mbandhingaké Erbium lan Gold
Tabel périodik
Symbol
Er
Au
Panggil Group
ora Sumadhiya
11
7
Panggil periode
6
6
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7440520
35
7440575
31
Jeneng papan Group
P63 / mmc
Fm_ 3M
Space Group Number
194.00
5
225.00
2
facts
Facts Interesting
- Erbium logam digunakake minangka alloyed karo Vanadium wis alus.
- Panaliten anyar nuduhake yen iku mbiyantu kanggo metabolisme.
Character length exceed error
sumber
Mining
bumi lemah ndhuwur, Mining, Ores logam
History
sing katutup
Carl Gustaf Mosander
Unknown
Discovery
Wonten ing taun 1842
Sadurunge 6000 SM
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
6 * 10-8 %
26
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 %
99+
Turah mbrawah Ing Segara
0.00 %
36
0.00 %
21
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
18
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.
- metal Gold utamané dipigunakaké kanggo Jewelry, bullion, koin, etc.
- Kang digunakake ing seni, hiasan, ornamen, etc. Sampeyan uga dipigunakaké kanggo proses listrik.
Ulah Industrial
Industri Kimia
Industri Kimia, Industry Clothing, Industry Listrik, Industry Elektronik
Ulah Medical
NA
Dentistry, Industry Pharmaceutical
Ulah liyane
wesi
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
mildly Toxic
non Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
35
ing Bone
ora Sumadhiya
0.02 ppm
30
fisik Properties
leleh Point
1,522.00 ° C
28
1,064.43 ° C
99+
Boiling Point
2,510.00 ° C
99+
2,807.00 ° C
36
katon
State fisik
Solid
Solid
warna
perak Putih
Gold
luster
lustrous
metallic
atose
Mohs atose
ora Sumadhiya
2.50
14
Brinell atose
814.00 MPa
11
194.00 MPa
99+
Vickers atose
589.00 MPa
19
216.00 MPa
31
Kacepetan swara
2,830.00 m / s
28
2,030.00 m / s
99+
Properties Optical
reflectivity
ora Sumadhiya
95.00 %
2
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
Au
isotop
Isotop dikenal
31
8
36
3
keelektronegatifan
Pauling Elektronegativitas
1.24
36
2.54
1
Allred Rochow Elektronegativitas
1.11
29
1.42
18
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
1.87
7
Allen Elektronegativitas
ora Sumadhiya
1.92
5
Electropositivity
Pauling Electropositivity
2.76
18
1.46
99+
tenogo ionisasi
Level Energy 1st
589.30 kJ / mol
99+
890.10 kJ / mol
8
Level Energy 2
1,150.00 kJ / mol
99+
1,980.00 kJ / mol
12
Level Energy 3rd
2,194.00 kJ / mol
99+
ora Sumadhiya
Level Energy 4
4,120.00 kJ / mol
33
ora Sumadhiya
padha karo elektrokimia
2.08 g / amp-day
28
2.45 g / amp-day
21
Fungsi Work elektron
ora Sumadhiya
5.10 eV
4
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
Kimia Stabilitas, ionisasi, kelarutan
atom Properties
Panggil atom
68
99+
79
37
Konfigurasi elektron
[Xe] 4F 12 6s 2
[Xe] 4F 14 5d 10 6s 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Face tengah kubik (FCC)
Crystal pola
HCP-Crystal-Structure-of-Erbium.jpg#100
FCC-Crystal-Structure-of-Gold.jpg#100
atom
Jumlah proton
68
99+
79
37
Jumlah Neutron
99
33
118
23
Jumlah Èlèktron
68
99+
79
37
Radius saka Atom
Radius atom
176.00 pm
18
151.00 pm
32
kovalen Radius
189.00 pm
19
144.00 pm
40
Van der Waals Radius
ora Sumadhiya
166.00 pm
39
Bobot atom
167.26 Amu
99+
196.97 Amu
33
Volume atom
18.40 cm3 / mol
25
10.20 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
49.00 (-eV)
29
43.40 (-eV)
99+
Constant pola
355.88 pm
39
407.82 pm
21
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.57
17
1.61
4
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
9.07 g / cm 3
99+
19.30 g / cm 3
15
Kapadhetan Nalika Liquid (ing mp)
8.86 g / cm3
23
17.31 g / cm3
6
Strength tensile
ora Sumadhiya
120.00 MPa
15
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
20
0.00 (Pa)
23
Meksa beluk ing 2000 K
ora Sumadhiya
67.00 (Pa)
4
situs kelenturan
nyukur pengaturan
28.30 GPA
25
27.00 GPA
27
pengaturan akeh
44.40 GPA
27
180.00 GPA
9
Young kang pengaturan
69.90 GPA
29
79.00 GPA
24
Poisson rasio
0.24
28
0.40
4
Properties Teknik liyane
malleable
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
9.07
32
19.32
8
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
0.86 nΩ · m
99+
2.20 nΩ · m
99+
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.45 10 6 / cm Ω
3
elektron Affinity
50.00 kJ / mol
21
222.80 kJ / mol
1
termal Properties
Kalor tartamtu
0.17 J / (kg K)
34
0.13 J / (kg K)
39
Graham Kapasitas kalor
28.12 J / mol · K
11
25.42 J / mol · K
40
doyo termal
14.50 W / m · K
99+
318.00 W / m · K
3
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
12.20 μm / (m · K)
31
14.20 μm / (m · K)
26
enthalpy
Enthalpy panguapan
261.00 kJ / mol
35
324.40 kJ / mol
27
Enthalpy saka Fusion
17.20 kJ / mol
15
12.55 kJ / mol
27
Enthalpy saka atomization
314.00 kJ / mol
33
364.00 kJ / mol
25
Standard molar Entropy
73.10 J / mol.K
11
47.40 J / mol.K
32
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