Platinum mungsuh Radium
Tabel périodik
Symbol
Pt
Ra
Panggil Group
10
8
2
16
Panggil periode
6
7
Block
d block
s pemblokiran
Family unsur
transisi Metal
alkalin bumi
CAS Number
7440064
99+
7440144
99+
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.
- metal Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
sumber
Mining, Ores logam, Ores saka Minerals
Mining, Ores logam
History
sing katutup
Antonio de Ulloa
Not Available
Discovery
ing 1735
ing taun 1898
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-7 %
19
ora Sumadhiya
Turah mbrawah Ing Sun
~0.0000009 %
19
~-9999 %
Turah mbrawah Ing meteorit
0.00 %
25
ora Sumadhiya
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
99+
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
99+
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
20
ulah
Ulah lan Wuku
- Platinum logam utamané dipigunakaké ing perhiasan.
- Platinum digunakake minangka katalis industri ing asam nitrat, silikon lan benzena.
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
Ulah Industrial
Industry Aerospace, Industri Kimia
NA
Ulah Medical
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
Industry Pharmaceutical
Ulah liyane
wesi, bullion, koin, Jewellery, patung, Statues
NA
Properties biologi
keracunan
non Toxic
Highly Toxic
Saiki ing badan Human
Ora
Ora
fisik Properties
leleh Point
1,772.00 ° C
16
700.00 ° C
99+
Boiling Point
3,827.00 ° C
15
1,737.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
metallic
metallic
atose
Mohs atose
3.50
11
ora Sumadhiya
Brinell atose
300.00 MPa
34
ora Sumadhiya
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
Ra
isotop
Isotop dikenal
35
4
33
6
keelektronegatifan
Pauling Elektronegativitas
2.28
3
0.90
99+
Allred Rochow Elektronegativitas
1.44
17
0.97
38
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
0.92
20
Allen Elektronegativitas
1.72
16
0.89
99+
Electropositivity
Pauling Electropositivity
1.72
99+
3.10
5
tenogo ionisasi
Level Energy 1st
870.00 kJ / mol
10
509.30 kJ / mol
99+
Level Energy 2
1,791.00 kJ / mol
21
979.00 kJ / mol
99+
padha karo elektrokimia
1.82 g / amp-day
35
4.22 g / amp-day
6
Fungsi Work elektron
5.65 eV
1
ora Sumadhiya
Properties Kimia liyane
Kimia Stabilitas, anti Corrosion, ionisasi
ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
78
38
88
30
Konfigurasi elektron
[Xe] 4F 14 5d 9 6s 1
[Rn] 7s 2
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
88
30
Jumlah Neutron
117
24
138
16
Jumlah Èlèktron
78
38
88
30
Radius saka Atom
Radius atom
139.00 pm
39
ora Sumadhiya
kovalen Radius
136.00 pm
99+
221.00 pm
3
Van der Waals Radius
175.00 pm
36
283.00 pm
4
Bobot atom
47.87 Amu
99+
226.00 Amu
26
Volume atom
9.09 cm3 / mol
99+
45.20 cm3 / mol
4
Nomer atom jejer
Potensi Valence Electron
392.42 (-eV)
1
20.10 (-eV)
99+
Constant pola
392.42 pm
24
514.80 pm
13
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
5.50 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
19.77 g / cm3
2
ora Sumadhiya
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
ora Sumadhiya
Young kang pengaturan
168.00 GPA
14
ora Sumadhiya
Poisson rasio
0.38
6
ora Sumadhiya
Properties Teknik liyane
ductile, malleable
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
21.45
4
5.00
99+
Nindakake Magnetic
paramagnetic
nonmagnetic
permeabilitas
0.00 H / m
3
ora Sumadhiya
Properties Listrik
Property Listrik
Arman
NA
resistivity
105.00 nΩ · m
30
100.00 nΩ · m
31
konduktivitas listrik
0.10 10 6 / cm Ω
21
ora Sumadhiya
elektron Affinity
205.30 kJ / mol
2
ora Sumadhiya
termal Properties
Kalor tartamtu
0.13 J / (kg K)
39
0.12 J / (kg K)
40
Graham Kapasitas kalor
25.86 J / mol · K
35
ora Sumadhiya
doyo termal
71.60 W / m · K
24
18.60 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
8.80 μm / (m · K)
99+
ora Sumadhiya
enthalpy
Enthalpy panguapan
510.50 kJ / mol
11
ora Sumadhiya
Enthalpy saka Fusion
19.70 kJ / mol
12
ora Sumadhiya
Enthalpy saka atomization
565.00 kJ / mol
11
163.00 kJ / mol
99+
Standard molar Entropy
41.60 J / mol.K
36
71.00 J / mol.K
14
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