Erbium mungsuh uranium
Tabel périodik
Symbol
Er
U
Panggil Group
ora Sumadhiya
0
18
Panggil periode
6
7
Block
pemblokiran f
pemblokiran f
Family unsur
lanthanide
actinide
CAS Number
7440520
35
7440611
28
Jeneng papan Group
P63 / mmc
Cmcm
Space Group Number
194.00
5
63.00
10
facts
Facts Interesting
- Erbium logam digunakake minangka alloyed karo Vanadium wis alus.
- Panaliten anyar nuduhake yen iku mbiyantu kanggo metabolisme.
- negara mining utama saka Uranium kalebu Rusia, Australia, Namibia, Kanada lan Niger lan total 33% Uranium sing mine ing Kazakhstan.
sumber
Mining
bumi lemah ndhuwur, Mining, Ores saka Minerals
History
sing katutup
Carl Gustaf Mosander
Not Available
Discovery
Wonten ing taun 1842
ing taun 1789
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
2 * 10-8 %
29
Turah mbrawah Ing Sun
~0.0000001 %
26
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
36
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
32
0.00 %
36
Turah mbrawah Ing Segara
0.00 %
36
0.00 %
11
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.
- Gunakake utama saka logam kalebu bahan bakar nuklir kang digunakake kanggo generate yin listrik stasiun daya nuklir.
- unsur sintetis kaya transuranium sing digawe saka logam Uranium.
Ulah Industrial
Industri Kimia
Industry amunisi, Industri Kimia
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, Jewellery, Bahan bakar nuklir reaktor kang, patung, Statues
Properties biologi
keracunan
mildly Toxic
Toxic
Saiki ing badan Human
Ora
Ora
fisik Properties
leleh Point
1,522.00 ° C
28
1,132.00 ° C
39
Boiling Point
2,510.00 ° C
99+
3,818.00 ° C
16
katon
State fisik
Solid
Solid
warna
perak Putih
perak Gray
luster
lustrous
metallic
atose
Mohs atose
ora Sumadhiya
6.00
6
Brinell atose
814.00 MPa
11
2,350.00 MPa
2
Vickers atose
589.00 MPa
19
1,960.00 MPa
2
Kacepetan swara
2,830.00 m / s
28
3,155.00 m / s
25
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
Er
U
isotop
Isotop dikenal
31
8
25
14
keelektronegatifan
Pauling Elektronegativitas
1.24
36
1.38
28
Allred Rochow Elektronegativitas
1.11
29
1.22
26
Electropositivity
Pauling Electropositivity
2.76
18
2.62
26
tenogo ionisasi
Level Energy 1st
589.30 kJ / mol
99+
597.60 kJ / mol
99+
Level Energy 2
1,150.00 kJ / mol
99+
1,420.00 kJ / mol
99+
Level Energy 3rd
2,194.00 kJ / mol
99+
1,900.00 kJ / mol
99+
Level Energy 4
4,120.00 kJ / mol
33
3,145.00 kJ / mol
99+
padha karo elektrokimia
2.08 g / amp-day
28
1.48 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
3.63 eV
30
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
68
99+
92
26
Konfigurasi elektron
[Xe] 4F 12 6s 2
[Rn] 5F 3 6D 1 7s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Orthorhombic (Orth)
Crystal pola
HCP-Crystal-Structure-of-Erbium.jpg#100
ORTH-Crystal-Structure-of-Uranium.jpg#100
atom
Jumlah proton
68
99+
92
26
Jumlah Neutron
99
33
146
13
Jumlah Èlèktron
68
99+
92
26
Radius saka Atom
Radius atom
176.00 pm
18
156.00 pm
29
kovalen Radius
189.00 pm
19
196.00 pm
14
Van der Waals Radius
ora Sumadhiya
186.00 pm
33
Bobot atom
167.26 Amu
99+
238.03 Amu
21
Volume atom
18.40 cm3 / mol
25
12.59 cm3 / mol
40
Nomer atom jejer
Potensi Valence Electron
49.00 (-eV)
29
170.00 (-eV)
4
Constant pola
355.88 pm
39
295.08 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.57
17
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
9.07 g / cm 3
99+
19.10 g / cm 3
17
Kapadhetan Nalika Liquid (ing mp)
8.86 g / cm3
23
17.30 g / cm3
7
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
20
ora Sumadhiya
Meksa beluk ing 2000 K
ora Sumadhiya
0.01 (Pa)
20
situs kelenturan
nyukur pengaturan
28.30 GPA
25
111.00 GPA
10
pengaturan akeh
44.40 GPA
27
100.00 GPA
16
Young kang pengaturan
69.90 GPA
29
208.00 GPA
10
Poisson rasio
0.24
28
0.23
30
Properties Teknik liyane
malleable
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
9.07
32
18.80
10
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman miskin
resistivity
0.86 nΩ · m
99+
0.28 nΩ · m
99+
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.04 10 6 / cm Ω
37
elektron Affinity
50.00 kJ / mol
21
ora Sumadhiya
termal Properties
Kalor tartamtu
0.17 J / (kg K)
34
0.12 J / (kg K)
40
Graham Kapasitas kalor
28.12 J / mol · K
11
27.67 J / mol · K
15
doyo termal
14.50 W / m · K
99+
27.50 W / m · K
40
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
12.20 μm / (m · K)
31
13.90 μm / (m · K)
27
enthalpy
Enthalpy panguapan
261.00 kJ / mol
35
477.00 kJ / mol
13
Enthalpy saka Fusion
17.20 kJ / mol
15
15.48 kJ / mol
19
Enthalpy saka atomization
314.00 kJ / mol
33
489.50 kJ / mol
14
Standard molar Entropy
73.10 J / mol.K
11
50.20 J / mol.K
31
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