mbandhingaké Platinum lan sesium
Tabel périodik
Symbol
Pt
Cs
Panggil Group
10
8
1
17
Panggil periode
6
6
Block
d block
s pemblokiran
Family unsur
transisi Metal
alkali
CAS Number
7440064
99+
7440462
40
Jeneng papan Group
Fm_ 3M
3M Im_
Space Group Number
225.00
2
229.00
1
facts
Facts Interesting
- Platinum punika logam paling langka saka kategori logam larang regane ..
- Iklan Platinum diprodhuksi minangka prodhuk sampingan ores saka nikel.
ora Cepak
sumber
Mining, Ores logam, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Antonio de Ulloa
Robert Bunsen and Gustav Kirchhoff
Discovery
ing 1735
ing taun 1860
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-7 %
19
8 * 10-8 %
24
Turah mbrawah Ing Sun
~0.0000009 %
19
~0.0000008 %
20
Turah mbrawah Ing meteorit
0.00 %
25
0.00 %
38
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
35
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
17
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
17
ulah
Ulah lan Wuku
- Platinum logam utamané dipigunakaké ing perhiasan.
- Platinum digunakake minangka katalis industri ing asam nitrat, silikon lan benzena.
- nggunakake paling umum saka logam Sesium yaiku adi ngebur. Sampeyan uga dipigunakaké ing Manufaktur kaca optik.
- Ing tabung vakum lan peralatan monitor radiation logam iki digunakake minangka katalis tukang promosi.
Ulah Industrial
Industry Aerospace, Industri Kimia
Industry Aerospace, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
NA
Ulah liyane
wesi, bullion, koin, Jewellery, patung, Statues
wesi
Properties biologi
keracunan
non Toxic
mildly Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
28
ing Bone
ora Sumadhiya
0.05 ppm
26
fisik Properties
leleh Point
1,772.00 ° C
16
28.50 ° C
99+
Boiling Point
3,827.00 ° C
15
678.40 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
Gold perak
luster
metallic
NA
atose
Mohs atose
3.50
11
0.20
25
Brinell atose
300.00 MPa
34
0.14 MPa
99+
Vickers atose
400.00 MPa
25
ora Sumadhiya
Kacepetan swara
2,800.00 m / s
29
ora Sumadhiya
Properties Optical
reflectivity
73.00 %
8
ora Sumadhiya
allotropes
Ora
Ora
α allotropes
ora Sumadhiya
ora Sumadhiya
β allotropes
ora Sumadhiya
ora Sumadhiya
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Pt
Cs
isotop
Isotop dikenal
35
4
36
3
keelektronegatifan
Pauling Elektronegativitas
2.28
3
0.79
99+
Sanderson Elektronegativitas
ora Sumadhiya
0.22
33
Allred Rochow Elektronegativitas
1.44
17
0.86
99+
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
0.62
26
Allen Elektronegativitas
1.72
16
0.66
99+
Electropositivity
Pauling Electropositivity
1.72
99+
3.21
2
tenogo ionisasi
Level Energy 1st
870.00 kJ / mol
10
375.70 kJ / mol
99+
Level Energy 2
1,791.00 kJ / mol
21
2,234.30 kJ / mol
8
Level Energy 3rd
ora Sumadhiya
3,400.00 kJ / mol
16
padha karo elektrokimia
1.82 g / amp-day
35
4.96 g / amp-day
3
Fungsi Work elektron
5.65 eV
1
2.14 eV
99+
Properties Kimia liyane
Kimia Stabilitas, anti Corrosion, ionisasi
Kimia Stabilitas, Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
78
38
55
99+
Konfigurasi elektron
[Xe] 4F 14 5d 9 6s 1
[Xe] 6s 1
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
FCC-Crystal-Structure-of-Platinum.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
78
38
55
99+
Jumlah Neutron
117
24
78
99+
Jumlah Èlèktron
78
38
55
99+
Radius saka Atom
Radius atom
139.00 pm
39
265.00 pm
1
kovalen Radius
136.00 pm
99+
244.00 pm
2
Van der Waals Radius
175.00 pm
36
343.00 pm
2
Bobot atom
47.87 Amu
99+
132.91 Amu
99+
Volume atom
9.09 cm3 / mol
99+
71.07 cm3 / mol
1
Nomer atom jejer
Potensi Valence Electron
392.42 (-eV)
1
8.62 (-eV)
99+
Constant pola
392.42 pm
24
614.10 pm
5
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
21.45 g / cm 3
11
1.93 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
19.77 g / cm3
2
1.84 g / cm3
99+
Strength tensile
125.00 MPa
14
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
0.07 (Pa)
18
ora Sumadhiya
situs kelenturan
nyukur pengaturan
61.00 GPA
14
ora Sumadhiya
pengaturan akeh
230.00 GPA
6
1.60 GPA
99+
Young kang pengaturan
168.00 GPA
14
1.70 GPA
99+
Poisson rasio
0.38
6
ora Sumadhiya
Properties Teknik liyane
ductile, malleable
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
21.45
4
1.87
99+
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
0.00 H / m
3
ora Sumadhiya
Properties Listrik
Property Listrik
Arman
Semiconductor
resistivity
105.00 nΩ · m
30
205.00 nΩ · m
17
konduktivitas listrik
0.10 10 6 / cm Ω
21
0.05 10 6 / cm Ω
35
elektron Affinity
205.30 kJ / mol
2
45.50 kJ / mol
25
termal Properties
Kalor tartamtu
0.13 J / (kg K)
39
0.24 J / (kg K)
23
Graham Kapasitas kalor
25.86 J / mol · K
35
32.21 J / mol · K
4
doyo termal
71.60 W / m · K
24
35.90 W / m · K
36
suhu kritis
ora Sumadhiya
1,938.00 K
5
Expansion termal
8.80 μm / (m · K)
99+
97.00 μm / (m · K)
1
enthalpy
Enthalpy panguapan
510.50 kJ / mol
11
65.90 kJ / mol
99+
Enthalpy saka Fusion
19.70 kJ / mol
12
2.10 kJ / mol
99+
Enthalpy saka atomization
565.00 kJ / mol
11
78.20 kJ / mol
99+
Standard molar Entropy
41.60 J / mol.K
36
85.20 J / mol.K
3
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