technetium mungsuh iridium
Tabel périodik
Symbol
Tc
Ir
Panggil Group
7
11
9
9
Panggil periode
5
6
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
7440268
99+
7439885
99+
Jeneng papan Group
P63 / mmc
Fm_ 3M
Space Group Number
194.00
5
225.00
2
facts
Facts Interesting
- jeneng asli Technetium ana masurium.
- Ing wektu nemokaké iku ditemokaké ing sampel Molybdenum.
- unsur Iridium occurs minangka wesi alam Platinum lan Osmium.
- unsur Iridium dikenal minangka paling metal resistance karat.
sumber
Digawe dening némbakaké Molybdenum karo deuterons
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Emilio Segrè and Carlo Perriero
Smithson Tennant
Discovery
ing taun 1937
ing 1803
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 %
29
Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya
0.00 %
99+
ulah
Ulah lan Wuku
- Technetium punika logam radioaktif lan Empu iku digunakake kanggo pasinaon medical lan risèt liyane.
- Iridium duwe sifat anti karat lan digunakake ing alloy khusus karo logam Osmium lan alloy sing digunakake ing tips pen lan Compass bantalan poros.
Ulah Industrial
NA
Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi
Properties biologi
keracunan
Low Toxic
Toxic
Saiki ing badan Human
Ora
Ya
Sang
0.00 Sang / mg dm-3
37
ora Sumadhiya
ing Bone
0.00 ppm
36
ora Sumadhiya
fisik Properties
leleh Point
2,200.00 ° C
9
2,410.00 ° C
7
Boiling Point
4,877.00 ° C
7
4,527.00 ° C
10
katon
State fisik
Solid
Solid
warna
Shiny Gray
perak Putih
luster
NA
metallic
atose
Mohs atose
ora Sumadhiya
6.50
5
Brinell atose
ora Sumadhiya
1,670.00 MPa
5
Vickers atose
ora Sumadhiya
1,760.00 MPa
3
Kacepetan swara
16,200.00 m / s
1
4,825.00 m / s
13
Properties Optical
reflectivity
ora Sumadhiya
78.00 %
6
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
Ir
isotop
Isotop dikenal
18
21
34
5
keelektronegatifan
Pauling Elektronegativitas
1.90
11
2.20
4
Allred Rochow Elektronegativitas
1.36
20
1.55
11
Allen Elektronegativitas
1.51
28
1.68
17
Electropositivity
Pauling Electropositivity
2.10
99+
1.80
99+
tenogo ionisasi
Level Energy 1st
702.00 kJ / mol
36
880.00 kJ / mol
9
Level Energy 2
1,470.00 kJ / mol
99+
1,600.00 kJ / mol
35
Level Energy 3rd
2,850.00 kJ / mol
33
ora Sumadhiya
padha karo elektrokimia
0.52 g / amp-day
99+
1.14 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
4.55 eV
13
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
kebakar, ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
43
99+
77
39
Konfigurasi elektron
[Kr] 4d 5 5S 2
[Xe] 4F 14 5d 7 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Face tengah kubik (FCC)
Crystal pola
HCP-Crystal-Structure-of-Technetium.jpg#100
FCC-Crystal-Structure-of-Iridium.jpg#100
atom
Jumlah proton
43
99+
74
99+
Jumlah Neutron
55
99+
110
27
Jumlah Èlèktron
43
99+
74
99+
Radius saka Atom
Radius atom
136.00 pm
99+
136.00 pm
99+
kovalen Radius
147.00 pm
37
141.00 pm
99+
Van der Waals Radius
200.00 pm
28
202.00 pm
27
Bobot atom
98.00 Amu
99+
192.22 Amu
34
Volume atom
8.50 cm3 / mol
99+
9.53 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
180.00 (-eV)
3
140.00 (-eV)
5
Constant pola
273.50 pm
99+
383.90 pm
26
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.60
5
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
11.00 g / cm 3
34
22.56 g / cm 3
10
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
19.00 g / cm3
3
Strength tensile
ora Sumadhiya
2,000.00 MPa
2
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.00 (Pa)
25
situs kelenturan
nyukur pengaturan
ora Sumadhiya
210.00 GPA
2
pengaturan akeh
ora Sumadhiya
320.00 GPA
3
Young kang pengaturan
ora Sumadhiya
528.00 GPA
1
Poisson rasio
ora Sumadhiya
0.26
22
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
11.50
24
21.78
3
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
200.00 nΩ · m
18
47.10 nΩ · m
99+
konduktivitas listrik
0.07 10 6 / cm Ω
30
0.19 10 6 / cm Ω
10
elektron Affinity
53.00 kJ / mol
18
151.00 kJ / mol
4
termal Properties
Kalor tartamtu
0.21 J / (kg K)
29
0.13 J / (kg K)
39
Graham Kapasitas kalor
24.27 J / mol · K
99+
25.10 J / mol · K
99+
doyo termal
50.60 W / m · K
30
147.00 W / m · K
10
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
7.10 μm / (m · K)
99+
6.40 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
660.00 kJ / mol
6
799.10 kJ / mol
1
Enthalpy saka Fusion
23.01 kJ / mol
9
35.23 kJ / mol
1
Enthalpy saka atomization
649.00 kJ / mol
8
837.00 kJ / mol
1
Standard molar Entropy
181.10 J / mol.K
2
35.50 J / mol.K
99+
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