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Mbandhingaké Logam

Samarium Properties
Samarium


fisik
0
leleh Point
1,072.00 ° C 41
Boiling Point
1,900.00 ° C 52
atose
0
Mohs atose
ora Sumadhiya 0
Brinell atose
441.00 MPa 27
Vickers atose
412.00 MPa 24
Properties Optical
0
bias Index
ora Sumadhiya 0
reflectivity
ora Sumadhiya 0
Kacepetan swara
2,130.00 m / s 42
allotropes
Ora 0
α allotropes
ora Sumadhiya 0
β allotropes
ora Sumadhiya 0
γ allotropes
ora Sumadhiya 0
Kimia
0
Formula Kimia
Sm 0
isotop
0
Isotop dikenal
30 9
keelektronegatifan
0
Pauling Elektronegativitas
1.17 40
Sanderson Elektronegativitas
ora Sumadhiya 0
Allred Rochow Elektronegativitas
1.07 32
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya 0
Allen Elektronegativitas
ora Sumadhiya 0
Electropositivity
0
Pauling Electropositivity
2.83 14
tenogo ionisasi
0
Level Energy 1st
544.50 kJ / mol 72
Level Energy 2
1,070.00 kJ / mol 75
Level Energy 3rd
2,260.00 kJ / mol 59
padha karo elektrokimia
1.87 g / amp-day 34
Fungsi Work elektron
2.70 eV 41
Properties Kimia liyane
ionisasi, Isotop radioaktif 0
Teknik
0
Kapadhetan
0
Kapadhetan Ing suhu kamar
7.52 g / cm 3 53
Kapadhetan Nalika Liquid (ing mp)
7.16 g / cm3 32
meksa beluk
0
Meksa beluk ing 1000 K
0.94 (Pa) 9
Meksa beluk ing 2000 K
ora Sumadhiya 0
Strength tensile
ora Sumadhiya 0
viskositas
ora Sumadhiya 0
situs kelenturan
0
nyukur pengaturan
19.50 GPA 34
pengaturan akeh
37.80 GPA 35
Young kang pengaturan
49.70 GPA 37
Poisson rasio
0.27 19
Properties Teknik liyane
NA 0
Tabel périodik
0
Symbol
Sm 0
Panggil Group
ora Sumadhiya 0
Panggil periode
6 2
Block
pemblokiran f 0
Family unsur
lanthanide 0
atom
0
Panggil atom
62 54
Bobot atom
150.36 Amu 48
Volume atom
19.95 cm3 / mol 19
Konfigurasi elektron
[Xe] 4F 6 6s 2 0
Potensi Valence Electron
44.80 (-eV) 37
atom
0
Jumlah proton
62 53
Jumlah Neutron
88 39
Jumlah Èlèktron
62 53
Struktur Crystal
Rhombohedral (RHO) 0
Crystal pola
RHO-Crystal-Structure-of-Samarium.jpg#100 0
Radius saka Atom
0
Radius atom
180.00 pm 14
kovalen Radius
198.00 pm 13
Van der Waals Radius
229.00 pm 20
Constant pola
362.10 pm 33
pola Angles
π/2, π/2, 2 π/3 0
Pola C / A rasio
ora Sumadhiya 0
Nomer atom jejer
0
Sabanjure unsur
73 0
unsur Previous
74 0
Magnetic
0
Properties Listrik
0
resistivity
0.94 nΩ · m 61
konduktivitas listrik
0.01 10 6 / cm Ω 58
elektron Affinity
50.00 kJ / mol 21
Property Listrik
Arman 0
Ciri Magnetic
0
Gravitasi tartamtu
7.52 41
Nindakake Magnetic
paramagnetic 0
permeabilitas
ora Sumadhiya 0
kelemahan
ora Sumadhiya 0
termal
0
Kalor tartamtu
0.20 J / (kg K) 31
doyo termal
13.30 W / m · K 58
suhu kritis
ora Sumadhiya 0
Graham Kapasitas kalor
29.54 J / mol · K 7
Expansion termal
12.70 μm / (m · K) 30
Standard molar Entropy
69.60 J / mol.K 15
enthalpy
0
Enthalpy panguapan
166.40 kJ / mol 44
Enthalpy saka Fusion
8.62 kJ / mol 40
Enthalpy saka atomization
209.00 kJ / mol 43
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