Platinum mungsuh Praseodymium
Tabel périodik
Symbol
Pt
Pr
Panggil Group
10
8
ora Sumadhiya
Panggil periode
6
6
Block
d block
pemblokiran f
Family unsur
transisi Metal
lanthanide
CAS Number
7440064
99+
7440100
99+
Jeneng papan Group
Fm_ 3M
P63 / mmc
Space Group Number
225.00
2
194.00
5
facts
Facts Interesting
- Platinum punika logam paling langka saka kategori logam larang regane ..
- Iklan Platinum diprodhuksi minangka prodhuk sampingan ores saka nikel.
- Praseodymium logam sintetik diprodhuksi logam.
- Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
sumber
Mining, Ores logam, Ores saka Minerals
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Antonio de Ulloa
Not Available
Discovery
ing 1735
ing taun 1885
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-7 %
19
2 * 10-7 %
22
Turah mbrawah Ing Sun
~0.0000009 %
19
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
25
0.00 %
40
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
27
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
39
ulah
Ulah lan Wuku
- Platinum logam utamané dipigunakaké ing perhiasan.
- Platinum digunakake minangka katalis industri ing asam nitrat, silikon lan benzena.
- Gunakake utama Praseodymium kalebu wesi. Praseodymium -Magnesium alloy digunakake ing mesin pesawat amarga kekuatan dhuwur.
- metal iki uga digunakake nalika nggawe wesi sembrani permanen.
Ulah Industrial
Industry Aerospace, Industri Kimia
Industri Kimia
Ulah Medical
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
NA
Ulah liyane
wesi, bullion, koin, Jewellery, patung, Statues
wesi
Properties biologi
keracunan
non Toxic
arep Toxic
Saiki ing badan Human
Ora
Ora
fisik Properties
leleh Point
1,772.00 ° C
16
935.00 ° C
99+
Boiling Point
3,827.00 ° C
15
3,130.00 ° C
27
katon
State fisik
Solid
Solid
warna
perak Putih
klawu putih
luster
metallic
metallic
atose
Mohs atose
3.50
11
ora Sumadhiya
Brinell atose
300.00 MPa
34
481.00 MPa
24
Vickers atose
400.00 MPa
25
400.00 MPa
25
Kacepetan swara
2,800.00 m / s
29
2,280.00 m / s
40
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
Pr
isotop
Isotop dikenal
35
4
31
8
keelektronegatifan
Pauling Elektronegativitas
2.28
3
1.13
99+
Allred Rochow Elektronegativitas
1.44
17
1.07
32
Allen Elektronegativitas
1.72
16
ora Sumadhiya
Electropositivity
Pauling Electropositivity
1.72
99+
2.87
12
tenogo ionisasi
Level Energy 1st
870.00 kJ / mol
10
527.00 kJ / mol
99+
Level Energy 2
1,791.00 kJ / mol
21
1,020.00 kJ / mol
99+
Level Energy 3rd
ora Sumadhiya
2,086.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
3,761.00 kJ / mol
99+
Level Energy 5th
ora Sumadhiya
5,551.00 kJ / mol
29
padha karo elektrokimia
1.82 g / amp-day
35
1.75 g / amp-day
40
Fungsi Work elektron
5.65 eV
1
2.70 eV
99+
Properties Kimia liyane
Kimia Stabilitas, anti Corrosion, ionisasi
anti Corrosion, ionisasi, Isotop radioaktif
atom Properties
Panggil atom
78
38
59
99+
Konfigurasi elektron
[Xe] 4F 14 5d 9 6s 1
[Xe] 4F 3 6s 2
Struktur Crystal
Face tengah kubik (FCC)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
FCC-Crystal-Structure-of-Platinum.jpg#100
HCP-Crystal-Structure-of-Praseodymium.jpg#100
atom
Jumlah proton
78
38
59
99+
Jumlah Neutron
117
24
82
99+
Jumlah Èlèktron
78
38
59
99+
Radius saka Atom
Radius atom
139.00 pm
39
182.00 pm
11
kovalen Radius
136.00 pm
99+
203.00 pm
9
Van der Waals Radius
175.00 pm
36
239.00 pm
14
Bobot atom
47.87 Amu
99+
140.91 Amu
99+
Volume atom
9.09 cm3 / mol
99+
20.80 cm3 / mol
15
Nomer atom jejer
Potensi Valence Electron
392.42 (-eV)
1
42.64 (-eV)
99+
Constant pola
392.42 pm
24
367.25 pm
29
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.61
4
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
21.45 g / cm 3
11
6.77 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
19.77 g / cm3
2
6.50 g / cm3
39
Strength tensile
125.00 MPa
14
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
25
Meksa beluk ing 2000 K
0.07 (Pa)
18
13.20 (Pa)
7
situs kelenturan
nyukur pengaturan
61.00 GPA
14
14.80 GPA
39
pengaturan akeh
230.00 GPA
6
28.80 GPA
40
Young kang pengaturan
168.00 GPA
14
37.30 GPA
99+
Poisson rasio
0.38
6
0.28
16
Properties Teknik liyane
ductile, malleable
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
21.45
4
6.77
99+
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
0.00 H / m
3
ora Sumadhiya
Properties Listrik
Property Listrik
Arman
Arman
resistivity
105.00 nΩ · m
30
0.70 nΩ · m
99+
konduktivitas listrik
0.10 10 6 / cm Ω
21
0.01 10 6 / cm Ω
99+
elektron Affinity
205.30 kJ / mol
2
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.13 J / (kg K)
39
0.19 J / (kg K)
32
Graham Kapasitas kalor
25.86 J / mol · K
35
27.20 J / mol · K
18
doyo termal
71.60 W / m · K
24
12.50 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
8.80 μm / (m · K)
99+
6.70 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
510.50 kJ / mol
11
296.80 kJ / mol
29
Enthalpy saka Fusion
19.70 kJ / mol
12
6.89 kJ / mol
99+
Enthalpy saka atomization
565.00 kJ / mol
11
368.00 kJ / mol
24
Standard molar Entropy
41.60 J / mol.K
36
73.20 J / mol.K
10
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