Palladium mungsuh Praseodymium
Tabel périodik
Symbol
Pd
Pr
Panggil Group
10
8
ora Sumadhiya
Panggil periode
5
6
Block
d block
pemblokiran f
Family unsur
transisi Metal
lanthanide
CAS Number
7440053
99+
7440100
99+
Jeneng papan Group
Fm_ 3M
P63 / mmc
Space Group Number
225.00
2
194.00
5
facts
Facts Interesting
Character length exceed error
- Praseodymium logam sintetik diprodhuksi logam.
- Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
sumber
Ores logam
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
William Hyde Wollaston
Not Available
Discovery
ing 1803
ing taun 1885
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
2 * 10-7 %
22
Turah mbrawah Ing Sun
~0.0000003 %
24
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
99+
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
- Biasane Proteksi logam digunakake ing katalitik dinggo ngowahi. Ing industri elektronik kang digunakake ing kapasitor Keramik saka mobile lan komputer.
- Kang digunakake ing perhiasan lan fillings dental lan Koruna.
- 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, Industry automobile, Industry Elektronik
Industri Kimia
Ulah Medical
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
NA
Ulah liyane
koin, bullion, Jewellery
wesi
Properties biologi
keracunan
Toxic
arep Toxic
Saiki ing badan Human
Ora
Ora
fisik Properties
leleh Point
1,554.90 ° C
22
935.00 ° C
99+
Boiling Point
2,963.00 ° C
33
3,130.00 ° C
27
katon
State fisik
Solid
Solid
warna
Silver
klawu putih
luster
metallic
metallic
atose
Mohs atose
4.75
9
ora Sumadhiya
Brinell atose
320.00 MPa
33
481.00 MPa
24
Vickers atose
121.00 MPa
36
400.00 MPa
25
Kacepetan swara
3,070.00 m / s
26
2,280.00 m / s
40
Properties Optical
bias Index
1.72
1
ora Sumadhiya
reflectivity
84.00 %
4
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
Pd
Pr
isotop
Isotop dikenal
38
1
31
8
keelektronegatifan
Pauling Elektronegativitas
2.20
4
1.13
99+
Allred Rochow Elektronegativitas
1.35
21
1.07
32
Allen Elektronegativitas
1.59
22
ora Sumadhiya
Electropositivity
Pauling Electropositivity
1.80
99+
2.87
12
tenogo ionisasi
Level Energy 1st
520.23 kJ / mol
99+
527.00 kJ / mol
99+
Level Energy 2
7,298.22 kJ / mol
2
1,020.00 kJ / mol
99+
Level Energy 3rd
11,815.13 kJ / mol
3
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
1.99 g / amp-day
30
1.75 g / amp-day
40
Fungsi Work elektron
5.12 eV
3
2.70 eV
99+
Properties Kimia liyane
Kimia Stabilitas, Corrosion, ionisasi, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif
atom Properties
Panggil atom
46
99+
59
99+
Konfigurasi elektron
[Kr] 4d 10
[Xe] 4F 3 6s 2
Struktur Crystal
Face tengah kubik (FCC)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
FCC-Crystal-Structure-of-Palladium.jpg#100
HCP-Crystal-Structure-of-Praseodymium.jpg#100
atom
Jumlah proton
46
99+
59
99+
Jumlah Neutron
60
99+
82
99+
Jumlah Èlèktron
46
99+
59
99+
Radius saka Atom
Radius atom
137.00 pm
40
182.00 pm
11
kovalen Radius
139.00 pm
99+
203.00 pm
9
Van der Waals Radius
163.00 pm
40
239.00 pm
14
Bobot atom
106.42 Amu
99+
140.91 Amu
99+
Volume atom
8.90 cm3 / mol
99+
20.80 cm3 / mol
15
Nomer atom jejer
Potensi Valence Electron
33.00 (-eV)
99+
42.64 (-eV)
99+
Constant pola
389.07 pm
25
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
12.02 g / cm 3
29
6.77 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
10.38 g / cm3
17
6.50 g / cm3
39
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
27
0.00 (Pa)
25
Meksa beluk ing 2000 K
0.00 (Pa)
30
13.20 (Pa)
7
situs kelenturan
nyukur pengaturan
44.00 GPA
17
14.80 GPA
39
pengaturan akeh
180.00 GPA
9
28.80 GPA
40
Young kang pengaturan
121.00 GPA
16
37.30 GPA
99+
Poisson rasio
0.39
5
0.28
16
Properties Teknik liyane
ductile, malleable, Weldable
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
12.02
21
6.77
99+
Nindakake Magnetic
diamagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
105.40 nΩ · m
29
0.70 nΩ · m
99+
konduktivitas listrik
0.10 10 6 / cm Ω
22
0.01 10 6 / cm Ω
99+
elektron Affinity
54.23 kJ / mol
17
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.24 J / (kg K)
23
0.19 J / (kg K)
32
Graham Kapasitas kalor
25.98 J / mol · K
33
27.20 J / mol · K
18
doyo termal
71.80 W / m · K
23
12.50 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
11.80 μm / (m · K)
33
6.70 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
376.60 kJ / mol
19
296.80 kJ / mol
29
Enthalpy saka Fusion
16.74 kJ / mol
18
6.89 kJ / mol
99+
Enthalpy saka atomization
393.30 kJ / mol
22
368.00 kJ / mol
24
Standard molar Entropy
37.60 J / mol.K
40
73.20 J / mol.K
10
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