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kalium metal
kalium


Tabel périodik
Symbol
K
Panggil Group
1 17
Panggil periode
4 4
Block
s pemblokiran
Family unsur
alkali
CAS Number
7440097 70
Jeneng papan Group
3M Im_
Space Group Number
229.00 2
facts
Facts Interesting
  • Ing dhaptar paling unsur KALUBÈRAN kalium wis ditingkat 7th.
  • Kalium bisa gampang ngiris (disigar) mudhun nggunakake piso.
sumber
Found in Minerals, Mining
History
sing katutup
Humphry Davy
Discovery
1807
turah mbrawah
Turah mbrawah Ing Universe
0.00 % 10
Turah mbrawah Ing Sun
0.00 % 9
Turah mbrawah Ing meteorit
0.07 % 9
Turah mbrawah Ing bumi lemah ndhuwur
1.50 % 6
Turah mbrawah Ing Segara
0.04 % 3
Turah mbrawah Ing Manungsa
0.20 % 3
ulah
Ulah lan Wuku
  • senyawa kalium kang ana ing dhuwur dikarepake kanggo aplikasi ing Manufaktur pupuk.
  • Kalium karbonat digunakake ing Manufaktur kaca lan kalium karbonat ing Manufaktur deterjen lan awak wisuh.
Ulah Industrial
Industry amunisi, Industri Kimia
Ulah Medical
Industry Pharmaceutical
Ulah liyane
-
Properties biologi
keracunan
Toxic
Saiki ing badan Human
Ya
Sang
1,620.00 Sang / mg dm-3 2
ing Bone
2,100.00 ppm 3
fisik
leleh Point
63.65 ° C 77
Boiling Point
774.00 ° C 74
katon
State fisik
Solid
warna
perak Gray
luster
-
atose
Mohs atose
0.40 25
Brinell atose
0.36 MPa 69
Vickers atose
100.00 MPa 63
Kacepetan swara
2,000.00 m / s 62
Properties Optical
bias Index
1.33 42
reflectivity
72.00 % 11
allotropes
Ora
α allotropes
-
β allotropes
-
γ allotropes
-
Kimia
Formula Kimia
K
isotop
Isotop dikenal
20 19
keelektronegatifan
Pauling Elektronegativitas
0.82 52
Sanderson Elektronegativitas
0.45 51
Allred Rochow Elektronegativitas
0.91 40
Mulliken-Jaffe Elektronegativitas
0.73 52
Allen Elektronegativitas
0.73 64
Electropositivity
Pauling Electropositivity
3.18 3
tenogo ionisasi
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
Level Energy 4
5,877.00 kJ / mol 18
Level Energy 5th
7,975.00 kJ / mol 14
Level Energy 6th
9,590.00 kJ / mol 19
tingkat Energy 7
11,343.00 kJ / mol 17
Level Energy 8
14,944.00 kJ / mol 13
Level Energy 9
16,963.70 kJ / mol 15
Level Energy 10th
48,610.00 kJ / mol 3
Level Energy 11
54,490.00 kJ / mol 4
Level Energy 12
60,730.00 kJ / mol 15
Level Energy 13
68,950.00 kJ / mol 4
Level Energy 14
75,900.00 kJ / mol 5
Level Energy 15
83,080.00 kJ / mol 13
Level Energy 16
93,400.00 kJ / mol 7
Level Energy 17
99,710.00 kJ / mol 8
Level Energy 18
4,196.00 kJ / mol 76
Level Energy 19
419.20 kJ / mol 89
Level Energy 20
419.00 kJ / mol 79
Level Energy 21
419.20 kJ / mol 88
Level Energy 22
419.00 kJ / mol 73
Level Energy 23rd
419.20 kJ / mol 84
Level Energy 24
419.20 kJ / mol 85
Level Energy 25th
419.20 kJ / mol 77
Level Energy 26th
419.20 kJ / mol 85
Level Energy 27th
419.20 kJ / mol 81
Level Energy 28th
419.20 kJ / mol 84
Level Energy 29
419.20 kJ / mol 86
Level Energy 30
419.00 kJ / mol 80
padha karo elektrokimia
1.46 g / amp-day 51
Fungsi Work elektron
2.30 eV 56
Properties Kimia liyane
Kimia Stabilitas, Flammability, ionisasi, kelarutan
atom
Panggil atom
19 87
Konfigurasi elektron
[Ar] 4s 1
Struktur Crystal
Body tengah kubik (Bcc)
Crystal pola
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
19 86
Jumlah Neutron
20 65
Jumlah Èlèktron
19 86
Radius saka Atom
Radius atom
227.00 pm 4
kovalen Radius
203.00 pm 9
Van der Waals Radius
275.00 pm 7
Bobot atom
39.10 Amu 81
Volume atom
45.46 cm3 / mol 4
Nomer atom jejer
unsur Previous
17
Sabanjure unsur
12
Potensi Valence Electron
10.40 (-eV) 67
Constant pola
532.80 pm 13
pola Angles
π/2, π/2, π/2
Pola C / A rasio
1.69 10
Teknik
Kapadhetan
Kapadhetan Ing suhu kamar
0.86 g / cm 3 88
Kapadhetan Nalika Liquid (ing mp)
0.83 g / cm3 89
Strength tensile
16.00 MPa 47
viskositas
0.00 9
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa) 16
Meksa beluk ing 2000 K
0.00 (Pa) 34
situs kelenturan
nyukur pengaturan
1.30 GPA 66
pengaturan akeh
3.10 GPA 64
Young kang pengaturan
3.53 GPA 71
Poisson rasio
0.35 9
Properties Teknik liyane
-
Magnetic
Ciri Magnetic
Gravitasi tartamtu
0.86 86
Nindakake Magnetic
paramagnetic
permeabilitas
0.00 H / m 13
kelemahan
0.00 23
Properties Listrik
Property Listrik
Arman
resistivity
72.00 nΩ · m 37
konduktivitas listrik
0.14 10 6 / cm Ω 16
elektron Affinity
48.40 kJ / mol 27
termal
Kalor tartamtu
0.75 J / (kg K) 6
Graham Kapasitas kalor
29.60 J / mol · K 8
doyo termal
102.50 W / m · K 15
suhu kritis
2,223.00 K 14
Expansion termal
83.30 μm / (m · K) 3
enthalpy
Enthalpy panguapan
77.50 kJ / mol 81
Enthalpy saka Fusion
2.32 kJ / mol 67
Enthalpy saka atomization
89.50 kJ / mol 70
Standard molar Entropy
64.70 J / mol.K 19
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