Symbol
Co
Ag
Panggil Group
911
0
17
👆🏻
Panggil periode
45
2
7
👆🏻
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
74404847440224
7429905
54386242
👆🏻
Jeneng papan Group
P63 / mmc
Fm_ 3M
Space Group Number
194.00225.00
11
276
👆🏻
Facts Interesting
- Sumber utama Kobalt minangka produk sampingan saka pertambangan logam tembaga lan nikel.
- Logam kobalt bisa dipikolehi saka unsur liyane kayata Oksigen, Sulfur lan Arsenik.
- Uga digunakake ing proses electroplating amarga nuduhake sifat anti cession.
- Kuwi unsur paling termenung.
- Silver punika logam ductile paling kapindho sawisé Gold.
- Sampeyan uga dipigunakaké ing Dentistry minangka wesi dental klip lan penobatan.
sumber
Found in Senyawa, Mining, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Ores logam
History
sing katutup
Georg Brandt
-
Discovery
ing 1732
Sadurunge 5000 BC
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.00 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
0.06 %0.00 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.00 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
0.00 %0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- 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.
- Silver utamané dipigunakaké kanggo Jewelry lan nuduhake Piece.
- Kang digunakake kanggo Manufaktur mirrors kualitas dhuwur amarga bisa reflectivity sawijining.
Ulah Industrial
Industri Kimia, Industry Listrik, Industry Elektronik
Industri Kimia, Industry Clothing, Industry Listrik
Ulah Medical
Industry Pharmaceutical
Dentistry, Industry Pharmaceutical
Ulah liyane
wesi
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
Toxic
non Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.04 Sang / mg dm-30.00 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.04 ppm0.44 ppm
0
170000
👆🏻
leleh Point
1,495.00 ° C961.93 ° C
-38.83
3410
👆🏻
Boiling Point
2,870.00 ° C2,212.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
Gray
perak Putih
luster
metallic
metallic
atose
Mohs atose
5.002.50
0.2
8.5
👆🏻
Brinell atose
470.00 MPa251.00 MPa
0.14
3490
👆🏻
Vickers atose
1,043.00 MPa229.00 MPa
0
3920
👆🏻
Kacepetan swara
4,720.00 m / s2,680.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
2.500.16
0.155
3.41
👆🏻
reflectivity
67.00 %97.00 %
5
97
👆🏻
allotropes
Ya
Ora
α allotropes
α-kobalt
-
β allotropes
β-kobalt
-
γ allotropes
-
-
Formula Kimia
Co
Ag
isotop
Isotop dikenal
2636
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.881.93
0
2.6
👆🏻
Sanderson Elektronegativitas
2.561.83
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.701.42
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.881.47
0.62
2.48
👆🏻
Allen Elektronegativitas
1.841.87
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.122.07
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
760.40 kJ / mol731.00 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,648.00 kJ / mol2,070.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
3,232.00 kJ / mol3,361.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
4,950.00 kJ / mol7,310.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
7,670.00 kJ / mol7,310.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
9,840.00 kJ / mol7,310.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
12,440.00 kJ / mol7,310.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
15,230.00 kJ / mol7,310.00 kJ / mol
730
125300
👆🏻
Level Energy 9
17,959.00 kJ / mol7,310.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
26,570.00 kJ / mol7,310.00 kJ / mol
392
144300
👆🏻
Level Energy 11
29,400.00 kJ / mol7,310.00 kJ / mol
392
169988
👆🏻
Level Energy 12
32,400.00 kJ / mol7,310.00 kJ / mol
0
189368
👆🏻
Level Energy 13
36,600.00 kJ / mol7,310.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
39,700.00 kJ / mol731.00 kJ / mol
380
86450
👆🏻
Level Energy 15
42,800.00 kJ / mol73,100.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
49,396.00 kJ / mol73,100.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
52,737.00 kJ / mol731.00 kJ / mol
375.7
122200
👆🏻
Level Energy 18
134,810.00 kJ / mol7,310.00 kJ / mol
0
134810
👆🏻
Level Energy 19
145,170.00 kJ / mol731.00 kJ / mol
375.7
148700
👆🏻
Level Energy 20
154,700.00 kJ / mol731.00 kJ / mol
0
171200
👆🏻
Level Energy 21
167,400.00 kJ / mol731.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
178,100.00 kJ / mol731.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
189,300.00 kJ / mol731.00 kJ / mol
357.6
198800
👆🏻
Level Energy 24
760.40 kJ / mol731.00 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
760.40 kJ / mol731.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
760.40 kJ / mol731.00 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
760.40 kJ / mol731.00 kJ / mol
0
133800
👆🏻
Level Energy 28th
760.40 kJ / mol731.00 kJ / mol
297.3
139800
👆🏻
Level Energy 29
760.40 kJ / mol731.00 kJ / mol
0
148100
👆🏻
Level Energy 30
760.40 kJ / mol731.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.10 g / amp-day4.02 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
5.00 eV4.26 eV
2.14
6
👆🏻
Properties Kimia liyane
Kimia Stabilitas, ionisasi
Kimia Stabilitas, ionisasi, kelarutan
Panggil atom
2247
3
117
👆🏻
Konfigurasi elektron
[Ar] 3d 2 4s 2
[Kr] 4d 10 5S 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Face tengah kubik (FCC)
Crystal pola
atom
Jumlah proton
2247
3
117
👆🏻
Jumlah Neutron
2661
4
285
👆🏻
Jumlah Èlèktron
2247
3
117
👆🏻
Radius saka Atom
Radius atom
147.00 pm144.00 pm
0
348
👆🏻
kovalen Radius
160.00 pm145.00 pm
0
260
👆🏻
Van der Waals Radius
200.00 pm172.00 pm
0
348
👆🏻
Bobot atom
47.87 Amu107.87 Amu
6.94
294
👆🏻
Volume atom
10.64 cm3 / mol10.30 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
95.20 (-eV)11.40 (-eV)
0
392.42
👆🏻
Constant pola
295.08 pm408.53 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.261.59
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
4.51 g / cm 310.49 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
4.11 g / cm39.32 g / cm3
0.512
41
👆🏻
Strength tensile
434.00 MPa170.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
0.98 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
44.00 GPA30.00 GPA
1.3
222
👆🏻
pengaturan akeh
110.00 GPA100.00 GPA
0
462
👆🏻
Young kang pengaturan
116.00 GPA83.00 GPA
0
528
👆🏻
Poisson rasio
0.320.37
0.032
0.47
👆🏻
Properties Teknik liyane
ductile
ductile, malleable
Ciri Magnetic
Gravitasi tartamtu
4,500.0010.50
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
diamagnetic
permeabilitas
0.00 H / m0.00 H / m
1.25643E-06
0.0063
👆🏻
kelemahan
0.000.00
-0.000166
200000
👆🏻
Properties Listrik
Property Listrik
Arman miskin
Arman
resistivity
420.00 nΩ · m15.87 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.02 10 6 / cm Ω0.63 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
7.60 kJ / mol125.60 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.52 J / (kg K)0.24 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
25.06 J / mol · K25.35 J / mol · K
13.1
62.7
👆🏻
doyo termal
21.90 W / m · K429.00 W / m · K
0
429
👆🏻
suhu kritis
1,768.00 K1,235.00 K
26.3
3695
👆🏻
Expansion termal
8.60 μm / (m · K)18.90 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
429.00 kJ / mol255.10 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
15.48 kJ / mol11.30 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
468.60 kJ / mol284.50 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
27.30 J / mol.K42.60 J / mol.K
9.5
198.1
👆🏻