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krom Properties
f
krom
Summary
Tabel périodik
facts
ulah
fisik
Kimia
atom
Teknik
Magnetic
termal
Properties
Kabeh
fisik
0
leleh Point
1,857.00 ° C 14
Boiling Point
2,672.00 ° C 39
atose
0
Mohs atose
8.50 1
Brinell atose
687.00 MPa 16
Vickers atose
1,060.00 MPa 10
Properties Optical
0
bias Index
ora Sumadhiya 0
reflectivity
ora Sumadhiya 0
Kacepetan swara
5,940.00 m / s 5
allotropes
Ora 0
α allotropes
ora Sumadhiya 0
β allotropes
ora Sumadhiya 0
γ allotropes
ora Sumadhiya 0
Kimia
0
Formula Kimia
Cr 0
isotop
0
Isotop dikenal
21 18
keelektronegatifan
0
Pauling Elektronegativitas
1.66 18
Sanderson Elektronegativitas
1.66 14
Allred Rochow Elektronegativitas
1.56 10
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya 0
Allen Elektronegativitas
1.65 19
Electropositivity
0
Pauling Electropositivity
2.34 36
tenogo ionisasi
0
Level Energy 1st
26,130.00 kJ / mol 1
Level Energy 2
28,750.00 kJ / mol 1
Level Energy 3rd
34,230.00 kJ / mol 1
padha karo elektrokimia
0.32 g / amp-day 73
Fungsi Work elektron
4.50 eV 14
Properties Kimia liyane
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan 0
Teknik
0
Kapadhetan
0
Kapadhetan Ing suhu kamar
7.19 g / cm
3
58
Kapadhetan Nalika Liquid (ing mp)
6.30 g / cm3 40
meksa beluk
0
Meksa beluk ing 1000 K
0.00 (Pa) 24
Meksa beluk ing 2000 K
774.00 (Pa) 1
Strength tensile
689.00 MPa 7
viskositas
ora Sumadhiya 0
situs kelenturan
0
nyukur pengaturan
115.00 GPA 9
pengaturan akeh
160.00 GPA 11
Young kang pengaturan
279.00 GPA 8
Poisson rasio
0.21 32
Properties Teknik liyane
NA 0
Tabel périodik
0
Symbol
Cr 0
Panggil Group
6 12
Panggil periode
4 4
Block
d block 0
Family unsur
transisi Metal 0
atom
0
Panggil atom
24 82
Bobot atom
52.00 Amu 76
Volume atom
7.23 cm3 / mol 60
Konfigurasi elektron
[Ar] 3d
5
4s
1
0
Potensi Valence Electron
170.00 (-eV) 4
atom
0
Jumlah proton
24 81
Jumlah Neutron
28 61
Jumlah Èlèktron
24 81
Struktur Crystal
Body tengah kubik (Bcc) 0
Crystal pola
BCC-Crystal-Structure-.jpg#100 0
Radius saka Atom
0
Radius atom
128.00 pm 46
kovalen Radius
139.00 pm 45
Van der Waals Radius
200.00 pm 28
Constant pola
291.00 pm 62
pola Angles
π/2, π/2, π/2 0
Pola C / A rasio
ora Sumadhiya 0
Nomer atom jejer
0
Sabanjure unsur
31 0
unsur Previous
39 0
Magnetic
0
Properties Listrik
0
resistivity
125.00 nΩ · m 27
konduktivitas listrik
0.08 10
6
/ cm Ω 25
elektron Affinity
64.30 kJ / mol 15
Property Listrik
NA 0
Ciri Magnetic
0
Gravitasi tartamtu
7.19 46
Nindakake Magnetic
Antiferromagnetic 0
permeabilitas
ora Sumadhiya 0
kelemahan
ora Sumadhiya 0
termal
0
Kalor tartamtu
0.45 J / (kg K) 12
doyo termal
93.90 W / m · K 17
suhu kritis
ora Sumadhiya 0
Graham Kapasitas kalor
23.35 J / mol · K 55
Expansion termal
4.90 μm / (m · K) 57
Standard molar Entropy
23.80 J / mol.K 57
enthalpy
0
Enthalpy panguapan
348.80 kJ / mol 24
Enthalpy saka Fusion
15.31 kJ / mol 20
Enthalpy saka atomization
397.50 kJ / mol 21
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