kobalt mungsuh Platinum
Tabel périodik
Symbol
Co
Pt
Panggil Group
9
9
10
8
Panggil periode
4
6
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
7440484
38
7440064
99+
Jeneng papan Group
P63 / mmc
Fm_ 3M
Space Group Number
194.00
5
225.00
2
facts
Facts Interesting
Character length exceed error
- Platinum punika logam paling langka saka kategori logam larang regane ..
- Iklan Platinum diprodhuksi minangka prodhuk sampingan ores saka nikel.
sumber
Found in Senyawa, Mining, Ores saka Minerals
Mining, Ores logam, Ores saka Minerals
History
sing katutup
Georg Brandt
Antonio de Ulloa
Discovery
ing 1732
ing 1735
turah mbrawah
Turah mbrawah Ing Universe
3 * 10-4 %
9
5 * 10-7 %
19
Turah mbrawah Ing Sun
~0.0004 %
9
~0.0000009 %
19
Turah mbrawah Ing meteorit
0.06 %
10
0.00 %
25
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
21
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
20
ora Sumadhiya
Turah mbrawah Ing Manungsa
0.00 %
17
ora Sumadhiya
ulah
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.
- Platinum logam utamané dipigunakaké ing perhiasan.
- Platinum digunakake minangka katalis industri ing asam nitrat, silikon lan benzena.
Ulah Industrial
Industri Kimia, Industry Listrik, Industry Elektronik
Industry Aerospace, Industri Kimia
Ulah Medical
Industry Pharmaceutical
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
Ulah liyane
wesi
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
Toxic
non Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.04 Sang / mg dm-3
18
ora Sumadhiya
ing Bone
0.04 ppm
27
ora Sumadhiya
fisik Properties
leleh Point
1,495.00 ° C
29
1,772.00 ° C
16
Boiling Point
2,870.00 ° C
34
3,827.00 ° C
15
katon
State fisik
Solid
Solid
warna
Gray
perak Putih
luster
metallic
metallic
atose
Mohs atose
5.00
8
3.50
11
Brinell atose
470.00 MPa
26
300.00 MPa
34
Vickers atose
1,043.00 MPa
11
400.00 MPa
25
Kacepetan swara
4,720.00 m / s
14
2,800.00 m / s
29
Properties Optical
reflectivity
67.00 %
11
73.00 %
8
allotropes
Ya
Ora
α allotropes
α-kobalt
ora Sumadhiya
β allotropes
β-kobalt
ora Sumadhiya
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Co
Pt
isotop
Isotop dikenal
26
13
35
4
keelektronegatifan
Pauling Elektronegativitas
1.88
12
2.28
3
Sanderson Elektronegativitas
2.56
1
ora Sumadhiya
Allred Rochow Elektronegativitas
1.70
5
1.44
17
Allen Elektronegativitas
1.84
10
1.72
16
Electropositivity
Pauling Electropositivity
2.12
99+
1.72
99+
tenogo ionisasi
Level Energy 1st
760.40 kJ / mol
19
870.00 kJ / mol
10
Level Energy 2
1,648.00 kJ / mol
31
1,791.00 kJ / mol
21
Level Energy 3rd
3,232.00 kJ / mol
22
ora Sumadhiya
Level Energy 4
4,950.00 kJ / mol
19
ora Sumadhiya
Level Energy 5th
7,670.00 kJ / mol
12
ora Sumadhiya
Level Energy 6th
9,840.00 kJ / mol
12
ora Sumadhiya
tingkat Energy 7
12,440.00 kJ / mol
11
ora Sumadhiya
Level Energy 8
15,230.00 kJ / mol
12
ora Sumadhiya
Level Energy 9
17,959.00 kJ / mol
13
ora Sumadhiya
Level Energy 10th
26,570.00 kJ / mol
7
ora Sumadhiya
Level Energy 11
29,400.00 kJ / mol
8
