technetium mungsuh Francium
Tabel périodik
Symbol
Tc
Fr
Panggil Group
7
11
1
17
Panggil periode
5
7
Block
d block
s pemblokiran
Family unsur
transisi Metal
alkali
CAS Number
7440268
99+
7440735
18
Jeneng papan Group
P63 / mmc
ora Sumadhiya
Space Group Number
194.00
5
ora Sumadhiya
facts
Facts Interesting
- jeneng asli Technetium ana masurium.
- Ing wektu nemokaké iku ditemokaké ing sampel Molybdenum.
- 223 Francium wis setengah urip paling dawa ing 21,8.
- Metal Francium diprodhuksi dening ALPHA bosok ing 227 Actinium 227.
sumber
Digawe dening némbakaké Molybdenum karo deuterons
Kawangun dening Process Bosok, Mining
History
sing katutup
Emilio Segrè and Carlo Perriero
Marguerite Perey
Discovery
ing taun 1937
ing taun 1939
turah mbrawah
ulah
Ulah lan Wuku
- Technetium punika logam radioaktif lan Empu iku digunakake kanggo pasinaon medical lan risèt liyane.
- Francium ora wis dikenal Efesus minangka wis urip setengah saka mung 22 menit.
Ulah Industrial
NA
NA
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset, tujuan Research
NA
Properties biologi
keracunan
Low Toxic
NA
Saiki ing badan Human
Ora
Ora
Sang
0.00 Sang / mg dm-3
37
0.00 Sang / mg dm-3
37
ing Bone
0.00 ppm
36
0.00 ppm
36
fisik Properties
leleh Point
2,200.00 ° C
9
27.00 ° C
99+
Boiling Point
4,877.00 ° C
7
677.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Shiny Gray
NA
luster
NA
NA
atose
Kacepetan swara
16,200.00 m / s
1
ora Sumadhiya
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
Tc
Fr
isotop
Isotop dikenal
18
21
33
6
keelektronegatifan
Pauling Elektronegativitas
1.90
11
0.70
99+
Allred Rochow Elektronegativitas
1.36
20
0.86
99+
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
0.68
25
Allen Elektronegativitas
1.51
28
0.67
99+
Electropositivity
Pauling Electropositivity
2.10
99+
3.30
1
tenogo ionisasi
Level Energy 1st
702.00 kJ / mol
36
380.00 kJ / mol
99+
Level Energy 2
1,470.00 kJ / mol
99+
ora Sumadhiya
Level Energy 3rd
2,850.00 kJ / mol
33
ora Sumadhiya
padha karo elektrokimia
0.52 g / amp-day
99+
8.32 g / amp-day
1
Fungsi Work elektron
ora Sumadhiya
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Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
atom Properties
Panggil atom
43
99+
87
31
Konfigurasi elektron
[Kr] 4d 5 5S 2
[Rn] 7s 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
Crystal pola
HCP-Crystal-Structure-of-Technetium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
43
99+
87
31
Jumlah Neutron
55
99+
136
17
Jumlah Èlèktron
43
99+
87
31
Radius saka Atom
Radius atom
136.00 pm
99+
ora Sumadhiya
kovalen Radius
147.00 pm
37
260.00 pm
1
Van der Waals Radius
200.00 pm
28
348.00 pm
1
Bobot atom
98.00 Amu
99+
223.00 Amu
27
Volume atom
8.50 cm3 / mol
99+
ora Sumadhiya
Nomer atom jejer
Potensi Valence Electron
180.00 (-eV)
3
8.00 (-eV)
99+
Constant pola
273.50 pm
99+
ora Sumadhiya
pola Angles
π/2, π/2, 2 π/3
NA
Pola C / A rasio
1.60
5
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
11.00 g / cm 3
34
1.87 g / cm 3
99+
Strength tensile
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viskositas
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meksa beluk
situs kelenturan
Poisson rasio
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Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
11.50
24
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Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman miskin
resistivity
200.00 nΩ · m
18
3.00 nΩ · m
99+
konduktivitas listrik
0.07 10 6 / cm Ω
30
0.03 10 6 / cm Ω
40
elektron Affinity
53.00 kJ / mol
18
ora Sumadhiya
termal Properties
Kalor tartamtu
0.21 J / (kg K)
29
ora Sumadhiya
Graham Kapasitas kalor
24.27 J / mol · K
99+
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doyo termal
50.60 W / m · K
30
15.00 W / m · K
99+
suhu kritis
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Expansion termal
7.10 μm / (m · K)
99+
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enthalpy
Enthalpy panguapan
660.00 kJ / mol
6
ora Sumadhiya
Enthalpy saka Fusion
23.01 kJ / mol
9
ora Sumadhiya
Enthalpy saka atomization
649.00 kJ / mol
8
71.00 kJ / mol
99+
Standard molar Entropy
181.10 J / mol.K
2
ora Sumadhiya
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