kalium mungsuh kobalt
Tabel périodik
Symbol
K
Co
Panggil Group
1
17
9
9
Panggil periode
4
4
Block
s pemblokiran
d block
Family unsur
alkali
transisi Metal
CAS Number
7440097
99+
7440484
38
Jeneng papan Group
3M Im_
P63 / mmc
Space Group Number
229.00
1
194.00
5
facts
Facts Interesting
- Ing dhaptar paling unsur KALUBÈRAN kalium wis ditingkat 7th.
- Kalium bisa gampang ngiris (disigar) mudhun nggunakake piso.
Character length exceed error
sumber
Found in Minerals, Mining
Found in Senyawa, Mining, Ores saka Minerals
History
sing katutup
Humphry Davy
Georg Brandt
Discovery
1807
ing 1732
turah mbrawah
Turah mbrawah Ing Universe
3 * 10-4 %
9
3 * 10-4 %
9
Turah mbrawah Ing Sun
~0.0004 %
9
~0.0004 %
9
Turah mbrawah Ing meteorit
0.07 %
9
0.06 %
10
Turah mbrawah Ing bumi lemah ndhuwur
1.50 %
6
0.00 %
21
Turah mbrawah Ing Segara
0.04 %
3
0.00 %
20
Turah mbrawah Ing Manungsa
0.20 %
2
0.00 %
17
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.
- Sawijining wesi aluminium lan nikel sing digunakake kanggo nggawe wesi sembrani kuat.
- Sawetara wesi liyane ngetokne kekuatan-suhu dhuwur lan Empu padha digunakake ing Turbines saka Jet lan Gas engine.
Ulah Industrial
Industry amunisi, Industri Kimia
Industri Kimia, Industry Listrik, Industry Elektronik
Ulah Medical
Industry Pharmaceutical
Industry Pharmaceutical
Ulah liyane
NA
wesi
Properties biologi
keracunan
Toxic
Toxic
Saiki ing badan Human
Ya
Ya
Sang
1,620.00 Sang / mg dm-3
2
0.04 Sang / mg dm-3
18
ing Bone
2,100.00 ppm
3
0.04 ppm
27
fisik Properties
leleh Point
63.65 ° C
99+
1,495.00 ° C
29
Boiling Point
774.00 ° C
99+
2,870.00 ° C
34
katon
State fisik
Solid
Solid
warna
perak Gray
Gray
luster
NA
metallic
atose
Mohs atose
0.40
23
5.00
8
Brinell atose
0.36 MPa
99+
470.00 MPa
26
Vickers atose
ora Sumadhiya
1,043.00 MPa
11
Kacepetan swara
2,000.00 m / s
99+
4,720.00 m / s
14
Properties Optical
reflectivity
ora Sumadhiya
67.00 %
11
allotropes
Ora
Ya
α allotropes
ora Sumadhiya
α-kobalt
β allotropes
ora Sumadhiya
β-kobalt
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
K
Co
isotop
Isotop dikenal
20
19
26
13
keelektronegatifan
Pauling Elektronegativitas
0.82
99+
1.88
12
Sanderson Elektronegativitas
0.45
31
2.56
1
Allred Rochow Elektronegativitas
0.91
39
1.70
5
Mulliken-Jaffe Elektronegativitas
0.73
23
ora Sumadhiya
Allen Elektronegativitas
0.73
99+
1.84
10
Electropositivity
Pauling Electropositivity
3.18
3
2.12
99+
tenogo ionisasi
Level Energy 1st
418.80 kJ / mol
99+
760.40 kJ / mol
19
Level Energy 2
3,052.00 kJ / mol
5
1,648.00 kJ / mol
31
Level Energy 3rd
4,420.00 kJ / mol
8
3,232.00 kJ / mol
22
Level Energy 4
5,877.00 kJ / mol
9
4,950.00 kJ / mol
19
Level Energy 5th
7,975.00 kJ / mol
8
7,670.00 kJ / mol
12
Level Energy 6th
9,590.00 kJ / mol
13
9,840.00 kJ / mol
12
tingkat Energy 7
11,343.00 kJ / mol
17
12,440.00 kJ / mol
11
Level Energy 8
14,944.00 kJ / mol
13
15,230.00 kJ / mol
12
Level Energy 9
16,963.70 kJ / mol
15
17,959.00 kJ / mol
13
Level Energy 10th