ora Sumadhiya
Level Energy 12
32,400.00 kJ / mol
8
ora Sumadhiya
Level Energy 13
36,600.00 kJ / mol
8
ora Sumadhiya
Level Energy 14
39,700.00 kJ / mol
9
ora Sumadhiya
Level Energy 15
42,800.00 kJ / mol
12
ora Sumadhiya
Level Energy 16
49,396.00 kJ / mol
11
ora Sumadhiya
Level Energy 17
52,737.00 kJ / mol
13
ora Sumadhiya
Level Energy 18
134,810.00 kJ / mol
1
ora Sumadhiya
Level Energy 19
145,170.00 kJ / mol
2
ora Sumadhiya
Level Energy 20
154,700.00 kJ / mol
4
ora Sumadhiya
Level Energy 21
167,400.00 kJ / mol
4
ora Sumadhiya
Level Energy 22
178,100.00 kJ / mol
3
ora Sumadhiya
Level Energy 23rd
189,300.00 kJ / mol
3
ora Sumadhiya
padha karo elektrokimia
1.10 g / amp-day
99+
1.82 g / amp-day
35
Fungsi Work elektron
5.00 eV
5
5.65 eV
1
Properties Kimia liyane
Kimia Stabilitas, ionisasi
Kimia Stabilitas, anti Corrosion, ionisasi
atom Properties
Panggil atom
22
99+
78
38
Konfigurasi elektron
[Ar] 3d 2 4s 2
[Xe] 4F 14 5d 9 6s 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Face tengah kubik (FCC)
Crystal pola
HCP-Crystal-Structure-of-Cobalt.jpg#100
FCC-Crystal-Structure-of-Platinum.jpg#100
atom
Jumlah proton
22
99+
78
38
Jumlah Neutron
26
99+
117
24
Jumlah Èlèktron
22
99+
78
38
Radius saka Atom
Radius atom
147.00 pm
34
139.00 pm
39
kovalen Radius
160.00 pm
30
136.00 pm
99+
Van der Waals Radius
200.00 pm
28
175.00 pm
36
Bobot atom
47.87 Amu
99+
47.87 Amu
99+
Volume atom
10.64 cm3 / mol
99+
9.09 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
95.20 (-eV)
10
392.42 (-eV)
1
Constant pola
295.08 pm
99+
392.42 pm
24
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
4.51 g / cm 3
99+
21.45 g / cm 3
11
Kapadhetan Nalika Liquid (ing mp)
4.11 g / cm3
99+
19.77 g / cm3
2
Strength tensile
434.00 MPa
9
125.00 MPa
14
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
0.98 (Pa)
14
0.07 (Pa)
18
situs kelenturan
nyukur pengaturan
44.00 GPA
17
61.00 GPA
14
pengaturan akeh
110.00 GPA
15
230.00 GPA
6
Young kang pengaturan
116.00 GPA
18
168.00 GPA
14
Poisson rasio
0.32
12
0.38
6
Properties Teknik liyane
ductile
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
4,500.00
1
21.45
4
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
ora Sumadhiya
0.00 H / m
3
Properties Listrik
Property Listrik
Arman miskin
Arman
resistivity
420.00 nΩ · m
12
105.00 nΩ · m
30
konduktivitas listrik
0.02 10 6 / cm Ω
99+
0.10 10 6 / cm Ω
21
elektron Affinity
7.60 kJ / mol
37
205.30 kJ / mol
2
termal Properties
Kalor tartamtu
0.52 J / (kg K)
9
0.13 J / (kg K)
39
Graham Kapasitas kalor
25.06 J / mol · K
99+
25.86 J / mol · K
35
doyo termal
21.90 W / m · K
99+
71.60 W / m · K
24
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
8.60 μm / (m · K)
99+
8.80 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
429.00 kJ / mol
15
510.50 kJ / mol
11
Enthalpy saka Fusion
15.48 kJ / mol
19
19.70 kJ / mol
12
Enthalpy saka atomization
468.60 kJ / mol
15
565.00 kJ / mol
11
Standard molar Entropy
27.30 J / mol.K
99+
41.60 J / mol.K
36
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