Dysprosium mungsuh Hafnium
Tabel périodik
Symbol
Dy
Hf
Panggil Group
ora Sumadhiya
4
14
Panggil periode
6
6
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7429916
99+
7440586
30
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- Dysprosium tumindak stabil ing udhara ing suhu kamar.
- Dysprosium dumadakan bgt kaya logam paramagnetic.
- Hafnium logam reaktif, Empu ora ketemu gratis ing alam.
- metal Hafnium minangka predicated sawise Mendeleev rampung tabel périodik kang.
sumber
Found in Minerals, Mining, Ores saka Minerals
Miturut-produk Nyaring panggolekan Zirconium
History
sing katutup
Lecoq de Boisbaudran
Dirk Coster and George de Hevesy
Discovery
ing taun 1886
ing taun 1922
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
7 * 10-8 %
25
Turah mbrawah Ing Sun
~0.0000002 %
25
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
33
0.00 %
37
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
28
0.00 %
31
Turah mbrawah Ing Segara
0.00 %
35
0.00 %
27
ulah
Ulah lan Wuku
- Dysprosium logam reaktif amarga kang wangun murni ora minangka biasanipun minangka alloy sawijining.
- Thi alloy logam digunakake ing magnate iku resistance kanggo suhu dhuwur.
Character length exceed error
Ulah Industrial
NA
Industry amunisi
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset
wesi, Ing Reactors Nuclear, Nuclear Riset, tujuan Research
Properties biologi
keracunan
mildly Toxic
Toxic
Saiki ing badan Human
Ora
Ora
fisik Properties
leleh Point
1,407.00 ° C
32
2,150.00 ° C
10
Boiling Point
2,562.00 ° C
99+
5,400.00 ° C
5
katon
State fisik
Solid
Solid
warna
perak Putih
Gray
luster
metallic
metallic
atose
Mohs atose
ora Sumadhiya
5.50
7
Brinell atose
500.00 MPa
23
1,450.00 MPa
6
Vickers atose
540.00 MPa
20
1,520.00 MPa
5
Kacepetan swara
2,710.00 m / s
33
3,010.00 m / s
27
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
Dy
Hf
isotop
Isotop dikenal
29
10
32
7
keelektronegatifan
Pauling Elektronegativitas
1.22
38
1.30
32
Allred Rochow Elektronegativitas
1.10
30
1.23
25
Allen Elektronegativitas
ora Sumadhiya
1.16
37
Electropositivity
Pauling Electropositivity
2.78
16
2.70
22
tenogo ionisasi
Level Energy 1st
573.00 kJ / mol
99+
658.50 kJ / mol
40
Level Energy 2
1,130.00 kJ / mol
99+
1,440.00 kJ / mol
99+
Level Energy 3rd
2,200.00 kJ / mol
99+
2,250.00 kJ / mol
99+
Level Energy 4
3,990.00 kJ / mol
37
3,216.00 kJ / mol
99+
padha karo elektrokimia
2.02 g / amp-day
29
1.66 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
3.90 eV
27
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
66
99+
72
99+
Konfigurasi elektron
[Xe] 4F 9 6s 2
[Xe] 4F 14 5d 2 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
HCP-Crystal-Structure-of-Dysprosium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
66
99+
72
99+
Jumlah Neutron
96
35
106
29
Jumlah Èlèktron
66
99+
72
99+
Radius saka Atom
Radius atom
178.00 pm
16
159.00 pm
28
kovalen Radius
192.00 pm
17
175.00 pm
23
Van der Waals Radius
229.00 pm
20
200.00 pm
28
Bobot atom
162.50 Amu
99+
178.49 Amu
39
Volume atom
19.00 cm3 / mol
23
13.60 cm3 / mol
38
Nomer atom jejer
Potensi Valence Electron
47.40 (-eV)
32
81.00 (-eV)
16
Constant pola
359.30 pm
37
319.64 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
1.57
15
1.58
12
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
8.54 g / cm 3
99+
13.31 g / cm 3
26
Kapadhetan Nalika Liquid (ing mp)
8.37 g / cm3
25
12.00 g / cm3
12
Strength tensile
120.00 MPa
15
445.00 MPa
8
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.00 (Pa)
24
situs kelenturan
nyukur pengaturan
24.70 GPA
31
30.00 GPA
23
pengaturan akeh
40.50 GPA
31
110.00 GPA
15
Young kang pengaturan
61.40 GPA
33
78.00 GPA
25
Poisson rasio
0.25
25
0.37
7
Properties Teknik liyane
Sectile
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
8.55
38
13.31
18
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
926.00 nΩ · m
2
331.00 nΩ · m
14
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.03 10 6 / cm Ω
39
elektron Affinity
50.00 kJ / mol
21
0.00 kJ / mol
40
termal Properties
Kalor tartamtu
0.17 J / (kg K)
34
0.14 J / (kg K)
37
Graham Kapasitas kalor
27.70 J / mol · K
14
25.73 J / mol · K
36
doyo termal
10.70 W / m · K
99+
23.00 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
9.90 μm / (m · K)
40
5.90 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
230.00 kJ / mol
39
661.10 kJ / mol
5
Enthalpy saka Fusion
11.05 kJ / mol
32
25.10 kJ / mol
8
Enthalpy saka atomization
301.00 kJ / mol
36
703.00 kJ / mol
5
Standard molar Entropy
75.60 J / mol.K
7
43.60 J / mol.K
34
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