48,610.00 kJ / mol
3
26,570.00 kJ / mol
7
Level Energy 11
54,490.00 kJ / mol
4
29,400.00 kJ / mol
8
Level Energy 12
60,730.00 kJ / mol
4
32,400.00 kJ / mol
8
Level Energy 13
68,950.00 kJ / mol
4
36,600.00 kJ / mol
8
Level Energy 14
75,900.00 kJ / mol
5
39,700.00 kJ / mol
9
Level Energy 15
83,080.00 kJ / mol
6
42,800.00 kJ / mol
12
Level Energy 16
93,400.00 kJ / mol
7
49,396.00 kJ / mol
11
Level Energy 17
99,710.00 kJ / mol
8
52,737.00 kJ / mol
13
Level Energy 18
ora Sumadhiya
134,810.00 kJ / mol
1
Level Energy 19
ora Sumadhiya
145,170.00 kJ / mol
2
Level Energy 20
ora Sumadhiya
154,700.00 kJ / mol
4
Level Energy 21
ora Sumadhiya
167,400.00 kJ / mol
4
Level Energy 22
ora Sumadhiya
178,100.00 kJ / mol
3
Level Energy 23rd
ora Sumadhiya
189,300.00 kJ / mol
3
padha karo elektrokimia
1.46 g / amp-day
99+
1.10 g / amp-day
99+
Fungsi Work elektron
2.30 eV
99+
5.00 eV
5
Properties Kimia liyane
Kimia Stabilitas, Flammability, ionisasi, kelarutan
Kimia Stabilitas, ionisasi
atom Properties
Panggil atom
19
99+
22
99+
Konfigurasi elektron
[Ar] 4s 1
[Ar] 3d 2 4s 2
Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
HCP-Crystal-Structure-of-Cobalt.jpg#100
atom
Jumlah proton
19
99+
22
99+
Jumlah Neutron
20
99+
26
99+
Jumlah Èlèktron
19
99+
22
99+
Radius saka Atom
Radius atom
227.00 pm
3
147.00 pm
34
kovalen Radius
203.00 pm
9
160.00 pm
30
Van der Waals Radius
275.00 pm
5
200.00 pm
28
Bobot atom
39.10 Amu
99+
47.87 Amu
99+
Volume atom
45.46 cm3 / mol
3
10.64 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
10.40 (-eV)
99+
95.20 (-eV)
10
Constant pola
532.80 pm
12
295.08 pm
99+
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
0.86 g / cm 3
99+
4.51 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
0.83 g / cm3
99+
4.11 g / cm3
99+
Strength tensile
ora Sumadhiya
434.00 MPa
9
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.98 (Pa)
14
situs kelenturan
nyukur pengaturan
1.30 GPA
99+
44.00 GPA
17
pengaturan akeh
3.10 GPA
99+
110.00 GPA
15
Young kang pengaturan
3.53 GPA
99+
116.00 GPA
18
Poisson rasio
ora Sumadhiya
0.32
12
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
0.86
99+
4,500.00
1
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman miskin
resistivity
72.00 nΩ · m
37
420.00 nΩ · m
12
konduktivitas listrik
0.14 10 6 / cm Ω
14
0.02 10 6 / cm Ω
99+
elektron Affinity
48.40 kJ / mol
22
7.60 kJ / mol
37
termal Properties
Kalor tartamtu
0.75 J / (kg K)
6
0.52 J / (kg K)
9
Graham Kapasitas kalor
29.60 J / mol · K
6
25.06 J / mol · K
99+
doyo termal
102.50 W / m · K
15
21.90 W / m · K
99+
suhu kritis
2,223.00 K
3
ora Sumadhiya
Expansion termal
83.30 μm / (m · K)
3
8.60 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
77.50 kJ / mol
99+
429.00 kJ / mol
15
Enthalpy saka Fusion
2.32 kJ / mol
99+
15.48 kJ / mol
19
Enthalpy saka atomization
89.50 kJ / mol
99+
468.60 kJ / mol
15
Standard molar Entropy
64.70 J / mol.K
18
27.30 J / mol.K
99+
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