mbandhingaké Erbium lan Beryllium
Tabel périodik
Symbol
Er
Be
Panggil Group
ora Sumadhiya
2
16
Panggil periode
6
2
Block
pemblokiran f
s pemblokiran
Family unsur
lanthanide
alkalin bumi
CAS Number
7440520
35
7440417
99+
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- Erbium logam digunakake minangka alloyed karo Vanadium wis alus.
- Panaliten anyar nuduhake yen iku mbiyantu kanggo metabolisme.
- Beryllium paling logam anti karat.
- Beryllium punika logam ènthèng lan isih iku kuwat saka baja.
- Uga ketemu macem-macem aplikasi ing reaktor nuklir minangka reflektor.
sumber
Mining
bumi lemah ndhuwur, Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Carl Gustaf Mosander
Louis Nicolas Vauquelin
Discovery
Wonten ing taun 1842
ing 1797
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
1 * 10-7 %
23
Turah mbrawah Ing Sun
~0.0000001 %
26
~0.00000001 %
29
Turah mbrawah Ing meteorit
0.00 %
36
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
32
0.00 %
35
Turah mbrawah Ing Segara
0.00 %
36
0.00 %
39
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
19
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.
- Sawijining wesi karo tembaga utawa nikel sing digunakake ing Gyroscopes Manufaktur, sumber, kontak listrik lan pribadi non sparking.
- Wesi Beryllium digunakake minangka materi kanggo pesawat, pluru, wahana lan satelit.
Ulah Industrial
Industri Kimia
Industry Aerospace, Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
mildly Toxic
Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
32
ing Bone
ora Sumadhiya
0.00 ppm
32
fisik Properties
leleh Point
1,522.00 ° C
28
1,278.00 ° C
36
Boiling Point
2,510.00 ° C
99+
2,970.00 ° C
32
katon
State fisik
Solid
Solid
warna
perak Putih
putih Gray
luster
lustrous
metallic
atose
Mohs atose
ora Sumadhiya
5.50
7
Brinell atose
814.00 MPa
11
590.00 MPa
21
Vickers atose
589.00 MPa
19
1,670.00 MPa
4
Kacepetan swara
2,830.00 m / s
28
12,890.00 m / s
2
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
Be
isotop
Isotop dikenal
31
8
9
29
keelektronegatifan
Pauling Elektronegativitas
1.24
36
1.57
24
Sanderson Elektronegativitas
ora Sumadhiya
1.81
12
Allred Rochow Elektronegativitas
1.11
29
1.47
14
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
1.54
12
Allen Elektronegativitas
ora Sumadhiya
1.58
23
Electropositivity
Pauling Electropositivity
2.76
18
2.43
30
tenogo ionisasi
Level Energy 1st
589.30 kJ / mol
99+
899.50 kJ / mol
7
Level Energy 2
1,150.00 kJ / mol
99+
1,757.10 kJ / mol
23
Level Energy 3rd
2,194.00 kJ / mol
99+
14,848.70 kJ / mol
2
Level Energy 4
4,120.00 kJ / mol
33
21,006.60 kJ / mol
2
padha karo elektrokimia
2.08 g / amp-day
28
0.17 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
4.98 eV
6
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
Corrosion, ionisasi, Isotop radioaktif
atom Properties
Panggil atom
68
99+
4
99+
Konfigurasi elektron
[Xe] 4F 12 6s 2
[Panjenenganipun] 2S 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
HCP-Crystal-Structure-of-Erbium.jpg#100
HCP-Crystal-Structure-of-Beryllium.jpg#100
atom
Jumlah proton
68
99+
4
99+
Jumlah Neutron
99
33
5
99+
Jumlah Èlèktron
68
99+
4
99+
Radius saka Atom
Radius atom
176.00 pm
18
112.00 pm
99+
kovalen Radius
189.00 pm
19
96.00 pm
99+
Van der Waals Radius
ora Sumadhiya
153.00 pm
99+
Bobot atom
167.26 Amu
99+
9.01 Amu
99+
Volume atom
18.40 cm3 / mol
25
5.00 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
49.00 (-eV)
29
82.00 (-eV)
15
Constant pola
355.88 pm
39
228.58 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.57
17
1.57
18
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
9.07 g / cm 3
99+
1.85 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
8.86 g / cm3
23
1.69 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
20
0.00 (Pa)
19
situs kelenturan
nyukur pengaturan
28.30 GPA
25
132.00 GPA
7
pengaturan akeh
44.40 GPA
27
130.00 GPA
13
Young kang pengaturan
69.90 GPA
29
287.00 GPA
7
Poisson rasio
0.24
28
0.03
35
Properties Teknik liyane
malleable
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
9.07
32
1.85
99+
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Semiconductor
resistivity
0.86 nΩ · m
99+
36.00 nΩ · m
99+
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.31 10 6 / cm Ω
5
elektron Affinity
50.00 kJ / mol
21
0.00 kJ / mol
40
termal Properties
Kalor tartamtu
0.17 J / (kg K)
34
1.82 J / (kg K)
2
Graham Kapasitas kalor
28.12 J / mol · K
11
16.44 J / mol · K
99+
doyo termal
14.50 W / m · K
99+
200.00 W / m · K
6
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
12.20 μm / (m · K)
31
11.30 μm / (m · K)
34
enthalpy
Enthalpy panguapan
261.00 kJ / mol
35
294.70 kJ / mol
30
Enthalpy saka Fusion
17.20 kJ / mol
15
11.72 kJ / mol
30
Enthalpy saka atomization
314.00 kJ / mol
33
326.40 kJ / mol
30
Standard molar Entropy
73.10 J / mol.K
11
9.50 J / mol.K
99+
|
||
|
||
|
