mbandhingaké Neodymium lan seng
Tabel périodik
Symbol
Nd
Zn
Panggil Group
1
17
12
6
Panggil periode
6
4
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7440008
99+
7440666
24
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.
- Seng logam ketemu (diwenehi) ing akeh formulir kaya granules, foil, bledug lan ing wangun bubuk.
- Prodhusèn utama Seng logam sing Australia, Kanada, China, USA lan Peru.
sumber
Found in Minerals, Mining
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Carl Auer von Welsbach
Indian metallurgists
Discovery
ing taun 1885
Sadurunge 1000 SM
turah mbrawah
Turah mbrawah Ing Universe
1 * 10-6 %
16
3 * 10-5 %
11
Turah mbrawah Ing Sun
~0.0000003 %
24
~0.0002 %
10
Turah mbrawah Ing meteorit
0.00 %
30
0.02 %
12
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
20
0.01 %
16
Turah mbrawah Ing Segara
0.00 %
30
0.00 %
10
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
6
ulah
Ulah lan Wuku
- alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
- Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.
- Kang utamané dipigunakaké kanggo galvanizing logam.
- Iku uga digunakake kanggo Manufaktur die-casting lan iku banget penting kanggo industri automobile.
Ulah Industrial
Industry Aerospace, Industry Listrik, Industry Elektronik
Industry Listrik, Industry Elektronik
Ulah Medical
NA
Industry Pharmaceutical
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non Toxic
Highly Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
7.00 Sang / mg dm-3
6
ing Bone
ora Sumadhiya
170.00 ppm
6
fisik Properties
leleh Point
1,010.00 ° C
99+
419.58 ° C
99+
Boiling Point
3,127.00 ° C
28
907.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
perak Gray
luster
metallic
metallic
atose
Mohs atose
ora Sumadhiya
2.50
14
Brinell atose
265.00 MPa
35
327.00 MPa
32
Vickers atose
345.00 MPa
27
ora Sumadhiya
Kacepetan swara
2,330.00 m / s
38
3,850.00 m / s
18
Properties Optical
bias Index
ora Sumadhiya
1.00
2
reflectivity
ora Sumadhiya
80.00 %
5
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
Zn
isotop
Isotop dikenal
30
9
25
14
keelektronegatifan
Pauling Elektronegativitas
1.14
99+
1.65
19
Sanderson Elektronegativitas
ora Sumadhiya
2.23
6
Allred Rochow Elektronegativitas
1.07
32
1.66
7
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
1.65
11
Allen Elektronegativitas
ora Sumadhiya
1.59
22
Electropositivity
Pauling Electropositivity
2.86
13
2.35
35
tenogo ionisasi
Level Energy 1st
533.10 kJ / mol
99+
906.40 kJ / mol
6
Level Energy 2
1,040.00 kJ / mol
99+
1,733.30 kJ / mol
27
Level Energy 3rd
2,130.00 kJ / mol
99+
3,833.00 kJ / mol
12
Level Energy 4
3,900.00 kJ / mol
99+
5,731.00 kJ / mol
11
Level Energy 5th
ora Sumadhiya
7,970.00 kJ / mol
9
Level Energy 6th
ora Sumadhiya
10,400.00 kJ / mol
9
tingkat Energy 7
ora Sumadhiya
12,900.00 kJ / mol
9
Level Energy 8
ora Sumadhiya
16,800.00 kJ / mol
6
Level Energy 9
ora Sumadhiya
19,600.00 kJ / mol
8
Level Energy 10th
ora Sumadhiya
23,000.00 kJ / mol
10
Level Energy 11
ora Sumadhiya
26,400.00 kJ / mol
11
Level Energy 12
ora Sumadhiya
29,990.00 kJ / mol
11
Level Energy 13
ora Sumadhiya
40,490.00 kJ / mol
5
Level Energy 14
ora Sumadhiya
43,800.00 kJ / mol
6
Level Energy 15
ora Sumadhiya
47,300.00 kJ / mol
8
Level Energy 16
ora Sumadhiya
52,300.00 kJ / mol
9
Level Energy 17
ora Sumadhiya
55,900.00 kJ / mol
10
Level Energy 18
ora Sumadhiya
59,700.00 kJ / mol
11
Level Energy 19
ora Sumadhiya
67,300.00 kJ / mol
10
Level Energy 20
ora Sumadhiya
171,200.00 kJ / mol
1
Level Energy 21
ora Sumadhiya
179,100.00 kJ / mol
1
padha karo elektrokimia
1.79 g / amp-day
37
1.22 g / amp-day
99+
Fungsi Work elektron
3.20 eV
34
4.33 eV
17
Properties Kimia liyane
Kimia Stabilitas, Corrosion, kebakar, ionisasi
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif
atom Properties
Panggil atom
60
99+
30
99+
Konfigurasi elektron
[Xe] 4F 4 6s 2
[Ar] 3d 10 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-Zinc.jpg#100
atom
Jumlah proton
60
99+
30
99+
Jumlah Neutron
84
40
35
99+
Jumlah Èlèktron
60
99+
30
99+
Radius saka Atom
Radius atom
181.00 pm
13
134.00 pm
99+
kovalen Radius
201.00 pm
10
122.00 pm
99+
Van der Waals Radius
229.00 pm
20
139.00 pm
99+
Bobot atom
144.24 Amu
99+
65.38 Amu
99+
Volume atom
20.60 cm3 / mol
18
9.20 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
43.40 (-eV)
99+
38.90 (-eV)
99+
Constant pola
365.80 pm
30
266.49 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
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
7.01 g / cm 3
99+
7.14 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
6.89 g / cm3
36
6.57 g / cm3
37
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
21
ora Sumadhiya
Meksa beluk ing 2000 K
101.00 (Pa)
2
ora Sumadhiya
situs kelenturan
nyukur pengaturan
16.30 GPA
38
43.00 GPA
18
pengaturan akeh
31.80 GPA
37
70.00 GPA
19
Young kang pengaturan
41.40 GPA
40
108.00 GPA
19
Poisson rasio
0.28
16
0.25
24
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
7.00
99+
6.90
99+
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
NA
Arman
resistivity
643.00 nΩ · m
6
59.00 nΩ · m
40
konduktivitas listrik
0.02 10 6 / cm Ω
99+
0.17 10 6 / cm Ω
12
elektron Affinity
50.00 kJ / mol
21
0.00 kJ / mol
40
termal Properties
Kalor tartamtu
0.19 J / (kg K)
32
0.39 J / (kg K)
14
Graham Kapasitas kalor
27.45 J / mol · K
17
25.47 J / mol · K
39
doyo termal
16.50 W / m · K
99+
116.00 W / m · K
14
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
9.60 μm / (m · K)
99+
30.20 μm / (m · K)
11
enthalpy
Enthalpy panguapan
273.00 kJ / mol
34
7.32 kJ / mol
99+
Enthalpy saka Fusion
7.14 kJ / mol
99+
7.32 kJ / mol
99+
Enthalpy saka atomization
322.00 kJ / mol
32
129.70 kJ / mol
99+
Standard molar Entropy
71.50 J / mol.K
13
41.60 J / mol.K
36
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