tungsten mungsuh rhodium
Tabel périodik
Symbol
W
Rh
Panggil Group
6
12
9
9
Panggil periode
6
5
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
7440337
99+
7440166
99+
Jeneng papan Group
3M Im_
Fm_ 3M
Space Group Number
229.00
1
225.00
2
facts
Facts Interesting
- unsur Tungsten nduweni titik leleh paling dhuwur.
- tungsten Pure bisa gampang Cut mudhun karo bantuan saka hacksaw.
- Rhodium punika unsur paling langka metu kabeh logam non-radioaktif ing bumi.
- Rhodium punika salah siji sing paling awet lan hard logam, kang uga duwe reflectance dhuwur.
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Found Minangka By-produk, Found in Minerals, Mining
History
sing katutup
Not Available
William Hyde Wollaston
Discovery
ing taun 1781
ing taun 1804
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-8 %
27
6 * 10-8 %
26
Turah mbrawah Ing Sun
~0.0000004 %
23
~0.0000002 %
25
Turah mbrawah Ing meteorit
0.00 %
39
0.00 %
36
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
39
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
18
ora Sumadhiya
ulah
Ulah lan Wuku
- Tungsten lan wesi digunakake ing dhuwur-suhu aplikasi kaya elektrods welding, pawon-suhu dhuwur, etc.
- Tungsten carbide banget hard lan digunakake ing apa logam, mining lan gas.
Character length exceed error
Ulah Industrial
Industry Aerospace, Industry automobile, Industry Listrik, Industry Elektronik
Industry Aerospace, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non Toxic
NA
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-3
31
ora Sumadhiya
ing Bone
0.00 ppm
35
ora Sumadhiya
fisik Properties
leleh Point
3,410.00 ° C
1
1,966.00 ° C
12
Boiling Point
5,660.00 ° C
1
3,727.00 ° C
17
katon
State fisik
Solid
Solid
warna
klawu putih
perak Putih
luster
lustrous
metallic
atose
Mohs atose
7.50
2
6.00
6
Brinell atose
2,000.00 MPa
4
980.00 MPa
9
Vickers atose
3,430.00 MPa
1
1,100.00 MPa
9
Kacepetan swara
4,620.00 m / s
16
4,700.00 m / s
15
Properties Optical
reflectivity
62.00 %
13
84.00 %
4
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
W
Rh
isotop
Isotop dikenal
33
6
16
23
keelektronegatifan
Pauling Elektronegativitas
2.36
2
2.28
3
Sanderson Elektronegativitas
0.98
23
ora Sumadhiya
Allred Rochow Elektronegativitas
1.40
19
1.45
16
Allen Elektronegativitas
1.47
29
1.56
24
Electropositivity
Pauling Electropositivity
1.64
99+
1.72
99+
tenogo ionisasi
Level Energy 1st
770.00 kJ / mol
16
719.70 kJ / mol
29
Level Energy 2
1,700.00 kJ / mol
29
1,740.00 kJ / mol
26
Level Energy 3rd
ora Sumadhiya
2,997.00 kJ / mol
27
padha karo elektrokimia
1.14 g / amp-day
99+
1.28 g / amp-day
99+
Fungsi Work elektron
4.55 eV
13
4.98 eV
6
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif
atom Properties
Panggil atom
74
99+
45
99+
Konfigurasi elektron
[Xe] 4F 14 5d 4 6s 2
[Kr] 4d 8 5S 1
Struktur Crystal
Body tengah kubik (Bcc)
Face tengah kubik (FCC)
Crystal pola
BCC-Crystal-Structure-.jpg#100
FCC-Crystal-Structure-of-Rhodium.jpg#100
atom
Jumlah proton
74
99+
45
99+
Jumlah Neutron
110
27
58
99+
Jumlah Èlèktron
74
99+
45
99+
Radius saka Atom
Radius atom
139.00 pm
39
134.00 pm
99+
kovalen Radius
162.00 pm
29
142.00 pm
99+
Van der Waals Radius
200.00 pm
28
200.00 pm
28
Bobot atom
183.84 Amu
37
102.91 Amu
99+
Volume atom
9.53 cm3 / mol
99+
8.30 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
140.00 (-eV)
5
64.00 (-eV)
22
Constant pola
316.52 pm
99+
380.34 pm
27
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
19.25 g / cm 3
16
12.41 g / cm 3
28
Kapadhetan Nalika Liquid (ing mp)
17.60 g / cm3
5
10.70 g / cm3
14
Strength tensile
370.00 MPa
10
951.00 MPa
5
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
0.00 (Pa)
32
0.02 (Pa)
19
situs kelenturan
nyukur pengaturan
161.00 GPA
5
150.00 GPA
6
pengaturan akeh
310.00 GPA
4
275.00 GPA
5
Young kang pengaturan
411.00 GPA
4
380.00 GPA
5
Poisson rasio
0.28
17
0.26
22
Properties Teknik liyane
ductile, malleable
malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
19.22
9
12.41
20
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
superconductor
Arman
resistivity
52.80 nΩ · m
99+
43.30 nΩ · m
99+
konduktivitas listrik
0.19 10 6 / cm Ω
10
0.21 10 6 / cm Ω
8
elektron Affinity
78.60 kJ / mol
13
109.70 kJ / mol
7
termal Properties
Kalor tartamtu
0.13 J / (kg K)
39
0.24 J / (kg K)
22
Graham Kapasitas kalor
24.27 J / mol · K
99+
24.98 J / mol · K
99+
doyo termal
173.00 W / m · K
7
150.00 W / m · K
9
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
4.50 μm / (m · K)
99+
8.20 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
799.10 kJ / mol
1
495.40 kJ / mol
12
Enthalpy saka Fusion
35.23 kJ / mol
1
21.76 kJ / mol
10
Enthalpy saka atomization
837.00 kJ / mol
1
556.50 kJ / mol
12
Standard molar Entropy
32.60 J / mol.K
99+
31.50 J / mol.K
99+
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