thorium mungsuh Radium
Tabel périodik
Symbol
Th
Ra
Panggil Group
0
18
2
16
Panggil periode
7
7
Block
pemblokiran f
s pemblokiran
Family unsur
actinide
alkalin bumi
CAS Number
7440326
99+
7440144
99+
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00
5
229.00
1
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 Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
sumber
Found in Minerals, Mining
Mining, Ores logam
History
sing katutup
Jöns Jakob Berzelius
Not Available
Discovery
ing 1829
ing taun 1898
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
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
15
0.00 %
99+
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
20
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.
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
Ulah Industrial
Industry Aerospace, Industry automobile, Industri Kimia, Industry Listrik, Industry Elektronik
NA
Ulah Medical
Dentistry, Surgical Instruments Manufacturing
Industry Pharmaceutical
Ulah liyane
wesi, Jewellery, patung, Statues
NA
Properties biologi
keracunan
non Toxic
Highly Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-3
33
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ing Bone
0.02 ppm
29
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fisik Properties
leleh Point
1,750.00 ° C
17
700.00 ° C
99+
Boiling Point
4,790.00 ° C
8
1,737.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Silver
perak Putih
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
Ra
isotop
Isotop dikenal
28
11
33
6
keelektronegatifan
Pauling Elektronegativitas
1.30
32
0.90
99+
Allred Rochow Elektronegativitas
1.11
29
0.97
38
Mulliken-Jaffe Elektronegativitas
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0.92
20
Allen Elektronegativitas
ora Sumadhiya
0.89
99+
Electropositivity
Pauling Electropositivity
2.70
22
3.10
5
tenogo ionisasi
Level Energy 1st
587.00 kJ / mol
99+
509.30 kJ / mol
99+
Level Energy 2
1,110.00 kJ / mol
99+
979.00 kJ / mol
99+
Level Energy 3rd
1,978.00 kJ / mol
99+
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Level Energy 4
2,780.00 kJ / mol
99+
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padha karo elektrokimia
2.16 g / amp-day
24
4.22 g / amp-day
6
Fungsi Work elektron
3.41 eV
32
ora Sumadhiya
Properties Kimia liyane
Corrosion, ionisasi, Isotop radioaktif, Radioaktif
ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
90
28
88
30
Konfigurasi elektron
[Rn] 6D 2 7s 2
[Rn] 7s 2
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
FCC-Crystal-Structure-of-Thorium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
90
28
88
30
Jumlah Neutron
142
15
138
16
Jumlah Èlèktron
90
28
88
30
Radius saka Atom
Radius atom
179.80 pm
15
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kovalen Radius
206.00 pm
7
221.00 pm
3
Van der Waals Radius
237.00 pm
15
283.00 pm
4
Bobot atom
232.04 Amu
23
226.00 Amu
26
Volume atom
19.90 cm3 / mol
20
45.20 cm3 / mol
4
Nomer atom jejer
Potensi Valence Electron
59.30 (-eV)
23
20.10 (-eV)
99+
Constant pola
508.42 pm
14
514.80 pm
13
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
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Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
11.72 g / cm 3
32
5.50 g / cm 3
99+
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
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
11.70
23
5.00
99+
Nindakake Magnetic
paramagnetic
nonmagnetic
Properties Listrik
Property Listrik
superconductor
NA
resistivity
157.00 nΩ · m
22
100.00 nΩ · m
31
konduktivitas listrik
0.07 10 6 / cm Ω
31
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termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
0.12 J / (kg K)
40
Graham Kapasitas kalor
26.23 J / mol · K
30
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doyo termal
54.00 W / m · K
28
18.60 W / m · K
99+
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
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Enthalpy saka atomization
468.60 kJ / mol
15
163.00 kJ / mol
99+
Standard molar Entropy
27.30 J / mol.K
99+
71.00 J / mol.K
14
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