osmium mungsuh Hafnium
Tabel périodik
Symbol
Os
Hf
Panggil Group
8
10
4
14
Panggil periode
6
6
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
7440042
99+
7440586
30
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- Osmium logam ora oxidize ing online kajaba kang digawe panas.
- Nanging yen digawe panas den iku formulir Osmium tetroxide, kang Highly beracun.
- Hafnium logam reaktif, Empu ora ketemu gratis ing alam.
- metal Hafnium minangka predicated sawise Mendeleev rampung tabel périodik kang.
sumber
Found Minangka By-produk, Found in Minerals, Mining
Miturut-produk Nyaring panggolekan Zirconium
History
sing katutup
Smithson Tennant
Dirk Coster and George de Hevesy
Discovery
ing 1803
ing taun 1922
turah mbrawah
Turah mbrawah Ing Universe
3 * 10-7 %
21
7 * 10-8 %
25
Turah mbrawah Ing Sun
~0.0000002 %
25
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
28
0.00 %
37
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
31
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
27
ulah
Ulah lan Wuku
- Nduweni Efesus banget winates lan wesi banget hard lan digunakake ing Manufaktur saka tips pen, pivots, jarum lan kontak electrical.
- Sampeyan uga dipigunakaké minangka katalis industri kanggo nyepetake reaksi kimia.
Character length exceed error
Ulah Industrial
Industry Aerospace, Industry automobile, Industry Listrik, Industry Elektronik
Industry amunisi
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, Ing Reactors Nuclear, Nuclear Riset, tujuan Research
Properties biologi
keracunan
Highly Toxic
Toxic
Saiki ing badan Human
Ora
Ora
fisik Properties
leleh Point
3,045.00 ° C
3
2,150.00 ° C
10
Boiling Point
5,027.00 ° C
6
5,400.00 ° C
5
katon
State fisik
Solid
Solid
warna
Perak werna-Gray
Gray
luster
metallic
metallic
atose
Mohs atose
7.00
3
5.50
7
Brinell atose
3,490.00 MPa
1
1,450.00 MPa
6
Vickers atose
ora Sumadhiya
1,520.00 MPa
5
Kacepetan swara
4,940.00 m / s
11
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
Os
Hf
isotop
Isotop dikenal
35
4
32
7
keelektronegatifan
Pauling Elektronegativitas
2.20
4
1.30
32
Allred Rochow Elektronegativitas
1.52
12
1.23
25
Allen Elektronegativitas
1.65
19
1.16
37
Electropositivity
Pauling Electropositivity
1.80
99+
2.70
22
tenogo ionisasi
Level Energy 1st
840.00 kJ / mol
12
658.50 kJ / mol
40
Level Energy 2
1,309.80 kJ / mol
99+
1,440.00 kJ / mol
99+
Level Energy 3rd
1,600.00 kJ / mol
99+
2,250.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
3,216.00 kJ / mol
99+
padha karo elektrokimia
1.77 g / amp-day
38
1.66 g / amp-day
99+
Fungsi Work elektron
4.83 eV
8
3.90 eV
27
Properties Kimia liyane
Kimia Stabilitas, ionisasi, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
76
40
72
99+
Konfigurasi elektron
[Xe] 4F 14 5d 6 6s 2
[Xe] 4F 14 5d 2 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
76
39
72
99+
Jumlah Neutron
114
25
106
29
Jumlah Èlèktron
76
39
72
99+
Radius saka Atom
Radius atom
133.80 pm
99+
159.00 pm
28
kovalen Radius
ora Sumadhiya
175.00 pm
23
Van der Waals Radius
216.00 pm
24
200.00 pm
28
Bobot atom
190.23 Amu
35
178.49 Amu
39
Volume atom
8.49 cm3 / mol
99+
13.60 cm3 / mol
38
Nomer atom jejer
Potensi Valence Electron
91.40 (-eV)
12
81.00 (-eV)
16
Constant pola
273.44 pm
99+
319.64 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
1.58
14
1.58
12
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
22.59 g / cm 3
9
13.31 g / cm 3
26
Kapadhetan Nalika Liquid (ing mp)
20.00 g / cm3
1
12.00 g / cm3
12
Strength tensile
1,000.00 MPa
4
445.00 MPa
8
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
0.00 (Pa)
28
0.00 (Pa)
24
situs kelenturan
nyukur pengaturan
222.00 GPA
1
30.00 GPA
23
pengaturan akeh
462.00 GPA
1
110.00 GPA
15
Young kang pengaturan
ora Sumadhiya
78.00 GPA
25
Poisson rasio
0.25
24
0.37
7
Properties Teknik liyane
ductile
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
22.57
2
13.31
18
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
81.20 nΩ · m
35
331.00 nΩ · m
14
konduktivitas listrik
0.11 10 6 / cm Ω
18
0.03 10 6 / cm Ω
39
elektron Affinity
106.10 kJ / mol
9
0.00 kJ / mol
40
termal Properties
Kalor tartamtu
0.13 J / (kg K)
39
0.14 J / (kg K)
37
Graham Kapasitas kalor
24.70 J / mol · K
99+
25.73 J / mol · K
36
doyo termal
87.60 W / m · K
19
23.00 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
5.10 μm / (m · K)
99+
5.90 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
627.60 kJ / mol
7
661.10 kJ / mol
5
Enthalpy saka Fusion
29.30 kJ / mol
4
25.10 kJ / mol
8
Enthalpy saka atomization
669.00 kJ / mol
6
703.00 kJ / mol
5
Standard molar Entropy
32.60 J / mol.K
99+
43.60 J / mol.K
34
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