thorium mungsuh Curium
Tabel périodik
Symbol
Th
Cm
Panggil Group
0
18
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Panggil periode
7
7
Block
pemblokiran f
pemblokiran f
Family unsur
actinide
actinide
CAS Number
7440326
99+
7440519
36
Jeneng papan Group
P63 / mmc
ora Sumadhiya
Space Group Number
194.00
5
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facts
Facts Interesting
- metal Thorium digunakake minangka pilihan sulih liwat Uranium kanggo bahan bakar nuklir.
- Thorium logam katon (putih, alus) iku kaya-kaya padha Lead logam.
- metal Curium ora kelakon free ing alam.
- metal Curium logam sintetik diprodhuksi.
sumber
Found in Minerals, Mining
Némbakaké Plutonium karo helium ion
History
sing katutup
Jöns Jakob Berzelius
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
Discovery
ing 1829
ing 1944
turah mbrawah
Turah mbrawah Ing Universe
3 * 10-4 %
9
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Turah mbrawah Ing Sun
~0.0004 %
9
~-9999 %
Turah mbrawah Ing meteorit
0.05 %
11
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Turah mbrawah Ing bumi lemah ndhuwur
0.66 %
7
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Turah mbrawah Ing Segara
0.00 %
15
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ulah
Ulah lan Wuku
- metal Thorium digunakake minangka agen allying kanggo Magnesium, Iku imparts kekuatan luwih lan resistance kanggo suhu.
- senyawa saka logam Thorium oxide digunakake minangka katalis industri.
- metal Curium digunakake kanggo nyedhiyani daya kanggo peralatan listrik kanggo papan misi.
Ulah Industrial
Industry Aerospace, Industry automobile, Industri Kimia, Industry Listrik, Industry Elektronik
NA
Ulah Medical
Dentistry, Surgical Instruments Manufacturing
NA
Ulah liyane
wesi, Jewellery, patung, Statues
tujuan Research
Properties biologi
keracunan
non Toxic
Unknown
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-3
33
0.00 Sang / mg dm-3
37
ing Bone
0.02 ppm
29
0.00 ppm
36
fisik Properties
leleh Point
1,750.00 ° C
17
1,340.00 ° C
34
Boiling Point
4,790.00 ° C
8
3,110.00 ° C
30
katon
State fisik
Solid
Solid
warna
Silver
Silver
luster
NA
metallic
atose
Mohs atose
3.00
12
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Brinell atose
390.00 MPa
29
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Vickers atose
295.00 MPa
29
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Kacepetan swara
2,490.00 m / s
36
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Properties Optical
allotropes
Ora
Ora
α allotropes
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β allotropes
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γ allotropes
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Kimia Properties
Formula Kimia
Th
Cm
isotop
Isotop dikenal
28
11
15
24
keelektronegatifan
Pauling Elektronegativitas
1.30
32
1.30
32
Allred Rochow Elektronegativitas
1.11
29
1.20
27
Electropositivity
Pauling Electropositivity
2.70
22
2.70
22
tenogo ionisasi
Level Energy 1st
587.00 kJ / mol
99+
581.00 kJ / mol
99+
Level Energy 2
1,110.00 kJ / mol
99+
1,196.00 kJ / mol
99+
Level Energy 3rd
1,978.00 kJ / mol
99+
2,026.00 kJ / mol
99+
Level Energy 4
2,780.00 kJ / mol
99+
3,550.00 kJ / mol
99+
padha karo elektrokimia
2.16 g / amp-day
24
3.07 g / amp-day
16
Fungsi Work elektron
3.41 eV
32
ora Sumadhiya
Properties Kimia liyane
Corrosion, ionisasi, Isotop radioaktif, Radioaktif
ionisasi, Isotop radioaktif
atom Properties
Panggil atom
90
28
96
22
Konfigurasi elektron
[Rn] 6D 2 7s 2
[Rn] 5F 7 6D 1 7s 2
Struktur Crystal
Face tengah kubik (FCC)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
FCC-Crystal-Structure-of-Thorium.jpg#100
DHCP-Crystal-Structure-of-Curium.jpg#100
atom
Jumlah proton
90
28
96
22
Jumlah Neutron
142
15
151
10
Jumlah Èlèktron
90
28
96
22
Radius saka Atom
Radius atom
179.80 pm
15
174.00 pm
20
kovalen Radius
206.00 pm
7
169.00 pm
26
Van der Waals Radius
237.00 pm
15
200.00 pm
28
Bobot atom
232.04 Amu
23
247.00 Amu
18
Volume atom
19.90 cm3 / mol
20
18.28 cm3 / mol
26
Nomer atom jejer
Potensi Valence Electron
59.30 (-eV)
23
44.50 (-eV)
38
Constant pola
508.42 pm
14
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pola Angles
π/2, π/2, π/2
NA
Pola C / A rasio
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Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
11.72 g / cm 3
32
13.51 g / cm 3
25
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
13.85 g / cm3
10
Strength tensile
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viskositas
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meksa beluk
Meksa beluk ing 2000 K
0.00 (Pa)
22
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situs kelenturan
nyukur pengaturan
31.00 GPA
21
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pengaturan akeh
54.00 GPA
22
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Young kang pengaturan
79.00 GPA
24
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Poisson rasio
0.27
20
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Properties Teknik liyane
ductile
Unknown
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
11.70
23
13.51
17
Nindakake Magnetic
paramagnetic
Antiferromagnetic
Properties Listrik
Property Listrik
superconductor
Unknown
resistivity
157.00 nΩ · m
22
1.25 nΩ · m
99+
konduktivitas listrik
0.07 10 6 / cm Ω
31
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termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
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Graham Kapasitas kalor
26.23 J / mol · K
30
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doyo termal
54.00 W / m · K
28
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suhu kritis
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Expansion termal
11.00 μm / (m · K)
36
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enthalpy
Enthalpy panguapan
429.00 kJ / mol
15
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Enthalpy saka Fusion
15.48 kJ / mol
19
15.00 kJ / mol
21
Enthalpy saka atomization
468.60 kJ / mol
15
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Standard molar Entropy
27.30 J / mol.K
99+
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