Samarium mungsuh Platinum
Tabel périodik
Symbol
Sm
Pt
Panggil Group
ora Sumadhiya
10
8
Panggil periode
6
6
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7440199
99+
7440064
99+
Jeneng papan Group
R_ 3M
Fm_ 3M
Space Group Number
166.00
6
225.00
2
facts
Facts Interesting
- Samarium logam mbantu menehi pancingan metabolisme awak.
- Samarium logam ana 1st diamati dening Jean Charles Galissard de Marignac ing Dydimia ing 1853.
- Platinum punika logam paling langka saka kategori logam larang regane ..
- Iklan Platinum diprodhuksi minangka prodhuk sampingan ores saka nikel.
sumber
Found in Minerals, Mining, Ores saka Minerals
Mining, Ores logam, Ores saka Minerals
History
sing katutup
Lecoq de Boisbaudran
Antonio de Ulloa
Discovery
ing taun 1879
ing 1735
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-7 %
19
5 * 10-7 %
19
Turah mbrawah Ing Sun
~0.0000001 %
26
~0.0000009 %
19
Turah mbrawah Ing meteorit
0.00 %
37
0.00 %
25
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
29
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
40
ora Sumadhiya
ulah
Ulah lan Wuku
Character length exceed error
- Platinum logam utamané dipigunakaké ing perhiasan.
- Platinum digunakake minangka katalis industri ing asam nitrat, silikon lan benzena.
Ulah Industrial
Industry Aerospace, Industry automobile, Industri Kimia, Industry Listrik, Industry Elektronik
Industry Aerospace, Industri Kimia
Ulah Medical
NA
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
Ulah liyane
wesi, Ing Reactors Nuclear
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
rada Toxic
non Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.01 Sang / mg dm-3
22
ora Sumadhiya
fisik Properties
leleh Point
1,072.00 ° C
99+
1,772.00 ° C
16
Boiling Point
1,900.00 ° C
99+
3,827.00 ° C
15
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
lustrous
metallic
atose
Mohs atose
ora Sumadhiya
3.50
11
Brinell atose
441.00 MPa
27
300.00 MPa
34
Vickers atose
412.00 MPa
24
400.00 MPa
25
Kacepetan swara
2,130.00 m / s
99+
2,800.00 m / s
29
Properties Optical
reflectivity
ora Sumadhiya
73.00 %
8
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
Sm
Pt
isotop
Isotop dikenal
30
9
35
4
keelektronegatifan
Pauling Elektronegativitas
1.17
40
2.28
3
Allred Rochow Elektronegativitas
1.07
32
1.44
17
Allen Elektronegativitas
ora Sumadhiya
1.72
16
Electropositivity
Pauling Electropositivity
2.83
14
1.72
99+
tenogo ionisasi
Level Energy 1st
544.50 kJ / mol
99+
870.00 kJ / mol
10
Level Energy 2
1,070.00 kJ / mol
99+
1,791.00 kJ / mol
21
Level Energy 3rd
2,260.00 kJ / mol
99+
ora Sumadhiya
Level Energy 4
3,990.00 kJ / mol
37
ora Sumadhiya
padha karo elektrokimia
1.87 g / amp-day
34
1.82 g / amp-day
35
Fungsi Work elektron
2.70 eV
99+
5.65 eV
1
Properties Kimia liyane
ionisasi, Isotop radioaktif
Kimia Stabilitas, anti Corrosion, ionisasi
atom Properties
Panggil atom
62
99+
78
38
Konfigurasi elektron
[Xe] 4F 6 6s 2
[Xe] 4F 14 5d 9 6s 1
Struktur Crystal
Rhombohedral (RHO)
Face tengah kubik (FCC)
Crystal pola
RHO-Crystal-Structure-of-Samarium.jpg#100
FCC-Crystal-Structure-of-Platinum.jpg#100
atom
Jumlah proton
62
99+
78
38
Jumlah Neutron
88
39
117
24
Jumlah Èlèktron
62
99+
78
38
Radius saka Atom
Radius atom
180.00 pm
14
139.00 pm
39
kovalen Radius
198.00 pm
13
136.00 pm
99+
Van der Waals Radius
229.00 pm
20
175.00 pm
36
Bobot atom
150.36 Amu
99+
47.87 Amu
99+
Volume atom
19.95 cm3 / mol
19
9.09 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
44.80 (-eV)
37
392.42 (-eV)
1
Constant pola
362.10 pm
33
392.42 pm
24
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
7.52 g / cm 3
99+
21.45 g / cm 3
11
Kapadhetan Nalika Liquid (ing mp)
7.16 g / cm3
32
19.77 g / cm3
2
Strength tensile
ora Sumadhiya
125.00 MPa
14
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.94 (Pa)
9
ora Sumadhiya
Meksa beluk ing 2000 K
ora Sumadhiya
0.07 (Pa)
18
situs kelenturan
nyukur pengaturan
19.50 GPA
34
61.00 GPA
14
pengaturan akeh
37.80 GPA
35
230.00 GPA
6
Young kang pengaturan
49.70 GPA
37
168.00 GPA
14
Poisson rasio
0.27
19
0.38
6
Properties Teknik liyane
NA
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
7.52
99+
21.45
4
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
ora Sumadhiya
0.00 H / m
3
Properties Listrik
Property Listrik
Arman
Arman
resistivity
0.94 nΩ · m
99+
105.00 nΩ · m
30
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.10 10 6 / cm Ω
21
elektron Affinity
50.00 kJ / mol
21
205.30 kJ / mol
2
termal Properties
Kalor tartamtu
0.20 J / (kg K)
31
0.13 J / (kg K)
39
Graham Kapasitas kalor
29.54 J / mol · K
7
25.86 J / mol · K
35
doyo termal
13.30 W / m · K
99+
71.60 W / m · K
24
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
12.70 μm / (m · K)
30
8.80 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
166.40 kJ / mol
99+
510.50 kJ / mol
11
Enthalpy saka Fusion
8.62 kJ / mol
40
19.70 kJ / mol
12
Enthalpy saka atomization
209.00 kJ / mol
99+
565.00 kJ / mol
11
Standard molar Entropy
69.60 J / mol.K
15
41.60 J / mol.K
36
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