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Erbium metal
Erbium


Tabel périodik
Symbol
Er
Panggil Group
3 15
Panggil periode
6 2
Block
pemblokiran f
Family unsur
lanthanide
CAS Number
7440520 35
Jeneng papan Group
P63 / mmc
Space Group Number
194.00 7
facts
Facts Interesting
  • Erbium logam digunakake minangka alloyed karo Vanadium wis alus.
  • Panaliten anyar nuduhake yen iku mbiyantu kanggo metabolisme.
sumber
Mining
History
sing katutup
Carl Gustaf Mosander
Discovery
Wonten ing taun 1842
turah mbrawah
Turah mbrawah Ing Universe
0.00 % 23
Turah mbrawah Ing Sun
0.00 % 26
Turah mbrawah Ing meteorit
0.00 % 36
Turah mbrawah Ing bumi lemah ndhuwur
0.00 % 32
Turah mbrawah Ing Segara
0.00 % 36
Turah mbrawah Ing Manungsa
0.00 % 24
ulah
Ulah lan Wuku
  • Wis cenderung kanggo njaluk tarnished ing online mbukak, nanging nalika alloyed karo unsur kaya erbium, vanadium, tingkat atose sudo.
  • senyawa kaya Erbium oxide digunakake ing kaca tingal safety saka welders lan buruh metal.
Ulah Industrial
Industri Kimia
Ulah Medical
-
Ulah liyane
wesi
Properties biologi
keracunan
mildly Toxic
Saiki ing badan Human
Ora
Sang
0.00 Sang / mg dm-3 40
ing Bone
0.00 ppm 41
fisik
leleh Point
1,522.00 ° C 28
Boiling Point
2,510.00 ° C 46
katon
State fisik
Solid
warna
perak Putih
luster
lustrous
atose
Mohs atose
1.00 22
Brinell atose
814.00 MPa 12
Vickers atose
589.00 MPa 30
Kacepetan swara
2,830.00 m / s 41
Properties Optical
bias Index
1.76 24
reflectivity
36.00 % 33
allotropes
Ora
α allotropes
-
β allotropes
-
γ allotropes
-
Kimia
Formula Kimia
Er
isotop
Isotop dikenal
31 8
keelektronegatifan
Pauling Elektronegativitas
1.24 37
Sanderson Elektronegativitas
1.24 29
Allred Rochow Elektronegativitas
1.11 30
Mulliken-Jaffe Elektronegativitas
1.24 36
Allen Elektronegativitas
1.24 45
Electropositivity
Pauling Electropositivity
2.76 18
tenogo ionisasi
Level Energy 1st
589.30 kJ / mol 59
Level Energy 2
1,150.00 kJ / mol 69
Level Energy 3rd
2,194.00 kJ / mol 68
Level Energy 4
4,120.00 kJ / mol 43
Level Energy 5th
5,897.00 kJ / mol 50
Level Energy 6th
5,897.00 kJ / mol 63
tingkat Energy 7
5,890.00 kJ / mol 56
Level Energy 8
5,890.00 kJ / mol 54
Level Energy 9
4,240.00 kJ / mol 81
Level Energy 10th
5,890.00 kJ / mol 54
Level Energy 11
5,890.00 kJ / mol 59
Level Energy 12
5,890.00 kJ / mol 62
Level Energy 13
5,890.00 kJ / mol 48
Level Energy 14
5,890.00 kJ / mol 37
Level Energy 15
58,900.00 kJ / mol 49
Level Energy 16
58,900.00 kJ / mol 38
Level Energy 17
589.30 kJ / mol 60
Level Energy 18
5,890.00 kJ / mol 51
Level Energy 19
589.30 kJ / mol 58
Level Energy 20
589.00 kJ / mol 54
Level Energy 21
5,897.00 kJ / mol 19
Level Energy 22
589.00 kJ / mol 49
Level Energy 23rd
589.30 kJ / mol 67
Level Energy 24
589.30 kJ / mol 51
Level Energy 25th
589.00 kJ / mol 53
Level Energy 26th
589.30 kJ / mol 54
Level Energy 27th
589.30 kJ / mol 54
Level Energy 28th
589.30 kJ / mol 58
Level Energy 29
589.30 kJ / mol 59
Level Energy 30
589.70 kJ / mol 55
padha karo elektrokimia
2.08 g / amp-day 32
Fungsi Work elektron
5.93 eV 2
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
atom
Panggil atom
68 48
Konfigurasi elektron
[Xe] 4F 12 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Crystal pola
HCP-Crystal-Structure-of-Erbium.jpg#100
atom
Jumlah proton
68 47
Jumlah Neutron
99 34
Jumlah Èlèktron
68 47
Radius saka Atom
Radius atom
176.00 pm 20
kovalen Radius
189.00 pm 19
Van der Waals Radius
0.00 pm 53
Bobot atom
167.26 Amu 43
Volume atom
18.40 cm3 / mol 37
Nomer atom jejer
unsur Previous
79
Sabanjure unsur
75
Potensi Valence Electron
49.00 (-eV) 30
Constant pola
355.88 pm 43
pola Angles
π/2, π/2, 2 π/3
Pola C / A rasio
1.57 40
Teknik
Kapadhetan
Kapadhetan Ing suhu kamar
9.07 g / cm 3 47
Kapadhetan Nalika Liquid (ing mp)
8.86 g / cm3 48
Strength tensile
350.00 MPa 12
viskositas
0.00 25
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa) 21
Meksa beluk ing 2000 K
0.00 (Pa) 30
situs kelenturan
nyukur pengaturan
28.30 GPA 31
pengaturan akeh
44.40 GPA 31
Young kang pengaturan
69.90 GPA 31
Poisson rasio
0.24 28
Properties Teknik liyane
malleable
Magnetic
Ciri Magnetic
Gravitasi tartamtu
9.07 47
Nindakake Magnetic
paramagnetic
permeabilitas
0.00 H / m 17
kelemahan
0.00 11
Properties Listrik
Property Listrik
Arman
resistivity
0.86 nΩ · m 75
konduktivitas listrik
0.01 10 6 / cm Ω 58
elektron Affinity
50.00 kJ / mol 26
termal
Kalor tartamtu
0.17 J / (kg K) 35
Graham Kapasitas kalor
28.12 J / mol · K 14
doyo termal
14.50 W / m · K 56
suhu kritis
1,802.00 K 30
Expansion termal
12.20 μm / (m · K) 42
enthalpy
Enthalpy panguapan
261.00 kJ / mol 56
Enthalpy saka Fusion
17.20 kJ / mol 15
Enthalpy saka atomization
314.00 kJ / mol 44
Standard molar Entropy
73.10 J / mol.K 11
Tabel périodik >>
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