tantalum mungsuh sesium
Tabel périodik
Symbol
Ta
Cs
Panggil Group
5
13
1
17
Panggil periode
6
6
Block
d block
s pemblokiran
Family unsur
transisi Metal
alkali
CAS Number
7440257
99+
7440462
40
Jeneng papan Group
3M Im_
3M Im_
Space Group Number
229.00
1
229.00
1
facts
Facts Interesting
- Tantalum logam dikenal minangka resistance karat.
- Tantalum logam bisa gampang fabricated lan Punika dirijen apik saka panas lan listrik.
ora Cepak
sumber
Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Anders Gustaf Ekeberg
Robert Bunsen and Gustav Kirchhoff
Discovery
ing taun 1802
ing taun 1860
turah mbrawah
Turah mbrawah Ing Universe
8 * 10-9 %
31
8 * 10-8 %
24
Turah mbrawah Ing Sun
~-9999 %
~0.0000008 %
20
Turah mbrawah Ing meteorit
0.00 %
99+
0.00 %
38
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
37
0.00 %
35
Turah mbrawah Ing Segara
0.00 %
31
0.00 %
17
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
17
ulah
Ulah lan Wuku
Character length exceed error
- nggunakake paling umum saka logam Sesium yaiku adi ngebur. Sampeyan uga dipigunakaké ing Manufaktur kaca optik.
- Ing tabung vakum lan peralatan monitor radiation logam iki digunakake minangka katalis tukang promosi.
Ulah Industrial
Industry Listrik, Industry Elektronik
Industry Aerospace, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Low Toxic
mildly Toxic
Saiki ing badan Human
Ya
Ya
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
28
ing Bone
0.03 ppm
28
0.05 ppm
26
fisik Properties
leleh Point
2,996.00 ° C
4
28.50 ° C
99+
Boiling Point
5,425.00 ° C
4
678.40 ° C
99+
katon
State fisik
Solid
Solid
warna
Gray Blue
Gold perak
luster
metallic
NA
atose
Mohs atose
6.50
5
0.20
25
Brinell atose
440.00 MPa
28
0.14 MPa
99+
Vickers atose
870.00 MPa
12
ora Sumadhiya
Kacepetan swara
3,400.00 m / s
22
ora Sumadhiya
Properties Optical
reflectivity
78.00 %
6
ora Sumadhiya
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
Ta
Cs
isotop
Isotop dikenal
31
8
36
3
keelektronegatifan
Pauling Elektronegativitas
1.50
27
0.79
99+
Sanderson Elektronegativitas
ora Sumadhiya
0.22
33
Allred Rochow Elektronegativitas
1.33
22
0.86
99+
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
0.62
26
Allen Elektronegativitas
1.34
33
0.66
99+
Electropositivity
Pauling Electropositivity
2.50
27
3.21
2
tenogo ionisasi
Level Energy 1st
761.00 kJ / mol
18
375.70 kJ / mol
99+
Level Energy 2
1,500.00 kJ / mol
40
2,234.30 kJ / mol
8
Level Energy 3rd
ora Sumadhiya
3,400.00 kJ / mol
16
padha karo elektrokimia
1.35 g / amp-day
99+
4.96 g / amp-day
3
Fungsi Work elektron
4.25 eV
21
2.14 eV
99+
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Kimia Stabilitas, Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
73
99+
55
99+
Konfigurasi elektron
[Xe] 4F 14 5d 3 6s 2
[Xe] 6s 1
Struktur Crystal
Body tengah kubik (Bcc)
Body tengah kubik (Bcc)
Crystal pola
BCC-Crystal-Structure-.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
73
99+
55
99+
Jumlah Neutron
108
28
78
99+
Jumlah Èlèktron
73
99+
55
99+
Radius saka Atom
Radius atom
146.00 pm
35
265.00 pm
1
kovalen Radius
170.00 pm
25
244.00 pm
2
Van der Waals Radius
200.00 pm
28
343.00 pm
2
Bobot atom
180.95 Amu
38
132.91 Amu
99+
Volume atom
10.90 cm3 / mol
99+
71.07 cm3 / mol
1
Nomer atom jejer
Potensi Valence Electron
110.00 (-eV)
7
8.62 (-eV)
99+
Constant pola
330.13 pm
99+
614.10 pm
5
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
16.69 g / cm 3
18
1.93 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
15.00 g / cm3
9
1.84 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
0.00 (Pa)
31
ora Sumadhiya
situs kelenturan
nyukur pengaturan
69.00 GPA
13
ora Sumadhiya
pengaturan akeh
200.00 GPA
8
1.60 GPA
99+
Young kang pengaturan
186.00 GPA
13
1.70 GPA
99+
Poisson rasio
0.34
10
ora Sumadhiya
Properties Teknik liyane
ductile
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
16.65
11
1.87
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Semiconductor
resistivity
131.00 nΩ · m
25
205.00 nΩ · m
17
konduktivitas listrik
0.08 10 6 / cm Ω
27
0.05 10 6 / cm Ω
35
elektron Affinity
31.00 kJ / mol
29
45.50 kJ / mol
25
termal Properties
Kalor tartamtu
0.14 J / (kg K)
37
0.24 J / (kg K)
23
Graham Kapasitas kalor
25.36 J / mol · K
99+
32.21 J / mol · K
4
doyo termal
57.50 W / m · K
27
35.90 W / m · K
36
suhu kritis
ora Sumadhiya
1,938.00 K
5
Expansion termal
6.30 μm / (m · K)
99+
97.00 μm / (m · K)
1
enthalpy
Enthalpy panguapan
753.10 kJ / mol
2
65.90 kJ / mol
99+
Enthalpy saka Fusion
31.40 kJ / mol
3
2.10 kJ / mol
99+
Enthalpy saka atomization
782.00 kJ / mol
3
78.20 kJ / mol
99+
Standard molar Entropy
41.50 J / mol.K
37
85.20 J / mol.K
3
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