mbandhingaké Lead lan prometium
Tabel périodik
Symbol
Pb
Pm
Panggil Group
14
4
ora Sumadhiya
Panggil periode
6
6
Block
p pemblokiran
pemblokiran f
Family unsur
Transisi Post-
lanthanide
CAS Number
7439921
99+
7440122
99+
Jeneng papan Group
Fm_ 3M
ora Sumadhiya
Space Group Number
225.00
2
ora Sumadhiya
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.
- metal Prometium ditemokaké ing pitchblende.
- Prometium logam logam Highly radioaktif.
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores logam, Ores saka Minerals
Found in Minerals, Mining
History
sing katutup
Unknown
Chien Shiung Wu, Emilio Segrè, Hans Bethe
Discovery
Ing Tengah Easterns (7000 SM)
ing taun 1942
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.
- Kang digunakake kanggo riset waé. jumlah cilik saka logam digunakake ing batre atom.
- bosok radioaktif sawijining digunakake kanggo Phosphor kanggo menehi mati lampu. Lampu cemlorot diowahi dadi listrik.
Ulah Industrial
Industri Kimia, Industry Listrik, Industry Elektronik
NA
Ulah Medical
Surgical Instruments Manufacturing
NA
Ulah liyane
wesi
NA
Properties biologi
keracunan
Toxic
non 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
ora Sumadhiya
fisik Properties
leleh Point
327.50 ° C
99+
1,042.00 ° C
99+
Boiling Point
1,740.00 ° C
99+
3,000.00 ° C
31
katon
State fisik
Solid
Solid
warna
Gray
Unknown
luster
metallic
metallic
atose
Mohs atose
1.50
18
ora Sumadhiya
Brinell atose
38.00 MPa
99+
ora Sumadhiya
Kacepetan swara
1,190.00 m / s
99+
ora Sumadhiya
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
Pm
isotop
Isotop dikenal
35
4
27
12
keelektronegatifan
Pauling Elektronegativitas
1.87
13
ora Sumadhiya
Sanderson Elektronegativitas
2.29
4
ora Sumadhiya
Allred Rochow Elektronegativitas
1.55
11
1.07
32
Mulliken-Jaffe Elektronegativitas
2.41
2
ora Sumadhiya
Allen Elektronegativitas
1.85
8
ora Sumadhiya
Electropositivity
Pauling Electropositivity
1.67
99+
ora Sumadhiya
tenogo ionisasi
Level Energy 1st
715.60 kJ / mol
31
540.00 kJ / mol
99+
Level Energy 2
1,450.50 kJ / mol
99+
1,050.00 kJ / mol
99+
Level Energy 3rd
3,081.50 kJ / mol
23
2,150.00 kJ / mol
99+
Level Energy 4
4,083.00 kJ / mol
35
3,970.00 kJ / mol
38
Level Energy 5th
6,640.00 kJ / mol
20
ora Sumadhiya
padha karo elektrokimia
3.87 g / amp-day
9
1.80 g / amp-day
36
Fungsi Work elektron
4.25 eV
21
ora Sumadhiya
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
82
34
61
99+
Konfigurasi elektron
[Xe] 4F 14 5d 10 6s 2 6p 2
[Xe] 4F 5 6s 2
Struktur Crystal
Face tengah kubik (FCC)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
FCC-Crystal-Structure-of-Lead.jpg#100
DHCP-Crystal-Structure-of-Promethium.jpg#100
atom
Jumlah proton
82
34
61
99+
Jumlah Neutron
125
19
84
40
Jumlah Èlèktron
82
34
61
99+
Radius saka Atom
Radius atom
175.00 pm
19
183.00 pm
10
kovalen Radius
146.00 pm
38
199.00 pm
12
Van der Waals Radius
202.00 pm
27
236.00 pm
16
Bobot atom
207.20 Amu
30
145.00 Amu
99+
Volume atom
18.17 cm3 / mol
27
22.39 cm3 / mol
12
Nomer atom jejer
Potensi Valence Electron
24.20 (-eV)
99+
44.10 (-eV)
39
Constant pola
495.08 pm
16
ora Sumadhiya
pola Angles
π/2, π/2, π/2
Unknown
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
11.34 g / cm 3
33
7.26 g / cm 3
99+
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+
18.00 GPA
36
pengaturan akeh
46.00 GPA
24
33.00 GPA
36
Young kang pengaturan
16.00 GPA
99+
46.00 GPA
38
Poisson rasio
0.44
3
0.28
17
Properties Teknik liyane
ductile, malleable
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
11.35
25
7.26
99+
Nindakake Magnetic
diamagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman miskin
Arman
resistivity
208.00 nΩ · m
16
0.75 nΩ · m
99+
konduktivitas listrik
0.05 10 6 / cm Ω
36
ora Sumadhiya
elektron Affinity
35.10 kJ / mol
28
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.13 J / (kg K)
39
0.18 J / (kg K)
33
Graham Kapasitas kalor
26.65 J / mol · K
26
ora Sumadhiya
doyo termal
35.30 W / m · K
38
17.90 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
28.90 μm / (m · K)
13
9.00 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
179.40 kJ / mol
99+
ora Sumadhiya
Enthalpy saka Fusion
4.77 kJ / mol
99+
7.50 kJ / mol
99+
Enthalpy saka atomization
194.60 kJ / mol
99+
310.00 kJ / mol
34
Standard molar Entropy
64.80 J / mol.K
17
ora Sumadhiya
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