mbandhingaké Lead lan technetium
Tabel périodik
Symbol
Pb
Tc
Panggil Group
14
4
7
11
Panggil periode
6
5
Block
p pemblokiran
d block
Family unsur
Transisi Post-
transisi Metal
CAS Number
7439921
99+
7440268
99+
Jeneng papan Group
Fm_ 3M
P63 / mmc
Space Group Number
225.00
2
194.00
5
facts
Facts Interesting
- Galena Mineral ngandhut meh 87% saka logam Lead ing, Galena punika sulfide Mineral.
- Sumber kasedhiya paling saka logam Lead dina iku dening ulang batre automobile.
- jeneng asli Technetium ana masurium.
- Ing wektu nemokaké iku ditemokaké ing sampel Molybdenum.
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores logam, Ores saka Minerals
Digawe dening némbakaké Molybdenum karo deuterons
History
sing katutup
Unknown
Emilio Segrè and Carlo Perriero
Discovery
Ing Tengah Easterns (7000 SM)
ing taun 1937
turah mbrawah
Turah mbrawah Ing Universe
1 * 10-6 %
16
ora Sumadhiya
Turah mbrawah Ing Sun
~0.000001 %
18
~-9999 %
Turah mbrawah Ing meteorit
0.00 %
23
ora Sumadhiya
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
26
ora Sumadhiya
Turah mbrawah Ing Segara
0.00 %
22
ora Sumadhiya
Turah mbrawah Ing Manungsa
0.00 %
8
ora Sumadhiya
ulah
Ulah lan Wuku
- Sampeyan uga dipigunakaké ing insecticides, alami rambute lan minangka aditif anti-nuthuk kanggo bensin. Nanging kabeh iki dilarang déning pamaréntah minangka logam Lead dikenal kanggo ngrugekake kanggo kesehatan.
- Technetium punika logam radioaktif lan Empu iku digunakake kanggo pasinaon medical lan risèt liyane.
Ulah Industrial
Industri Kimia, Industry Listrik, Industry Elektronik
NA
Ulah Medical
Surgical Instruments Manufacturing
NA
Ulah liyane
wesi
wesi, Nuclear Riset, tujuan Research
Properties biologi
keracunan
Toxic
Low Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.21 Sang / mg dm-3
11
0.00 Sang / mg dm-3
37
ing Bone
30.00 ppm
10
0.00 ppm
36
fisik Properties
leleh Point
327.50 ° C
99+
2,200.00 ° C
9
Boiling Point
1,740.00 ° C
99+
4,877.00 ° C
7
katon
State fisik
Solid
Solid
warna
Gray
Shiny Gray
luster
metallic
NA
atose
Mohs atose
1.50
18
ora Sumadhiya
Brinell atose
38.00 MPa
99+
ora Sumadhiya
Kacepetan swara
1,190.00 m / s
99+
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
Pb
Tc
isotop
Isotop dikenal
35
4
18
21
keelektronegatifan
Pauling Elektronegativitas
1.87
13
1.90
11
Sanderson Elektronegativitas
2.29
4
ora Sumadhiya
Allred Rochow Elektronegativitas
1.55
11
1.36
20
Mulliken-Jaffe Elektronegativitas
2.41
2
ora Sumadhiya
Allen Elektronegativitas
1.85
8
1.51
28
Electropositivity
Pauling Electropositivity
1.67
99+
2.10
99+
tenogo ionisasi
Level Energy 1st
715.60 kJ / mol
31
702.00 kJ / mol
36
Level Energy 2
1,450.50 kJ / mol
99+
1,470.00 kJ / mol
99+
Level Energy 3rd
3,081.50 kJ / mol
23
2,850.00 kJ / mol
33
Level Energy 4
4,083.00 kJ / mol
35
ora Sumadhiya
Level Energy 5th
6,640.00 kJ / mol
20
ora Sumadhiya
padha karo elektrokimia
3.87 g / amp-day
9
0.52 g / amp-day
99+
Fungsi Work elektron
4.25 eV
21
ora Sumadhiya
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
atom Properties
Panggil atom
82
34
43
99+
Konfigurasi elektron
[Xe] 4F 14 5d 10 6s 2 6p 2
[Kr] 4d 5 5S 2
Struktur Crystal
Face tengah kubik (FCC)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
FCC-Crystal-Structure-of-Lead.jpg#100
HCP-Crystal-Structure-of-Technetium.jpg#100
atom
Jumlah proton
82
34
43
99+
Jumlah Neutron
125
19
55
99+
Jumlah Èlèktron
82
34
43
99+
Radius saka Atom
Radius atom
175.00 pm
19
136.00 pm
99+
kovalen Radius
146.00 pm
38
147.00 pm
37
Van der Waals Radius
202.00 pm
27
200.00 pm
28
Bobot atom
207.20 Amu
30
98.00 Amu
99+
Volume atom
18.17 cm3 / mol
27
8.50 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
24.20 (-eV)
99+
180.00 (-eV)
3
Constant pola
495.08 pm
16
273.50 pm
99+
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.60
5
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
11.34 g / cm 3
33
11.00 g / cm 3
34
Kapadhetan Nalika Liquid (ing mp)
10.66 g / cm3
15
ora Sumadhiya
Strength tensile
12.00 MPa
20
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
1.64 (Pa)
7
ora Sumadhiya
situs kelenturan
nyukur pengaturan
5.60 GPA
99+
ora Sumadhiya
pengaturan akeh
46.00 GPA
24
ora Sumadhiya
Young kang pengaturan
16.00 GPA
99+
ora Sumadhiya
Poisson rasio
0.44
3
ora Sumadhiya
Properties Teknik liyane
ductile, malleable
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
11.35
25
11.50
24
Nindakake Magnetic
diamagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman miskin
Arman
resistivity
208.00 nΩ · m
16
200.00 nΩ · m
18
konduktivitas listrik
0.05 10 6 / cm Ω
36
0.07 10 6 / cm Ω
30
elektron Affinity
35.10 kJ / mol
28
53.00 kJ / mol
18
termal Properties
Kalor tartamtu
0.13 J / (kg K)
39
0.21 J / (kg K)
29
Graham Kapasitas kalor
26.65 J / mol · K
26
24.27 J / mol · K
99+
doyo termal
35.30 W / m · K
38
50.60 W / m · K
30
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
28.90 μm / (m · K)
13
7.10 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
179.40 kJ / mol
99+
660.00 kJ / mol
6
Enthalpy saka Fusion
4.77 kJ / mol
99+
23.01 kJ / mol
9
Enthalpy saka atomization
194.60 kJ / mol
99+
649.00 kJ / mol
8
Standard molar Entropy
64.80 J / mol.K
17
181.10 J / mol.K
2
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