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dubnium metal
dubnium


Tabel périodik
Symbol
Db
Panggil Group
5 13
Panggil periode
7 1
Block
d block
Family unsur
transisi Metal
CAS Number
53850354 14
Jeneng papan Group
-
Space Group Number
166.00 9
facts
Facts Interesting
  • IUPAC kapaicayang jeneng sauntara kanggo logam Dubnium minangka "Unnilpentium".
  • Ing produksi Dubnium, chromatography jurang pemisah termal digunakake.
sumber
Diprodhuksi dening némbakaké Am243 karo Ne22, sintetik Diprodhuksi
History
sing katutup
Joint Institute for Nuclear Research
Discovery
ing taun 1968
turah mbrawah
Turah mbrawah Ing Universe
0.00 % 40
Turah mbrawah Ing Sun
-
Turah mbrawah Ing meteorit
0.00 % 54
Turah mbrawah Ing bumi lemah ndhuwur
-
Turah mbrawah Ing Segara
-
Turah mbrawah Ing Manungsa
-
ulah
Ulah lan Wuku
  • Efesus saiki dikenal saka logam Dubnium sing winates kanggo riset waé mung.
Ulah Industrial
-
Ulah Medical
-
Ulah liyane
tujuan Research
Properties biologi
keracunan
-
Saiki ing badan Human
Ora
Sang
0.00 Sang / mg dm-3 40
ing Bone
0.00 ppm 41
fisik
leleh Point
-
Boiling Point
0.00 ° C 82
katon
State fisik
Solid
warna
-
luster
Unknown Luster
atose
Mohs atose
6.00 6
Brinell atose
330.00 MPa 38
Vickers atose
400.00 MPa 41
Kacepetan swara
2,680.00 m / s 48
Properties Optical
bias Index
1.20 44
reflectivity
55.00 % 27
allotropes
Ora
α allotropes
-
β allotropes
-
γ allotropes
-
Kimia
Formula Kimia
Db
isotop
Isotop dikenal
10 28
keelektronegatifan
Pauling Elektronegativitas
2.20 5
Sanderson Elektronegativitas
1.30 25
Allred Rochow Elektronegativitas
1.30 25
Mulliken-Jaffe Elektronegativitas
1.10 44
Allen Elektronegativitas
1.30 40
Electropositivity
Pauling Electropositivity
2.00 47
tenogo ionisasi
Level Energy 1st
664.80 kJ / mol 38
Level Energy 2
1,546.70 kJ / mol 39
Level Energy 3rd
2,378.40 kJ / mol 54
Level Energy 4
3,298.80 kJ / mol 71
Level Energy 5th
4,305.20 kJ / mol 82
Level Energy 6th
12,900.00 kJ / mol 5
tingkat Energy 7
3,300.00 kJ / mol 85
Level Energy 8
5,280.00 kJ / mol 72
Level Energy 9
5,780.00 kJ / mol 58
Level Energy 10th
8,830.00 kJ / mol 22
Level Energy 11
3,300.00 kJ / mol 85
Level Energy 12
88,300.00 kJ / mol 2
Level Energy 13
4,760.00 kJ / mol 76
Level Energy 14
1,120.00 kJ / mol 70
Level Energy 15
33,000.00 kJ / mol 86
Level Energy 16
33,000.00 kJ / mol 70
Level Energy 17
1,129.00 kJ / mol 19
Level Energy 18
0.00 kJ / mol 88
Level Energy 19
1,094.90 kJ / mol 18
Level Energy 20
0.00 kJ / mol 83
Level Energy 21
883.00 kJ / mol 36
Level Energy 22
330.00 kJ / mol 84
Level Energy 23rd
1,150.00 kJ / mol 33
Level Energy 24
528.30 kJ / mol 77
Level Energy 25th
0.00 kJ / mol 81
Level Energy 26th
579.80 kJ / mol 61
Level Energy 27th
0.00 kJ / mol 86
Level Energy 28th
1,150.00 kJ / mol 3
Level Energy 29
1,094.00 kJ / mol 5
Level Energy 30
0.00 kJ / mol 84
padha karo elektrokimia
3.00 g / amp-day 21
Fungsi Work elektron
4.90 eV 12
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
atom
Panggil atom
105 13
Konfigurasi elektron
[Rn] 5F 14 6D 3 7s 2
Struktur Crystal
Body tengah kubik (Bcc)
Crystal pola
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
105 13
Jumlah Neutron
157 8
Jumlah Èlèktron
105 13
Radius saka Atom
Radius atom
139.00 pm 41
kovalen Radius
149.00 pm 37
Van der Waals Radius
0.00 pm 53
Bobot atom
268.00 Amu 10
Volume atom
22.80 cm3 / mol 17
Nomer atom jejer
unsur Previous
68
Sabanjure unsur
66
Potensi Valence Electron
0.00 (-eV) 78
Constant pola
-
pola Angles
-
Pola C / A rasio
1.63 14
Teknik
Kapadhetan
Kapadhetan Ing suhu kamar
29.30 g / cm 3 5
Kapadhetan Nalika Liquid (ing mp)
29.30 g / cm3 6
Strength tensile
0.10 MPa 52
viskositas
0.00 25
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa) 22
Meksa beluk ing 2000 K
0.00 (Pa) 30
situs kelenturan
nyukur pengaturan
34.00 GPA 22
pengaturan akeh
39.00 GPA 39
Young kang pengaturan
0.00 GPA 74
Poisson rasio
0.39 5
Properties Teknik liyane
-
Magnetic
Ciri Magnetic
Gravitasi tartamtu
39.00 3
Nindakake Magnetic
-
permeabilitas
0.00 H / m 17
kelemahan
0.00 24
Properties Listrik
Property Listrik
-
resistivity
6.80 nΩ · m 57
konduktivitas listrik
0.00 10 6 / cm Ω 71
elektron Affinity
-
termal
Kalor tartamtu
0.10 J / (kg K) 44
Graham Kapasitas kalor
29.30 J / mol · K 11
doyo termal
0.00 W / m · K 80
suhu kritis
1,323.00 K 47
Expansion termal
13.20 μm / (m · K) 37
enthalpy
Enthalpy panguapan
289.70 kJ / mol 51
Enthalpy saka Fusion
-
Enthalpy saka atomization
-
Standard molar Entropy
55.00 J / mol.K 34
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