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