Yttrium mungsuh Samarium
Tabel périodik
Symbol
Y
Sm
Panggil Group
3
15
ora Sumadhiya
Panggil periode
5
6
Block
d block
pemblokiran f
Family unsur
transisi Metal
lanthanide
CAS Number
7440655
25
7440199
99+
Jeneng papan Group
P63 / mmc
R_ 3M
Space Group Number
194.00
5
166.00
6
facts
Facts Interesting
- Yttrium Metal punika Highly beracun.
- Yttrium Metal punika reaktif ing alam Empu ora ketemu gratis ing alam.
- Samarium logam mbantu menehi pancingan metabolisme awak.
- Samarium logam ana 1st diamati dening Jean Charles Galissard de Marignac ing Dydimia ing 1853.
sumber
Found in Minerals, Mining, Ores saka Minerals
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Johan Gadolin
Lecoq de Boisbaudran
Discovery
ing taun 1794
ing taun 1879
turah mbrawah
Turah mbrawah Ing Universe
7 * 10-7 %
17
5 * 10-7 %
19
Turah mbrawah Ing Sun
~0.0000001 %
26
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
21
0.00 %
37
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
22
0.00 %
29
Turah mbrawah Ing Segara
0.00 %
25
0.00 %
40
ulah
Ulah lan Wuku
- metal Yttrium digunakake ing wesi beda, minangka mundhak kekuatan aluminium Magnesium. Kang digunakake kanggo Filter Radar gelombang mikro.
- Sampeyan uga dipigunakaké minangka katalis ing ethene polymerisation.
Character length exceed error
Ulah Industrial
Industry Listrik, Industry Elektronik
Industry Aerospace, Industry automobile, Industri Kimia, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, Ing Reactors Nuclear
Properties biologi
keracunan
Highly Toxic
rada Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.00 Sang / mg dm-3
26
0.01 Sang / mg dm-3
22
ing Bone
0.07 ppm
25
ora Sumadhiya
fisik Properties
leleh Point
1,523.00 ° C
27
1,072.00 ° C
99+
Boiling Point
3,337.00 ° C
21
1,900.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
NA
lustrous
atose
Brinell atose
589.00 MPa
22
441.00 MPa
27
Vickers atose
ora Sumadhiya
412.00 MPa
24
Kacepetan swara
3,300.00 m / s
23
2,130.00 m / s
99+
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
Y
Sm
isotop
Isotop dikenal
19
20
30
9
keelektronegatifan
Pauling Elektronegativitas
1.22
38
1.17
40
Sanderson Elektronegativitas
0.65
29
ora Sumadhiya
Allred Rochow Elektronegativitas
1.11
29
1.07
32
Allen Elektronegativitas
1.12
38
ora Sumadhiya
Electropositivity
Pauling Electropositivity
2.78
16
2.83
14
tenogo ionisasi
Level Energy 1st
600.00 kJ / mol
99+
544.50 kJ / mol
99+
Level Energy 2
1,180.00 kJ / mol
99+
1,070.00 kJ / mol
99+
Level Energy 3rd
1,980.00 kJ / mol
99+
2,260.00 kJ / mol
99+
Level Energy 4
5,847.00 kJ / mol
10
3,990.00 kJ / mol
37
Level Energy 5th
7,430.00 kJ / mol
14
ora Sumadhiya
Level Energy 6th
8,970.00 kJ / mol
17
ora Sumadhiya
tingkat Energy 7
11,190.00 kJ / mol
18
ora Sumadhiya
Level Energy 8
12,450.00 kJ / mol
18
ora Sumadhiya
Level Energy 9
14,110.00 kJ / mol
19
ora Sumadhiya
Level Energy 10th
18,400.00 kJ / mol
17
ora Sumadhiya
Level Energy 11
19,900.00 kJ / mol
18
ora Sumadhiya
Level Energy 12
36,090.00 kJ / mol
5
ora Sumadhiya
padha karo elektrokimia
1.11 g / amp-day
99+
1.87 g / amp-day
34
Fungsi Work elektron
3.10 eV
35
2.70 eV
99+
Properties Kimia liyane
Kimia Stabilitas, kebakar, ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif
atom Properties
Panggil atom
39
99+
62
99+
Konfigurasi elektron
[Kr] 4d 1 5S 2
[Xe] 4F 6 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Rhombohedral (RHO)
Crystal pola
HCP-Crystal-Structure-of-Yttrium.jpg#100
RHO-Crystal-Structure-of-Samarium.jpg#100
atom
Jumlah proton
39
99+
62
99+
Jumlah Neutron
50
99+
88
39
Jumlah Èlèktron
39
99+
62
99+
Radius saka Atom
Radius atom
180.00 pm
14
180.00 pm
14
kovalen Radius
190.00 pm
18
198.00 pm
13
Van der Waals Radius
200.00 pm
28
229.00 pm
20
Bobot atom
88.91 Amu
99+
150.36 Amu
99+
Volume atom
19.80 cm3 / mol
21
19.95 cm3 / mol
19
Nomer atom jejer
Potensi Valence Electron
48.00 (-eV)
30
44.80 (-eV)
37
Constant pola
364.74 pm
31
362.10 pm
33
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
1.57
16
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
4.47 g / cm 3
99+
7.52 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
4.24 g / cm3
99+
7.16 g / cm3
32
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
32
0.94 (Pa)
9
Meksa beluk ing 2000 K
4.27 (Pa)
10
ora Sumadhiya
situs kelenturan
nyukur pengaturan
25.60 GPA
30
19.50 GPA
34
pengaturan akeh
41.20 GPA
30
37.80 GPA
35
Young kang pengaturan
63.50 GPA
32
49.70 GPA
37
Poisson rasio
0.24
26
0.27
19
Properties Teknik liyane
ductile
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
4.47
99+
7.52
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
596.00 nΩ · m
8
0.94 nΩ · m
99+
konduktivitas listrik
0.02 10 6 / cm Ω
99+
0.01 10 6 / cm Ω
99+
elektron Affinity
29.60 kJ / mol
30
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.30 J / (kg K)
18
0.20 J / (kg K)
31
Graham Kapasitas kalor
26.53 J / mol · K
27
29.54 J / mol · K
7
doyo termal
17.20 W / m · K
99+
13.30 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
10.60 μm / (m · K)
37
12.70 μm / (m · K)
30
enthalpy
Enthalpy panguapan
393.00 kJ / mol
18
166.40 kJ / mol
99+
Enthalpy saka Fusion
17.15 kJ / mol
16
8.62 kJ / mol
40
Enthalpy saka atomization
418.00 kJ / mol
18
209.00 kJ / mol
99+
Standard molar Entropy
44.40 J / mol.K
33
69.60 J / mol.K
15
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