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Mbandhingaké Logam


Praseodymium metal



Tabel périodik
0

Symbol
Pr 0

Panggil Group
ora Sumadhiya 0

Panggil periode
6 2

Block
pemblokiran f 0

Family unsur
lanthanide 0

CAS Number
7440100 69

Jeneng papan Group
P63 / mmc 0

Space Group Number
194.00 5

facts
0

Facts Interesting
  • Praseodymium logam sintetik diprodhuksi logam.
  • Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
0

sumber
Found in Minerals, Mining, Ores saka Minerals 0

History
0

sing katutup
Not Available 0

Discovery
ing taun 1885 0

turah mbrawah
0

Turah mbrawah Ing Universe
2 * 10-7 % 22

Turah mbrawah Ing Sun
~0.0000001 % 26

Turah mbrawah Ing meteorit
0.00 % 40

Turah mbrawah Ing bumi lemah ndhuwur
0.00 % 27

Turah mbrawah Ing Segara
0.00 % 39

Turah mbrawah Ing Manungsa
ora Sumadhiya 0

ulah
0

Ulah lan Wuku
  • Gunakake utama Praseodymium kalebu wesi. Praseodymium -Magnesium alloy digunakake ing mesin pesawat amarga kekuatan dhuwur.
  • metal iki uga digunakake nalika nggawe wesi sembrani permanen.
0

Ulah Industrial
Industri Kimia 0

Ulah Medical
NA 0

Ulah liyane
wesi 0

Properties biologi
0

keracunan
arep Toxic 0

Saiki ing badan Human
Ora 0

Sang
ora Sumadhiya 0

ing Bone
ora Sumadhiya 0

fisik
0

leleh Point
935.00 ° C 48

Boiling Point
3,130.00 ° C 27

katon
0

State fisik
Solid 0

warna
klawu putih 0

luster
metallic 0

atose
0

Mohs atose
ora Sumadhiya 0

Brinell atose
481.00 MPa 24

Vickers atose
400.00 MPa 25

Kacepetan swara
2,280.00 m / s 40

Properties Optical
0

bias Index
ora Sumadhiya 0

reflectivity
ora Sumadhiya 0

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

Level Energy 4
3,761.00 kJ / mol 47

Level Energy 5th
5,551.00 kJ / mol 29

Level Energy 6th
ora Sumadhiya 0

tingkat Energy 7
ora Sumadhiya 0

Level Energy 8
ora Sumadhiya 0

Level Energy 9
ora Sumadhiya 0

Level Energy 10th
ora Sumadhiya 0

Level Energy 11
ora Sumadhiya 0

Level Energy 12
ora Sumadhiya 0

Level Energy 13
ora Sumadhiya 0

Level Energy 14
ora Sumadhiya 0

Level Energy 15
ora Sumadhiya 0

Level Energy 16
ora Sumadhiya 0

Level Energy 17
ora Sumadhiya 0

Level Energy 18
ora Sumadhiya 0

Level Energy 19
ora Sumadhiya 0

Level Energy 20
ora Sumadhiya 0

Level Energy 21
ora Sumadhiya 0

Level Energy 22
ora Sumadhiya 0

Level Energy 23rd
ora Sumadhiya 0

Level Energy 24
ora Sumadhiya 0

Level Energy 25th
ora Sumadhiya 0

Level Energy 26th
ora Sumadhiya 0

Level Energy 27th
ora Sumadhiya 0

Level Energy 28th
ora Sumadhiya 0

Level Energy 29
ora Sumadhiya 0

Level Energy 30
ora Sumadhiya 0

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

atom
0

Panggil atom
59 57

Konfigurasi elektron
[Xe] 4F 3 6s 2 0

Struktur Crystal
Hexagonal Tutup dikempalken (HCP) 0

Crystal pola
HCP-Crystal-Structure-of-Praseodymium.jpg#100 0

atom
0

Jumlah proton
59 56

Jumlah Neutron
82 41

Jumlah Èlèktron
59 56

Radius saka Atom
0

Radius atom
182.00 pm 11

kovalen Radius
203.00 pm 9

Van der Waals Radius
239.00 pm 14

Bobot atom
140.91 Amu 51

Volume atom
20.80 cm3 / mol 15

Nomer atom jejer
0

unsur Previous
49 0

Sabanjure unsur
13 0

Potensi Valence Electron
42.64 (-eV) 42

Constant pola
367.25 pm 29

pola Angles
π/2, π/2, 2 π/3 0

Pola C / A rasio
1.61 4

Teknik
0

Kapadhetan
0

Kapadhetan Ing suhu kamar
6.77 g / cm 3 63

Kapadhetan Nalika Liquid (ing mp)
6.50 g / cm3 39

Strength tensile
ora Sumadhiya 0

viskositas
ora Sumadhiya 0

meksa beluk
0

Meksa beluk ing 1000 K
0.00 (Pa) 25

Meksa beluk ing 2000 K
13.20 (Pa) 7

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

Magnetic
0

Ciri Magnetic
0

Gravitasi tartamtu
6.77 50

Nindakake Magnetic
paramagnetic 0

permeabilitas
ora Sumadhiya 0

kelemahan
ora Sumadhiya 0

Properties Listrik
0

Property Listrik
Arman 0

resistivity
0.70 nΩ · m 65

konduktivitas listrik
0.01 10 6 / cm Ω 50

elektron Affinity
50.00 kJ / mol 21

termal
0

Kalor tartamtu
0.19 J / (kg K) 32

Graham Kapasitas kalor
27.20 J / mol · K 18

doyo termal
12.50 W / m · K 59

suhu kritis
ora Sumadhiya 0

Expansion termal
6.70 μm / (m · K) 50

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

Standard molar Entropy
73.20 J / mol.K 10

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