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kalium Properties
kalium


fisik
0
leleh Point
63.65 ° C 77
Boiling Point
774.00 ° C 72
atose
0
Mohs atose
0.40 23
Brinell atose
0.36 MPa 54
Vickers atose
ora Sumadhiya 0
Properties Optical
0
bias Index
ora Sumadhiya 0
reflectivity
ora Sumadhiya 0
Kacepetan swara
2,000.00 m / s 45
allotropes
Ora 0
α allotropes
ora Sumadhiya 0
β allotropes
ora Sumadhiya 0
γ allotropes
ora Sumadhiya 0
Kimia
0
Formula Kimia
K 0
isotop
0
Isotop dikenal
20 19
keelektronegatifan
0
Pauling Elektronegativitas
0.82 51
Sanderson Elektronegativitas
0.45 31
Allred Rochow Elektronegativitas
0.91 39
Mulliken-Jaffe Elektronegativitas
0.73 23
Allen Elektronegativitas
0.73 45
Electropositivity
0
Pauling Electropositivity
3.18 3
tenogo ionisasi
0
Level Energy 1st
418.80 kJ / mol 87
Level Energy 2
3,052.00 kJ / mol 5
Level Energy 3rd
4,420.00 kJ / mol 8
padha karo elektrokimia
1.46 g / amp-day 47
Fungsi Work elektron
2.30 eV 44
Properties Kimia liyane
Kimia Stabilitas, Flammability, ionisasi, kelarutan 0
Teknik
0
Kapadhetan
0
Kapadhetan Ing suhu kamar
0.86 g / cm 3 83
Kapadhetan Nalika Liquid (ing mp)
0.83 g / cm3 59
meksa beluk
0
Meksa beluk ing 1000 K
ora Sumadhiya 0
Meksa beluk ing 2000 K
ora Sumadhiya 0
Strength tensile
ora Sumadhiya 0
viskositas
ora Sumadhiya 0
situs kelenturan
0
nyukur pengaturan
1.30 GPA 52
pengaturan akeh
3.10 GPA 48
Young kang pengaturan
3.53 GPA 56
Poisson rasio
ora Sumadhiya 0
Properties Teknik liyane
NA 0
Tabel périodik
0
Symbol
K 0
Panggil Group
1 17
Panggil periode
4 4
Block
s pemblokiran 0
Family unsur
alkali 0
atom
0
Panggil atom
19 87
Bobot atom
39.10 Amu 81
Volume atom
45.46 cm3 / mol 3
Konfigurasi elektron
[Ar] 4s 1 0
Potensi Valence Electron
10.40 (-eV) 63
atom
0
Jumlah proton
19 86
Jumlah Neutron
20 64
Jumlah Èlèktron
19 86
Struktur Crystal
Body tengah kubik (Bcc) 0
Crystal pola
BCC-Crystal-Structure-.jpg#100 0
Radius saka Atom
0
Radius atom
227.00 pm 3
kovalen Radius
203.00 pm 9
Van der Waals Radius
275.00 pm 5
Constant pola
532.80 pm 12
pola Angles
π/2, π/2, π/2 0
Pola C / A rasio
ora Sumadhiya 0
Nomer atom jejer
0
Sabanjure unsur
12 0
unsur Previous
17 0
Magnetic
0
Properties Listrik
0
resistivity
72.00 nΩ · m 37
konduktivitas listrik
0.14 10 6 / cm Ω 14
elektron Affinity
48.40 kJ / mol 22
Property Listrik
Arman 0
Ciri Magnetic
0
Gravitasi tartamtu
0.86 69
Nindakake Magnetic
paramagnetic 0
permeabilitas
ora Sumadhiya 0
kelemahan
ora Sumadhiya 0
termal
0
Kalor tartamtu
0.75 J / (kg K) 6
doyo termal
102.50 W / m · K 15
suhu kritis
2,223.00 K 3
Graham Kapasitas kalor
29.60 J / mol · K 6
Expansion termal
83.30 μm / (m · K) 3
Standard molar Entropy
64.70 J / mol.K 18
enthalpy
0
Enthalpy panguapan
77.50 kJ / mol 55
Enthalpy saka Fusion
2.32 kJ / mol 60
Enthalpy saka atomization
89.50 kJ / mol 58
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