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polonium metal
polonium


Tabel périodik
Symbol
Po
Panggil Group
16 2
Panggil periode
6 2
Block
p pemblokiran
Family unsur
Transisi Post-
CAS Number
7440086 71
Jeneng papan Group
Pm-3M
Space Group Number
221.00 4
facts
Facts Interesting
  • Polonium unsur radioaktif sing pisanan ditemokaké.
  • unsur polonium lan senyawa Highly radioaktif.
  • Sawijining logam campuran karo Beryllium menehi sumber neutron.
sumber
Mining, Ores logam
History
sing katutup
Pierre Curie and Marie Curie
Discovery
ing taun 1898
turah mbrawah
Turah mbrawah Ing Universe
0.00 % 40
Turah mbrawah Ing Sun
-
Turah mbrawah Ing meteorit
-
Turah mbrawah Ing bumi lemah ndhuwur
0.00 % 60
Turah mbrawah Ing Segara
0.00 % 46
Turah mbrawah Ing Manungsa
0.00 % 24
ulah
Ulah lan Wuku
  • Polonium logam allotropes beda, kang digunakake ing piranti antistatic lan kanggo riset waé.
  • A 1 gram saka Polonium bisa tekan suhu 500 ° C, Empu kang digunakake minangka sumber panas kanggo peralatan papan.
Ulah Industrial
Industry Aerospace, Industry amunisi
Ulah Medical
-
Ulah liyane
wesi
Properties biologi
keracunan
Highly Toxic
Saiki ing badan Human
Ora
Sang
0.00 Sang / mg dm-3 40
ing Bone
0.00 ppm 41
fisik
leleh Point
254.00 ° C 71
Boiling Point
962.00 ° C 71
katon
State fisik
Solid
warna
Silver
luster
-
atose
Mohs atose
2.50 15
Brinell atose
70.00 MPa 61
Vickers atose
30.00 MPa 67
Kacepetan swara
2,260.00 m / s 58
Properties Optical
bias Index
2.70 3
reflectivity
50.00 % 31
allotropes
Ya
α allotropes
α-polonium
β allotropes
β-polonium
γ allotropes
-
Kimia
Formula Kimia
Po
isotop
Isotop dikenal
29 10
keelektronegatifan
Pauling Elektronegativitas
2.00 8
Sanderson Elektronegativitas
2.00 10
Allred Rochow Elektronegativitas
1.76 3
Mulliken-Jaffe Elektronegativitas
2.48 1
Allen Elektronegativitas
2.19 2
Electropositivity
Pauling Electropositivity
2.00 47
tenogo ionisasi
Level Energy 1st
812.10 kJ / mol 14
Level Energy 2
1,833.20 kJ / mol 17
Level Energy 3rd
812.10 kJ / mol 87
Level Energy 4
8,121.00 kJ / mol 7
Level Energy 5th
8,120.00 kJ / mol 12
Level Energy 6th
8,120.00 kJ / mol 32
tingkat Energy 7
8,120.00 kJ / mol 26
Level Energy 8
8,120.00 kJ / mol 26
Level Energy 9
8,120.00 kJ / mol 23
Level Energy 10th
8,120.00 kJ / mol 27
Level Energy 11
8,120.00 kJ / mol 26
Level Energy 12
8,120.00 kJ / mol 44
Level Energy 13
8,120.00 kJ / mol 19
Level Energy 14
8,120.00 kJ / mol 18
Level Energy 15
81,200.00 kJ / mol 15
Level Energy 16
81,200.00 kJ / mol 12
Level Energy 17
812.10 kJ / mol 32
Level Energy 18
8,120.00 kJ / mol 21
Level Energy 19
812.10 kJ / mol 29
Level Energy 20
812.00 kJ / mol 22
Level Energy 21
812.10 kJ / mol 40
Level Energy 22
812.00 kJ / mol 17
Level Energy 23rd
812.10 kJ / mol 42
Level Energy 24
812.10 kJ / mol 13
Level Energy 25th
812.10 kJ / mol 11
Level Energy 26th
812.10 kJ / mol 11
Level Energy 27th
812.10 kJ / mol 10
Level Energy 28th
812.10 kJ / mol 16
Level Energy 29
812.10 kJ / mol 15
Level Energy 30
812.00 kJ / mol 11
padha karo elektrokimia
3.90 g / amp-day 8
Fungsi Work elektron
4.50 eV 19
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
atom
Panggil atom
84 32
Konfigurasi elektron
[Xe] 4F 14 5d 10 6s 2 6p 4
Struktur Crystal
Pénguapan (Mon)
Crystal pola
MON-Crystal-Structure-of-Polonium.jpg#100
atom
Jumlah proton
84 32
Jumlah Neutron
125 20
Jumlah Èlèktron
84 32
Radius saka Atom
Radius atom
168.00 pm 25
kovalen Radius
140.00 pm 46
Van der Waals Radius
197.00 pm 36
Bobot atom
209.00 Amu 28
Volume atom
22.23 cm3 / mol 22
Nomer atom jejer
unsur Previous
23
Sabanjure unsur
47
Potensi Valence Electron
9.30 (-eV) 70
Constant pola
335.90 pm 54
pola Angles
π/2, π/2, π/2
Pola C / A rasio
1.46 49
Teknik
Kapadhetan
Kapadhetan Ing suhu kamar
9.20 g / cm 3 46
Kapadhetan Nalika Liquid (ing mp)
9.40 g / cm3 44
Strength tensile
50.00 MPa 38
viskositas
0.00 26
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa) 37
Meksa beluk ing 2000 K
0.00 (Pa) 37
situs kelenturan
nyukur pengaturan
24.00 GPA 40
pengaturan akeh
46.00 GPA 28
Young kang pengaturan
46.00 GPA 42
Poisson rasio
0.23 30
Properties Teknik liyane
-
Magnetic
Ciri Magnetic
Gravitasi tartamtu
9.32 46
Nindakake Magnetic
nonmagnetic
permeabilitas
0.00 H / m 15
kelemahan
0.00 24
Properties Listrik
Property Listrik
Arman
resistivity
0.40 nΩ · m 82
konduktivitas listrik
0.02 10 6 / cm Ω 49
elektron Affinity
183.30 kJ / mol 3
termal
Kalor tartamtu
0.12 J / (kg K) 42
Graham Kapasitas kalor
26.40 J / mol · K 36
doyo termal
20.00 W / m · K 45
suhu kritis
527.00 K 72
Expansion termal
23.50 μm / (m · K) 16
enthalpy
Enthalpy panguapan
60.30 kJ / mol 85
Enthalpy saka Fusion
13.00 kJ / mol 32
Enthalpy saka atomization
134.00 kJ / mol 66
Standard molar Entropy
41.10 J / mol.K 52
Tabel périodik >>
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