tantalum mungsuh Actinium
Tabel périodik
Symbol
Ta
Ac
Panggil Group
5
13
ora Sumadhiya
Panggil periode
6
7
Block
d block
pemblokiran f
Family unsur
transisi Metal
actinide
CAS Number
7440257
99+
7440348
99+
Jeneng papan Group
3M Im_
Fm_ 3M
Space Group Number
229.00
1
225.00
2
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
Dijupuk dening Nambani Radium karo Neutron, Ores logam
History
sing katutup
Anders Gustaf Ekeberg
Friedrich Oskar Giesel
Discovery
ing taun 1802
ing taun 1902
turah mbrawah
Turah mbrawah Ing Universe
8 * 10-9 %
31
ora Sumadhiya
Turah mbrawah Ing meteorit
0.00 %
99+
ora Sumadhiya
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
37
ora Sumadhiya
Turah mbrawah Ing Segara
0.00 %
31
ora Sumadhiya
ulah
Ulah lan Wuku
Character length exceed error
- metal Actinium wis sumber sinar alfa nanging ora dienggo njaba riset waé.
Ulah Industrial
Industry Listrik, Industry Elektronik
NA
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, Nuclear Riset, tujuan Research
Properties biologi
keracunan
Low Toxic
Toxic
Saiki ing badan Human
Ya
Ora
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
37
ing Bone
0.03 ppm
28
0.00 ppm
36
fisik Properties
leleh Point
2,996.00 ° C
4
1,227.00 ° C
38
Boiling Point
5,425.00 ° C
4
3,200.00 ° C
26
katon
State fisik
Solid
Solid
warna
Gray Blue
perak Putih
luster
metallic
NA
atose
Mohs atose
6.50
5
ora Sumadhiya
Brinell atose
440.00 MPa
28
ora Sumadhiya
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
Ac
isotop
Isotop dikenal
31
8
29
10
keelektronegatifan
Pauling Elektronegativitas
1.50
27
1.10
99+
Allred Rochow Elektronegativitas
1.33
22
1.00
36
Allen Elektronegativitas
1.34
33
ora Sumadhiya
Electropositivity
Pauling Electropositivity
2.50
27
2.90
10
tenogo ionisasi
Level Energy 1st
761.00 kJ / mol
18
499.00 kJ / mol
99+
Level Energy 2
1,500.00 kJ / mol
40
1,170.00 kJ / mol
99+
Level Energy 3rd
ora Sumadhiya
1,900.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
4,700.00 kJ / mol
23
padha karo elektrokimia
1.35 g / amp-day
99+
2.82 g / amp-day
18
Fungsi Work elektron
4.25 eV
21
ora Sumadhiya
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
atom Properties
Panggil atom
73
99+
89
29
Konfigurasi elektron
[Xe] 4F 14 5d 3 6s 2
[Rn] 6D 1 7s 2
Struktur Crystal
Body tengah kubik (Bcc)
Face tengah kubik (FCC)
Crystal pola
BCC-Crystal-Structure-.jpg#100
FCC-Crystal-Structure-of-Actinium.jpg#100
atom
Jumlah proton
73
99+
89
29
Jumlah Neutron
108
28
138
16
Jumlah Èlèktron
73
99+
89
29
Radius saka Atom
Radius atom
146.00 pm
35
195.00 pm
7
kovalen Radius
170.00 pm
25
ora Sumadhiya
Van der Waals Radius
200.00 pm
28
ora Sumadhiya
Bobot atom
180.95 Amu
38
227.00 Amu
25
Volume atom
10.90 cm3 / mol
99+
22.54 cm3 / mol
11
Nomer atom jejer
Potensi Valence Electron
110.00 (-eV)
7
38.60 (-eV)
99+
Constant pola
330.13 pm
99+
567.00 pm
8
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
10.00 g / cm 3
37
Kapadhetan Nalika Liquid (ing mp)
15.00 g / cm3
9
ora Sumadhiya
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
ora Sumadhiya
Young kang pengaturan
186.00 GPA
13
ora Sumadhiya
Poisson rasio
0.34
10
ora Sumadhiya
Properties Teknik liyane
ductile
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
16.65
11
10.07
28
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Unknown
resistivity
131.00 nΩ · m
25
ora Sumadhiya
konduktivitas listrik
0.08 10 6 / cm Ω
27
ora Sumadhiya
elektron Affinity
31.00 kJ / mol
29
ora Sumadhiya
termal Properties
Kalor tartamtu
0.14 J / (kg K)
37
0.12 J / (kg K)
40
Graham Kapasitas kalor
25.36 J / mol · K
99+
27.20 J / mol · K
18
doyo termal
57.50 W / m · K
27
12.00 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
6.30 μm / (m · K)
99+
ora Sumadhiya
enthalpy
Enthalpy panguapan
753.10 kJ / mol
2
ora Sumadhiya
Enthalpy saka Fusion
31.40 kJ / mol
3
ora Sumadhiya
Enthalpy saka atomization
782.00 kJ / mol
3
301.00 kJ / mol
36
Standard molar Entropy
41.50 J / mol.K
37
56.50 J / mol.K
25
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