technetium mungsuh lanthanum
Tabel périodik
Symbol
Tc
La
Panggil Group
7
11
ora Sumadhiya
Panggil periode
5
6
Block
d block
pemblokiran f
Family unsur
transisi Metal
lanthanide
CAS Number
7440268
99+
7439910
99+
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- jeneng asli Technetium ana masurium.
- Ing wektu nemokaké iku ditemokaké ing sampel Molybdenum.
- Lanthanum logam punika Highly malleable, ductile lan sectile.
- Yen kapapar logam Lanthanum online oxidizes kanthi cepet.
sumber
Digawe dening némbakaké Molybdenum karo deuterons
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Emilio Segrè and Carlo Perriero
Carl Gustaf Mosander
Discovery
ing taun 1937
Wonten ing taun 1838
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
2 * 10-7 %
22
Turah mbrawah Ing Sun
~-9999 %
~0.0000002 %
25
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
32
Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya
0.00 %
19
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
29
ulah
Ulah lan Wuku
- Technetium punika logam radioaktif lan Empu iku digunakake kanggo pasinaon medical lan risèt liyane.
Character length exceed error
Ulah Industrial
NA
Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi, Manufacturing mirror
Properties biologi
keracunan
Low Toxic
Low Toxic
Saiki ing badan Human
Ora
Ya
Sang
0.00 Sang / mg dm-3
37
ora Sumadhiya
ing Bone
0.00 ppm
36
0.08 ppm
24
fisik Properties
leleh Point
2,200.00 ° C
9
920.00 ° C
99+
Boiling Point
4,877.00 ° C
7
3,469.00 ° C
18
katon
State fisik
Solid
Solid
warna
Shiny Gray
perak Putih
luster
NA
NA
atose
Mohs atose
ora Sumadhiya
2.50
14
Brinell atose
ora Sumadhiya
350.00 MPa
30
Vickers atose
ora Sumadhiya
360.00 MPa
26
Kacepetan swara
16,200.00 m / s
1
2,475.00 m / s
37
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
Tc
La
isotop
Isotop dikenal
18
21
31
8
keelektronegatifan
Pauling Elektronegativitas
1.90
11
1.10
99+
Allred Rochow Elektronegativitas
1.36
20
1.08
31
Allen Elektronegativitas
1.51
28
ora Sumadhiya
Electropositivity
Pauling Electropositivity
2.10
99+
2.90
10
tenogo ionisasi
Level Energy 1st
702.00 kJ / mol
36
538.10 kJ / mol
99+
Level Energy 2
1,470.00 kJ / mol
99+
1,067.00 kJ / mol
99+
Level Energy 3rd
2,850.00 kJ / mol
33
1,850.30 kJ / mol
99+
Level Energy 4
ora Sumadhiya
4,819.00 kJ / mol
22
Level Energy 5th
ora Sumadhiya
5,940.00 kJ / mol
25
padha karo elektrokimia
0.52 g / amp-day
99+
1.73 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
3.50 eV
31
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
43
99+
57
99+
Konfigurasi elektron
[Kr] 4d 5 5S 2
[Xe] 5d 2 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
HCP-Crystal-Structure-of-Technetium.jpg#100
DHCP-Crystal-Structure-of-Lanthanum.jpg#100
atom
Jumlah proton
43
99+
57
99+
Jumlah Neutron
55
99+
82
99+
Jumlah Èlèktron
43
99+
57
99+
Radius saka Atom
Radius atom
136.00 pm
99+
187.00 pm
8
kovalen Radius
147.00 pm
37
207.00 pm
6
Van der Waals Radius
200.00 pm
28
240.00 pm
13
Bobot atom
98.00 Amu
99+
138.91 Amu
99+
Volume atom
8.50 cm3 / mol
99+
20.73 cm3 / mol
16
Nomer atom jejer
Potensi Valence Electron
180.00 (-eV)
3
40.71 (-eV)
99+
Constant pola
273.50 pm
99+
377.20 pm
28
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
1.60
5
1.62
2
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
11.00 g / cm 3
34
6.16 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
5.94 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.98 (Pa)
15
situs kelenturan
nyukur pengaturan
ora Sumadhiya
14.30 GPA
40
pengaturan akeh
ora Sumadhiya
27.90 GPA
99+
Young kang pengaturan
ora Sumadhiya
36.60 GPA
99+
Poisson rasio
ora Sumadhiya
0.28
17
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
11.50
24
6.17
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
200.00 nΩ · m
18
615.00 nΩ · m
7
konduktivitas listrik
0.07 10 6 / cm Ω
30
0.01 10 6 / cm Ω
99+
elektron Affinity
53.00 kJ / mol
18
48.00 kJ / mol
23
termal Properties
Kalor tartamtu
0.21 J / (kg K)
29
0.19 J / (kg K)
32
Graham Kapasitas kalor
24.27 J / mol · K
99+
27.11 J / mol · K
21
doyo termal
50.60 W / m · K
30
13.40 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
7.10 μm / (m · K)
99+
12.10 μm / (m · K)
32
enthalpy
Enthalpy panguapan
660.00 kJ / mol
6
399.60 kJ / mol
17
Enthalpy saka Fusion
23.01 kJ / mol
9
6.20 kJ / mol
99+
Enthalpy saka atomization
649.00 kJ / mol
8
431.00 kJ / mol
16
Standard molar Entropy
181.10 J / mol.K
2
56.90 J / mol.K
23
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