc
Panggil Group
1
17
3
15
Panggil periode
6
4
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7440008
99+
7440202
99+
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- Neodymium ora ketemu gratis ing alam, Empu iku ora logam native.
- metal Neodymium ditemokaké ing mineral Monazite lan bastnaesite.
- Scandium dikenal minangka salah siji saka unsur bumi.
- metal Scandium ditemokake ing mineral langka disebut wolframite.
sumber
Found in Minerals, Mining
Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Carl Auer von Welsbach
Lars Fredrik Nilson
Discovery
ing taun 1885
ing taun 1879
turah mbrawah
Turah mbrawah Ing Universe
1 * 10-6 %
16
3 * 10-6 %
15
Turah mbrawah Ing Sun
~0.0000003 %
24
~0.000004 %
16
Turah mbrawah Ing meteorit
0.00 %
30
0.00 %
18
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
20
0.00 %
23
Turah mbrawah Ing Segara
0.00 %
30
0.00 %
32
ulah
Ulah lan Wuku
- alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
- Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.
Character length exceed error
Ulah Industrial
Industry Aerospace, Industry Listrik, Industry Elektronik
Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non Toxic
non Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.01 Sang / mg dm-3
22
ing Bone
ora Sumadhiya
0.00 ppm
34
fisik Properties
leleh Point
1,010.00 ° C
99+
1,539.00 ° C
24
Boiling Point
3,127.00 ° C
28
2,832.00 ° C
35
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
metallic
lustrous
atose
Brinell atose
265.00 MPa
35
750.00 MPa
12
Vickers atose
345.00 MPa
27
ora Sumadhiya
Kacepetan swara
2,330.00 m / s
38
ora Sumadhiya
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
Nd
Sc
isotop
Isotop dikenal
30
9
13
26
keelektronegatifan
Pauling Elektronegativitas
1.14
99+
1.36
29
Sanderson Elektronegativitas
ora Sumadhiya
1.02
21
Allred Rochow Elektronegativitas
1.07
32
1.20
27
Allen Elektronegativitas
ora Sumadhiya
1.19
36
Electropositivity
Pauling Electropositivity
2.86
13
2.64
25
tenogo ionisasi
Level Energy 1st
533.10 kJ / mol
99+
633.10 kJ / mol
99+
Level Energy 2
1,040.00 kJ / mol
99+
1,235.00 kJ / mol
99+
Level Energy 3rd
2,130.00 kJ / mol
99+
2,388.60 kJ / mol
99+
Level Energy 4
3,900.00 kJ / mol
99+
7,090.60 kJ / mol
6
Level Energy 5th
ora Sumadhiya
8,843.00 kJ / mol
6
Level Energy 6th
ora Sumadhiya
10,679.00 kJ / mol
7
tingkat Energy 7
ora Sumadhiya
13,310.00 kJ / mol
8
Level Energy 8
ora Sumadhiya
15,250.00 kJ / mol
11
Level Energy 9
ora Sumadhiya
17,370.00 kJ / mol
14
Level Energy 10th
ora Sumadhiya
21,726.00 kJ / mol
13
Level Energy 11
ora Sumadhiya
24,102.00 kJ / mol
16
Level Energy 12
ora Sumadhiya
66,320.00 kJ / mol
2
Level Energy 13
ora Sumadhiya
73,010.00 kJ / mol
2
Level Energy 14
ora Sumadhiya
80,160.00 kJ / mol
3
Level Energy 15
ora Sumadhiya
89,490.00 kJ / mol
4
Level Energy 16
ora Sumadhiya
97,400.00 kJ / mol
5
Level Energy 17
ora Sumadhiya
105,600.00 kJ / mol
6
Level Energy 18
ora Sumadhiya
117,000.00 kJ / mol
7
Level Energy 19
ora Sumadhiya
124,270.00 kJ / mol
8
padha karo elektrokimia
1.79 g / amp-day
37
0.56 g / amp-day
99+
Fungsi Work elektron
3.20 eV
34
3.50 eV
31
Properties Kimia liyane
Kimia Stabilitas, Corrosion, kebakar, ionisasi
Corrosion, kebakar, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
60
99+
21
99+
Konfigurasi elektron
[Xe] 4F 4 6s 2
[Ar] 3d 1 4s 2
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
DHCP-Crystal-Structure-of-Neodymium.jpg#100
HCP-Crystal-Structure-of-Scandium.jpg#100
atom
Jumlah proton
60
99+
21
99+
Jumlah Neutron
84
40
24
99+
Jumlah Èlèktron
60
99+
21
99+
Radius saka Atom
Radius atom
181.00 pm
13
162.00 pm
26
kovalen Radius
201.00 pm
10
170.00 pm
25
Van der Waals Radius
229.00 pm
20
211.00 pm
25
Bobot atom
144.24 Amu
99+
44.96 Amu
99+
Volume atom
20.60 cm3 / mol
18
15.00 cm3 / mol
34
Nomer atom jejer
Potensi Valence Electron
43.40 (-eV)
99+
58.00 (-eV)
24
Constant pola
365.80 pm
30
330.90 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
1.61
4
1.59
7
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
7.01 g / cm 3
99+
2.99 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
6.89 g / cm3
36
2.80 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
21
0.00 (Pa)
22
Meksa beluk ing 2000 K
101.00 (Pa)
2
91.30 (Pa)
3
situs kelenturan
nyukur pengaturan
16.30 GPA
38
29.10 GPA
24
pengaturan akeh
31.80 GPA
37
56.60 GPA
21
Young kang pengaturan
41.40 GPA
40
74.40 GPA
26
Poisson rasio
0.28
16
0.28
18
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
7.00
99+
2.99
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
NA
Arman
resistivity
643.00 nΩ · m
6
562.00 nΩ · m
10
konduktivitas listrik
0.02 10 6 / cm Ω
99+
0.02 10 6 / cm Ω
99+
elektron Affinity
50.00 kJ / mol
21
18.10 kJ / mol
33
termal Properties
Kalor tartamtu
0.19 J / (kg K)
32
0.60 J / (kg K)
8
Graham Kapasitas kalor
27.45 J / mol · K
17
25.52 J / mol · K
37
doyo termal
16.50 W / m · K
99+
15.80 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
9.60 μm / (m · K)
99+
10.20 μm / (m · K)
39
enthalpy
Enthalpy panguapan
273.00 kJ / mol
34
314.20 kJ / mol
28
Enthalpy saka Fusion
7.14 kJ / mol
99+
14.10 kJ / mol
25
Enthalpy saka atomization
322.00 kJ / mol
32
343.00 kJ / mol
28
Standard molar Entropy
71.50 J / mol.K
13
34.60 J / mol.K
99+
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