Dysprosium mungsuh polonium
Tabel périodik
Symbol
Dy
Po
Panggil Group
ora Sumadhiya
16
2
Panggil periode
6
6
Block
pemblokiran f
p pemblokiran
Family unsur
lanthanide
Transisi Post-
CAS Number
7429916
99+
7440086
99+
Jeneng papan Group
P63 / mmc
Pm-3M
Space Group Number
194.00
5
221.00
3
facts
Facts Interesting
- Dysprosium tumindak stabil ing udhara ing suhu kamar.
- Dysprosium dumadakan bgt kaya logam paramagnetic.
- Polonium unsur radioaktif sing pisanan ditemokaké.
- unsur polonium lan senyawa Highly radioaktif.
- Sawijining logam campuran karo Beryllium menehi sumber neutron.
sumber
Found in Minerals, Mining, Ores saka Minerals
Mining, Ores logam
History
sing katutup
Lecoq de Boisbaudran
Pierre Curie and Marie Curie
Discovery
ing taun 1886
ing taun 1898
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
ora Sumadhiya
Turah mbrawah Ing Sun
~0.0000002 %
25
~-9999 %
Turah mbrawah Ing meteorit
0.00 %
33
ora Sumadhiya
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
28
ora Sumadhiya
Turah mbrawah Ing Segara
0.00 %
35
0.00 %
99+
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.
- Polonium logam allotropes beda, kang digunakake ing piranti antistatic lan kanggo riset waé.
- A 1 gram saka Polonium bisa tekan suhu 500 ° C, Empu kang digunakake minangka sumber panas kanggo peralatan papan.
Ulah Industrial
NA
Industry Aerospace, Industry amunisi
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset
wesi
Properties biologi
keracunan
mildly Toxic
Highly Toxic
Saiki ing badan Human
Ora
Ora
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
37
ing Bone
ora Sumadhiya
0.00 ppm
36
fisik Properties
leleh Point
1,407.00 ° C
32
254.00 ° C
99+
Boiling Point
2,562.00 ° C
99+
962.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
Silver
luster
metallic
NA
atose
Brinell atose
500.00 MPa
23
ora Sumadhiya
Vickers atose
540.00 MPa
20
ora Sumadhiya
Kacepetan swara
2,710.00 m / s
33
ora Sumadhiya
Properties Optical
allotropes
Ora
Ya
α allotropes
ora Sumadhiya
α-polonium
β allotropes
ora Sumadhiya
β-polonium
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Dy
Po
isotop
Isotop dikenal
29
10
29
10
keelektronegatifan
Pauling Elektronegativitas
1.22
38
2.00
7
Allred Rochow Elektronegativitas
1.10
30
1.76
2
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
2.48
1
Allen Elektronegativitas
ora Sumadhiya
2.19
2
Electropositivity
Pauling Electropositivity
2.78
16
2.00
99+
tenogo ionisasi
Level Energy 1st
573.00 kJ / mol
99+
812.10 kJ / mol
14
Level Energy 2
1,130.00 kJ / mol
99+
ora Sumadhiya
Level Energy 3rd
2,200.00 kJ / mol
99+
ora Sumadhiya
Level Energy 4
3,990.00 kJ / mol
37
ora Sumadhiya
padha karo elektrokimia
2.02 g / amp-day
29
3.90 g / amp-day
8
Fungsi Work elektron
ora Sumadhiya
ora Sumadhiya
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
66
99+
84
32
Konfigurasi elektron
[Xe] 4F 9 6s 2
[Xe] 4F 14 5d 10 6s 2 6p 4
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Pénguapan (Mon)
Crystal pola
HCP-Crystal-Structure-of-Dysprosium.jpg#100
MON-Crystal-Structure-of-Polonium.jpg#100
atom
Jumlah proton
66
99+
84
32
Jumlah Neutron
96
35
125
19
Jumlah Èlèktron
66
99+
84
32
Radius saka Atom
Radius atom
178.00 pm
16
168.00 pm
23
kovalen Radius
192.00 pm
17
140.00 pm
99+
Van der Waals Radius
229.00 pm
20
197.00 pm
29
Bobot atom
162.50 Amu
99+
209.00 Amu
28
Volume atom
19.00 cm3 / mol
23
22.23 cm3 / mol
13
Nomer atom jejer
Potensi Valence Electron
47.40 (-eV)
32
ora Sumadhiya
Constant pola
359.30 pm
37
335.90 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.57
15
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
8.54 g / cm 3
99+
9.20 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
8.37 g / cm3
25
9.40 g / cm3
19
Strength tensile
120.00 MPa
15
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
situs kelenturan
nyukur pengaturan
24.70 GPA
31
ora Sumadhiya
pengaturan akeh
40.50 GPA
31
ora Sumadhiya
Young kang pengaturan
61.40 GPA
33
ora Sumadhiya
Poisson rasio
0.25
25
ora Sumadhiya
Properties Teknik liyane
Sectile
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
8.55
38
9.32
31
Nindakake Magnetic
paramagnetic
nonmagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
926.00 nΩ · m
2
0.40 nΩ · m
99+
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.02 10 6 / cm Ω
99+
elektron Affinity
50.00 kJ / mol
21
183.30 kJ / mol
3
termal Properties
Kalor tartamtu
0.17 J / (kg K)
34
0.12 J / (kg K)
40
Graham Kapasitas kalor
27.70 J / mol · K
14
26.40 J / mol · K
28
doyo termal
10.70 W / m · K
99+
20.00 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
9.90 μm / (m · K)
40
23.50 μm / (m · K)
16
enthalpy
Enthalpy panguapan
230.00 kJ / mol
39
60.30 kJ / mol
99+
Enthalpy saka Fusion
11.05 kJ / mol
32
13.00 kJ / mol
26
Enthalpy saka atomization
301.00 kJ / mol
36
134.00 kJ / mol
99+
Standard molar Entropy
75.60 J / mol.K
7
ora Sumadhiya
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