Lead mungsuh iridium
Tabel périodik
Symbol
Pb
Ir
Panggil Group
14
4
9
9
Panggil periode
6
6
Block
p pemblokiran
d block
Family unsur
Transisi Post-
transisi Metal
CAS Number
7439921
99+
7439885
99+
Jeneng papan Group
Fm_ 3M
Fm_ 3M
Space Group Number
225.00
2
225.00
2
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.
- unsur Iridium occurs minangka wesi alam Platinum lan Osmium.
- unsur Iridium dikenal minangka paling metal resistance karat.
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores logam, Ores saka Minerals
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Unknown
Smithson Tennant
Discovery
Ing Tengah Easterns (7000 SM)
ing 1803
turah mbrawah
Turah mbrawah Ing Universe
1 * 10-6 %
16
2 * 10-7 %
22
Turah mbrawah Ing Sun
~0.000001 %
18
~0.0000002 %
25
Turah mbrawah Ing meteorit
0.00 %
23
0.00 %
29
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
26
0.00 %
99+
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.
- 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
Industri Kimia, Industry Listrik, Industry Elektronik
Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
Surgical Instruments Manufacturing
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Toxic
Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.21 Sang / mg dm-3
11
ora Sumadhiya
ing Bone
30.00 ppm
10
ora Sumadhiya
fisik Properties
leleh Point
327.50 ° C
99+
2,410.00 ° C
7
Boiling Point
1,740.00 ° C
99+
4,527.00 ° C
10
katon
State fisik
Solid
Solid
warna
Gray
perak Putih
luster
metallic
metallic
atose
Mohs atose
1.50
18
6.50
5
Brinell atose
38.00 MPa
99+
1,670.00 MPa
5
Vickers atose
ora Sumadhiya
1,760.00 MPa
3
Kacepetan swara
1,190.00 m / s
99+
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
Pb
Ir
isotop
Isotop dikenal
35
4
34
5
keelektronegatifan
Pauling Elektronegativitas
1.87
13
2.20
4
Sanderson Elektronegativitas
2.29
4
ora Sumadhiya
Allred Rochow Elektronegativitas
1.55
11
1.55
11
Mulliken-Jaffe Elektronegativitas
2.41
2
ora Sumadhiya
Allen Elektronegativitas
1.85
8
1.68
17
Electropositivity
Pauling Electropositivity
1.67
99+
1.80
99+
tenogo ionisasi
Level Energy 1st
715.60 kJ / mol
31
880.00 kJ / mol
9
Level Energy 2
1,450.50 kJ / mol
99+
1,600.00 kJ / mol
35
Level Energy 3rd
3,081.50 kJ / mol
23
ora Sumadhiya
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
1.14 g / amp-day
99+
Fungsi Work elektron
4.25 eV
21
4.55 eV
13
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
kebakar, ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
82
34
77
39
Konfigurasi elektron
[Xe] 4F 14 5d 10 6s 2 6p 2
[Xe] 4F 14 5d 7 6s 2
Struktur Crystal
Face tengah kubik (FCC)
Face tengah kubik (FCC)
Crystal pola
FCC-Crystal-Structure-of-Lead.jpg#100
FCC-Crystal-Structure-of-Iridium.jpg#100
atom
Jumlah proton
82
34
74
99+
Jumlah Neutron
125
19
110
27
Jumlah Èlèktron
82
34
74
99+
Radius saka Atom
Radius atom
175.00 pm
19
136.00 pm
99+
kovalen Radius
146.00 pm
38
141.00 pm
99+
Van der Waals Radius
202.00 pm
27
202.00 pm
27
Bobot atom
207.20 Amu
30
192.22 Amu
34
Volume atom
18.17 cm3 / mol
27
9.53 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
24.20 (-eV)
99+
140.00 (-eV)
5
Constant pola
495.08 pm
16
383.90 pm
26
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
11.34 g / cm 3
33
22.56 g / cm 3
10
Kapadhetan Nalika Liquid (ing mp)
10.66 g / cm3
15
19.00 g / cm3
3
Strength tensile
12.00 MPa
20
2,000.00 MPa
2
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
1.64 (Pa)
7
ora Sumadhiya
Meksa beluk ing 2000 K
ora Sumadhiya
0.00 (Pa)
25
situs kelenturan
nyukur pengaturan
5.60 GPA
99+
210.00 GPA
2
pengaturan akeh
46.00 GPA
24
320.00 GPA
3
Young kang pengaturan
16.00 GPA
99+
528.00 GPA
1
Poisson rasio
0.44
3
0.26
22
Properties Teknik liyane
ductile, malleable
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
11.35
25
21.78
3
Nindakake Magnetic
diamagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman miskin
Arman
resistivity
208.00 nΩ · m
16
47.10 nΩ · m
99+
konduktivitas listrik
0.05 10 6 / cm Ω
36
0.19 10 6 / cm Ω
10
elektron Affinity
35.10 kJ / mol
28
151.00 kJ / mol
4
termal Properties
Kalor tartamtu
0.13 J / (kg K)
39
0.13 J / (kg K)
39
Graham Kapasitas kalor
26.65 J / mol · K
26
25.10 J / mol · K
99+
doyo termal
35.30 W / m · K
38
147.00 W / m · K
10
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
28.90 μm / (m · K)
13
6.40 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
179.40 kJ / mol
99+
799.10 kJ / mol
1
Enthalpy saka Fusion
4.77 kJ / mol
99+
35.23 kJ / mol
1
Enthalpy saka atomization
194.60 kJ / mol
99+
837.00 kJ / mol
1
Standard molar Entropy
64.80 J / mol.K
17
35.50 J / mol.K
99+
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