Protaktinium mungsuh Dysprosium
Tabel périodik
Symbol
Pa
Dy
Panggil Group
ora Sumadhiya
ora Sumadhiya
Panggil periode
7
6
Block
pemblokiran f
pemblokiran f
Family unsur
actinide
lanthanide
CAS Number
7440133
99+
7429916
99+
Jeneng papan Group
I4 / mmm
P63 / mmc
Space Group Number
139.00
8
194.00
5
facts
Facts Interesting
- metal Protaktinium wis 29 isotop.
- Isotop saka Protaktinium-231 digunakake ing gegaman nuklir.
- Dysprosium tumindak stabil ing udhara ing suhu kamar.
- Dysprosium dumadakan bgt kaya logam paramagnetic.
sumber
Found in Ores Uranium, Mining, Ores logam
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
William Crookes
Lecoq de Boisbaudran
Discovery
ing taun 1900
ing taun 1886
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
2 * 10-7 %
22
Turah mbrawah Ing Sun
~-9999 %
~0.0000002 %
25
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
33
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
28
Turah mbrawah Ing Segara
0.00 %
99+
0.00 %
35
ulah
Ulah lan Wuku
- Efesus saiki dikenal saka logam Protaktinium sing winates kanggo riset waé mung.
- Dysprosium logam reaktif amarga kang wangun murni ora minangka biasanipun minangka alloy sawijining.
- Thi alloy logam digunakake ing magnate iku resistance kanggo suhu dhuwur.
Ulah Industrial
NA
NA
Ulah Medical
NA
NA
Ulah liyane
NA
wesi, Nuclear Riset
Properties biologi
keracunan
Highly Toxic
mildly Toxic
Saiki ing badan Human
Ora
Ora
Sang
0.00 Sang / mg dm-3
37
ora Sumadhiya
ing Bone
0.00 ppm
36
ora Sumadhiya
fisik Properties
leleh Point
1,568.00 ° C
21
1,407.00 ° C
32
Boiling Point
4,027.00 ° C
12
2,562.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Silver
perak Putih
luster
metallic
metallic
atose
Brinell atose
ora Sumadhiya
500.00 MPa
23
Vickers atose
ora Sumadhiya
540.00 MPa
20
Kacepetan swara
ora Sumadhiya
2,710.00 m / s
33
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
Pa
Dy
isotop
Isotop dikenal
27
12
29
10
keelektronegatifan
Pauling Elektronegativitas
1.50
27
1.22
38
Allred Rochow Elektronegativitas
1.14
28
1.10
30
Electropositivity
Pauling Electropositivity
2.50
27
2.78
16
tenogo ionisasi
Level Energy 1st
568.00 kJ / mol
99+
573.00 kJ / mol
99+
Level Energy 2
1,128.00 kJ / mol
99+
1,130.00 kJ / mol
99+
Level Energy 3rd
1,814.00 kJ / mol
99+
2,200.00 kJ / mol
99+
Level Energy 4
2,991.00 kJ / mol
99+
3,990.00 kJ / mol
37
padha karo elektrokimia
1.72 g / amp-day
99+
2.02 g / amp-day
29
Fungsi Work elektron
ora Sumadhiya
ora Sumadhiya
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
91
27
66
99+
Konfigurasi elektron
[Rn] 5F 2 6D 1 7s 2
[Xe] 4F 9 6s 2
Struktur Crystal
Tetragonal (TETR)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
TETR-Crystal-Structure-of-Protactinium.jpg#100
HCP-Crystal-Structure-of-Dysprosium.jpg#100
atom
Jumlah proton
91
27
66
99+
Jumlah Neutron
122
21
96
35
Jumlah Èlèktron
91
27
66
99+
Radius saka Atom
Radius atom
163.00 pm
25
178.00 pm
16
kovalen Radius
200.00 pm
11
192.00 pm
17
Van der Waals Radius
243.00 pm
11
229.00 pm
20
Bobot atom
231.04 Amu
24
162.50 Amu
99+
Volume atom
15.00 cm3 / mol
34
19.00 cm3 / mol
23
Nomer atom jejer
Potensi Valence Electron
92.00 (-eV)
11
47.40 (-eV)
32
Constant pola
392.50 pm
23
359.30 pm
37
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.57
15
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
15.37 g / cm 3
20
8.54 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
8.37 g / cm3
25
Strength tensile
ora Sumadhiya
120.00 MPa
15
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
situs kelenturan
nyukur pengaturan
ora Sumadhiya
24.70 GPA
31
pengaturan akeh
ora Sumadhiya
40.50 GPA
31
Young kang pengaturan
ora Sumadhiya
61.40 GPA
33
Poisson rasio
ora Sumadhiya
0.25
25
Properties Teknik liyane
Unknown
Sectile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
15.37
12
8.55
38
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
177.00 nΩ · m
21
926.00 nΩ · m
2
konduktivitas listrik
0.05 10 6 / cm Ω
34
0.01 10 6 / cm Ω
99+
elektron Affinity
ora Sumadhiya
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
0.17 J / (kg K)
34
Graham Kapasitas kalor
ora Sumadhiya
27.70 J / mol · K
14
doyo termal
47.00 W / m · K
32
10.70 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
9.90 μm / (m · K)
40
9.90 μm / (m · K)
40
enthalpy
Enthalpy panguapan
ora Sumadhiya
230.00 kJ / mol
39
Enthalpy saka Fusion
12.34 kJ / mol
28
11.05 kJ / mol
32
Enthalpy saka atomization
ora Sumadhiya
301.00 kJ / mol
36
Standard molar Entropy
198.10 J / mol.K
1
75.60 J / mol.K
7
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