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Mbandhingaké Logam

Praseodymium Properties
Praseodymium


fisik
0
leleh Point
935.00 ° C 48
Boiling Point
3,130.00 ° C 27
atose
0
Mohs atose
ora Sumadhiya 0
Brinell atose
481.00 MPa 24
Vickers atose
400.00 MPa 25
Properties Optical
0
bias Index
ora Sumadhiya 0
reflectivity
ora Sumadhiya 0
Kacepetan swara
2,280.00 m / s 40
allotropes
Ora 0
α allotropes
ora Sumadhiya 0
β allotropes
ora Sumadhiya 0
γ allotropes
ora Sumadhiya 0
Kimia
0
Formula Kimia
Pr 0
isotop
0
Isotop dikenal
31 8
keelektronegatifan
0
Pauling Elektronegativitas
1.13 42
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
2.87 12
tenogo ionisasi
0
Level Energy 1st
527.00 kJ / mol 78
Level Energy 2
1,020.00 kJ / mol 80
Level Energy 3rd
2,086.00 kJ / mol 70
padha karo elektrokimia
1.75 g / amp-day 40
Fungsi Work elektron
2.70 eV 41
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif 0
Teknik
0
Kapadhetan
0
Kapadhetan Ing suhu kamar
6.77 g / cm 3 63
Kapadhetan Nalika Liquid (ing mp)
6.50 g / cm3 39
meksa beluk
0
Meksa beluk ing 1000 K
0.00 (Pa) 25
Meksa beluk ing 2000 K
13.20 (Pa) 7
Strength tensile
ora Sumadhiya 0
viskositas
ora Sumadhiya 0
situs kelenturan
0
nyukur pengaturan
14.80 GPA 39
pengaturan akeh
28.80 GPA 40
Young kang pengaturan
37.30 GPA 41
Poisson rasio
0.28 16
Properties Teknik liyane
ductile, malleable 0
Tabel périodik
0
Symbol
Pr 0
Panggil Group
ora Sumadhiya 0
Panggil periode
6 2
Block
pemblokiran f 0
Family unsur
lanthanide 0
atom
0
Panggil atom
59 57
Bobot atom
140.91 Amu 51
Volume atom
20.80 cm3 / mol 15
Konfigurasi elektron
[Xe] 4F 3 6s 2 0
Potensi Valence Electron
42.64 (-eV) 42
atom
0
Jumlah proton
59 56
Jumlah Neutron
82 41
Jumlah Èlèktron
59 56
Struktur Crystal
Hexagonal Tutup dikempalken (HCP) 0
Crystal pola
HCP-Crystal-Structure-of-Praseodymium.jpg#100 0
Radius saka Atom
0
Radius atom
182.00 pm 11
kovalen Radius
203.00 pm 9
Van der Waals Radius
239.00 pm 14
Constant pola
367.25 pm 29
pola Angles
π/2, π/2, 2 π/3 0
Pola C / A rasio
1.61 4
Nomer atom jejer
0
Sabanjure unsur
13 0
unsur Previous
49 0
Magnetic
0
Properties Listrik
0
resistivity
0.70 nΩ · m 65
konduktivitas listrik
0.01 10 6 / cm Ω 50
elektron Affinity
50.00 kJ / mol 21
Property Listrik
Arman 0
Ciri Magnetic
0
Gravitasi tartamtu
6.77 50
Nindakake Magnetic
paramagnetic 0
permeabilitas
ora Sumadhiya 0
kelemahan
ora Sumadhiya 0
termal
0
Kalor tartamtu
0.19 J / (kg K) 32
doyo termal
12.50 W / m · K 59
suhu kritis
ora Sumadhiya 0
Graham Kapasitas kalor
27.20 J / mol · K 18
Expansion termal
6.70 μm / (m · K) 50
Standard molar Entropy
73.20 J / mol.K 10
enthalpy
0
Enthalpy panguapan
296.80 kJ / mol 29
Enthalpy saka Fusion
6.89 kJ / mol 48
Enthalpy saka atomization
368.00 kJ / mol 24
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lanthanide Metals

Mbandhingaké lanthanide Series

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