Samarium mungsuh Gold
Tabel périodik
Symbol
Sm
Au
Panggil Group
ora Sumadhiya
11
7
Panggil periode
6
6
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7440199
99+
7440575
31
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.
Character length exceed error
sumber
Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Mining, Ores logam
History
sing katutup
Lecoq de Boisbaudran
Unknown
Discovery
ing taun 1879
Sadurunge 6000 SM
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-7 %
19
6 * 10-8 %
26
Turah mbrawah Ing Sun
~0.0000001 %
26
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
37
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
29
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
40
0.00 %
21
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
18
ulah
Ulah lan Wuku
Character length exceed error
- metal Gold utamané dipigunakaké kanggo Jewelry, bullion, koin, etc.
- Kang digunakake ing seni, hiasan, ornamen, etc. Sampeyan uga dipigunakaké kanggo proses listrik.
Ulah Industrial
Industry Aerospace, Industry automobile, Industri Kimia, Industry Listrik, Industry Elektronik
Industri Kimia, Industry Clothing, Industry Listrik, Industry Elektronik
Ulah Medical
NA
Dentistry, Industry Pharmaceutical
Ulah liyane
wesi, Ing Reactors Nuclear
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
rada Toxic
non Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.01 Sang / mg dm-3
22
0.00 Sang / mg dm-3
35
ing Bone
ora Sumadhiya
0.02 ppm
30
fisik Properties
leleh Point
1,072.00 ° C
99+
1,064.43 ° C
99+
Boiling Point
1,900.00 ° C
99+
2,807.00 ° C
36
katon
State fisik
Solid
Solid
warna
perak Putih
Gold
luster
lustrous
metallic
atose
Mohs atose
ora Sumadhiya
2.50
14
Brinell atose
441.00 MPa
27
194.00 MPa
99+
Vickers atose
412.00 MPa
24
216.00 MPa
31
Kacepetan swara
2,130.00 m / s
99+
2,030.00 m / s
99+
Properties Optical
reflectivity
ora Sumadhiya
95.00 %
2
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
Au
isotop
Isotop dikenal
30
9
36
3
keelektronegatifan
Pauling Elektronegativitas
1.17
40
2.54
1
Allred Rochow Elektronegativitas
1.07
32
1.42
18
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
1.87
7
Allen Elektronegativitas
ora Sumadhiya
1.92
5
Electropositivity
Pauling Electropositivity
2.83
14
1.46
99+
tenogo ionisasi
Level Energy 1st
544.50 kJ / mol
99+
890.10 kJ / mol
8
Level Energy 2
1,070.00 kJ / mol
99+
1,980.00 kJ / mol
12
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
2.45 g / amp-day
21
Fungsi Work elektron
2.70 eV
99+
5.10 eV
4
Properties Kimia liyane
ionisasi, Isotop radioaktif
Kimia Stabilitas, ionisasi, kelarutan
atom Properties
Panggil atom
62
99+
79
37
Konfigurasi elektron
[Xe] 4F 6 6s 2
[Xe] 4F 14 5d 10 6s 1
Struktur Crystal
Rhombohedral (RHO)
Face tengah kubik (FCC)
Crystal pola
RHO-Crystal-Structure-of-Samarium.jpg#100
FCC-Crystal-Structure-of-Gold.jpg#100
atom
Jumlah proton
62
99+
79
37
Jumlah Neutron
88
39
118
23
Jumlah Èlèktron
62
99+
79
37
Radius saka Atom
Radius atom
180.00 pm
14
151.00 pm
32
kovalen Radius
198.00 pm
13
144.00 pm
40
Van der Waals Radius
229.00 pm
20
166.00 pm
39
Bobot atom
150.36 Amu
99+
196.97 Amu
33
Volume atom
19.95 cm3 / mol
19
10.20 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
44.80 (-eV)
37
43.40 (-eV)
99+
Constant pola
362.10 pm
33
407.82 pm
21
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
1.61
4
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
7.52 g / cm 3
99+
19.30 g / cm 3
15
Kapadhetan Nalika Liquid (ing mp)
7.16 g / cm3
32
17.31 g / cm3
6
Strength tensile
ora Sumadhiya
120.00 MPa
15
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.94 (Pa)
9
0.00 (Pa)
23
Meksa beluk ing 2000 K
ora Sumadhiya
67.00 (Pa)
4
situs kelenturan
nyukur pengaturan
19.50 GPA
34
27.00 GPA
27
pengaturan akeh
37.80 GPA
35
180.00 GPA
9
Young kang pengaturan
49.70 GPA
37
79.00 GPA
24
Poisson rasio
0.27
19
0.40
4
Properties Teknik liyane
NA
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
7.52
99+
19.32
8
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
0.94 nΩ · m
99+
2.20 nΩ · m
99+
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.45 10 6 / cm Ω
3
elektron Affinity
50.00 kJ / mol
21
222.80 kJ / mol
1
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
25.42 J / mol · K
40
doyo termal
13.30 W / m · K
99+
318.00 W / m · K
3
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
12.70 μm / (m · K)
30
14.20 μm / (m · K)
26
enthalpy
Enthalpy panguapan
166.40 kJ / mol
99+
324.40 kJ / mol
27
Enthalpy saka Fusion
8.62 kJ / mol
40
12.55 kJ / mol
27
Enthalpy saka atomization
209.00 kJ / mol
99+
364.00 kJ / mol
25
Standard molar Entropy
69.60 J / mol.K
15
47.40 J / mol.K
32
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