Europium mungsuh Panerapan
Tabel périodik
Symbol
Eu
Ga
Panggil Group
ora Sumadhiya
13
5
Panggil periode
6
4
Block
pemblokiran f
p pemblokiran
Family unsur
lanthanide
Transisi Post-
CAS Number
7440531
34
7440553
32
Jeneng papan Group
3M Im_
Cmca
Space Group Number
229.00
1
64.00
9
facts
Facts Interesting
ora Cepak
- A gram saka logam Gallium bisa tuku mung telung dolar.
- Panerapan logam ketemu ing ores bab ing ngisor iki Coal, Bauksit, Diaspore, sphalerite, germanite lan Seng.
sumber
Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Eugène-Anatole Demarçay
Lecoq de Boisbaudran
Discovery
ing taun 1896
ing taun 1875
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-8 %
27
1 * 10-6 %
16
Turah mbrawah Ing Sun
~0.00000005 %
27
~0.000004 %
16
Turah mbrawah Ing meteorit
0.00 %
99+
0.00 %
16
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
36
0.00 %
24
Turah mbrawah Ing Segara
0.00 %
99+
0.00 %
22
ulah
Ulah lan Wuku
- logam Europium utama Efesus ing printing saka dhuwit kertas Euro. cathetan iki cemlorot abang ing lampu UV.
- Kang digunakake ing bolam lampu kurang energi.
- Panerapan arsenida punika komponèn penting banget akeh semikonduktor lan manufaktur mimpin.
- Panerapan nitride uga ngerti minangka semikonduktor lan digunakake ing teknologi Blu-ray, Smartphone mobile lan LED.
Ulah Industrial
Industri Kimia
Industry Listrik, Industry Elektronik
Ulah Medical
NA
Surgical Instruments Manufacturing
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non Toxic
non Toxic
Saiki ing badan Human
Ya
Ya
Sang
ora Sumadhiya
0.08 Sang / mg dm-3
13
fisik Properties
leleh Point
822.00 ° C
99+
29.78 ° C
99+
Boiling Point
1,597.00 ° C
99+
2,403.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
lustrous
metallic
atose
Mohs atose
ora Sumadhiya
1.50
18
Brinell atose
ora Sumadhiya
56.80 MPa
99+
Vickers atose
167.00 MPa
34
ora Sumadhiya
Kacepetan swara
ora Sumadhiya
2,740.00 m / s
31
Properties Optical
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
Eu
Ga
isotop
Isotop dikenal
31
8
24
15
keelektronegatifan
Pauling Elektronegativitas
1.20
39
1.81
15
Sanderson Elektronegativitas
1.01
22
2.42
2
Allred Rochow Elektronegativitas
ora Sumadhiya
1.82
1
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
2.01
5
Allen Elektronegativitas
ora Sumadhiya
1.76
14
Electropositivity
Pauling Electropositivity
ora Sumadhiya
2.19
39
tenogo ionisasi
Level Energy 1st
547.10 kJ / mol
99+
578.80 kJ / mol
99+
Level Energy 2
1,085.00 kJ / mol
99+
1,979.30 kJ / mol
13
Level Energy 3rd
2,404.00 kJ / mol
99+
2,963.00 kJ / mol
28
Level Energy 4
4,120.00 kJ / mol
33
6,180.00 kJ / mol
8
padha karo elektrokimia
1.89 g / amp-day
33
0.87 g / amp-day
99+
Fungsi Work elektron
2.50 eV
99+
4.20 eV
23
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif
atom Properties
Panggil atom
63
99+
31
99+
Konfigurasi elektron
[Xe] 4F 7 6s 2
[Ar] 3d 10 4s 2 4p 1
Struktur Crystal
Body tengah kubik (Bcc)
Orthorhombic (Orth)
Crystal pola
BCC-Crystal-Structure-.jpg#100
ORTH-Crystal-Structure-of-Gallium.jpg#100
atom
Jumlah proton
63
99+
31
99+
Jumlah Neutron
89
38
39
99+
Jumlah Èlèktron
63
99+
31
99+
Radius saka Atom
Radius atom
180.00 pm
14
135.00 pm
99+
kovalen Radius
198.00 pm
13
122.00 pm
99+
Van der Waals Radius
233.00 pm
18
187.00 pm
32
Bobot atom
151.96 Amu
99+
69.72 Amu
99+
Volume atom
28.90 cm3 / mol
8
11.80 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
45.60 (-eV)
35
69.70 (-eV)
19
Constant pola
458.10 pm
17
451.97 pm
18
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
5.26 g / cm 3
99+
5.91 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
5.13 g / cm3
99+
6.10 g / cm3
99+
Strength tensile
120.00 MPa
15
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
19.40 (Pa)
4
0.00 (Pa)
15
situs kelenturan
nyukur pengaturan
7.90 GPA
99+
ora Sumadhiya
pengaturan akeh
8.30 GPA
99+
ora Sumadhiya
Young kang pengaturan
18.20 GPA
99+
9.80 GPA
99+
Poisson rasio
0.15
34
0.47
1
Properties Teknik liyane
ductile
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
5.24
99+
5.91
99+
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Semiconductor
resistivity
0.90 nΩ · m
99+
270.00 nΩ · m
15
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.07 10 6 / cm Ω
29
elektron Affinity
50.00 kJ / mol
21
28.90 kJ / mol
31
termal Properties
Kalor tartamtu
0.18 J / (kg K)
33
0.37 J / (kg K)
16
Graham Kapasitas kalor
27.66 J / mol · K
16
25.86 J / mol · K
35
doyo termal
13.90 W / m · K
99+
40.60 W / m · K
34
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
35.00 μm / (m · K)
8
18.00 μm / (m · K)
24
enthalpy
Enthalpy panguapan
143.50 kJ / mol
99+
256.10 kJ / mol
36
Enthalpy saka Fusion
9.21 kJ / mol
37
5.59 kJ / mol
99+
Enthalpy saka atomization
180.00 kJ / mol
99+
276.10 kJ / mol
39
Standard molar Entropy
77.80 J / mol.K
4
40.80 J / mol.K
38
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