Praseodymium mungsuh Gold
Tabel périodik
Symbol
Pr
Au
Panggil Group
ora Sumadhiya
11
7
Panggil periode
6
6
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7440100
99+
7440575
31
Jeneng papan Group
P63 / mmc
Fm_ 3M
Space Group Number
194.00
5
225.00
2
facts
Facts Interesting
- Praseodymium logam sintetik diprodhuksi logam.
- Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
Character length exceed error
sumber
Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Mining, Ores logam
History
sing katutup
Not Available
Unknown
Discovery
ing taun 1885
Sadurunge 6000 SM
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
6 * 10-8 %
26
Turah mbrawah Ing Sun
~0.0000001 %
26
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
40
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
27
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
39
0.00 %
21
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
18
ulah
Ulah lan Wuku
- Gunakake utama Praseodymium kalebu wesi. Praseodymium -Magnesium alloy digunakake ing mesin pesawat amarga kekuatan dhuwur.
- metal iki uga digunakake nalika nggawe wesi sembrani permanen.
- metal Gold utamané dipigunakaké kanggo Jewelry, bullion, koin, etc.
- Kang digunakake ing seni, hiasan, ornamen, etc. Sampeyan uga dipigunakaké kanggo proses listrik.
Ulah Industrial
Industri Kimia
Industri Kimia, Industry Clothing, Industry Listrik, Industry Elektronik
Ulah Medical
NA
Dentistry, Industry Pharmaceutical
Ulah liyane
wesi
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
arep Toxic
non Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
35
ing Bone
ora Sumadhiya
0.02 ppm
30
fisik Properties
leleh Point
935.00 ° C
99+
1,064.43 ° C
99+
Boiling Point
3,130.00 ° C
27
2,807.00 ° C
36
katon
State fisik
Solid
Solid
warna
klawu putih
Gold
luster
metallic
metallic
atose
Mohs atose
ora Sumadhiya
2.50
14
Brinell atose
481.00 MPa
24
194.00 MPa
99+
Vickers atose
400.00 MPa
25
216.00 MPa
31
Kacepetan swara
2,280.00 m / s
40
2,030.00 m / s
99+
Properties Optical
reflectivity
ora Sumadhiya
95.00 %
2
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
Pr
Au
isotop
Isotop dikenal
31
8
36
3
keelektronegatifan
Pauling Elektronegativitas
1.13
99+
2.54
1
Allred Rochow Elektronegativitas
1.07
32
1.42
18
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
1.87
7
Allen Elektronegativitas
ora Sumadhiya
1.92
5
Electropositivity
Pauling Electropositivity
2.87
12
1.46
99+
tenogo ionisasi
Level Energy 1st
527.00 kJ / mol
99+
890.10 kJ / mol
8
Level Energy 2
1,020.00 kJ / mol
99+
1,980.00 kJ / mol
12
Level Energy 3rd
2,086.00 kJ / mol
99+
ora Sumadhiya
Level Energy 4
3,761.00 kJ / mol
99+
ora Sumadhiya
Level Energy 5th
5,551.00 kJ / mol
29
ora Sumadhiya
padha karo elektrokimia
1.75 g / amp-day
40
2.45 g / amp-day
21
Fungsi Work elektron
2.70 eV
99+
5.10 eV
4
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
Kimia Stabilitas, ionisasi, kelarutan
atom Properties
Panggil atom
59
99+
79
37
Konfigurasi elektron
[Xe] 4F 3 6s 2
[Xe] 4F 14 5d 10 6s 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Face tengah kubik (FCC)
Crystal pola
HCP-Crystal-Structure-of-Praseodymium.jpg#100
FCC-Crystal-Structure-of-Gold.jpg#100
atom
Jumlah proton
59
99+
79
37
Jumlah Neutron
82
99+
118
23
Jumlah Èlèktron
59
99+
79
37
Radius saka Atom
Radius atom
182.00 pm
11
151.00 pm
32
kovalen Radius
203.00 pm
9
144.00 pm
40
Van der Waals Radius
239.00 pm
14
166.00 pm
39
Bobot atom
140.91 Amu
99+
196.97 Amu
33
Volume atom
20.80 cm3 / mol
15
10.20 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
42.64 (-eV)
99+
43.40 (-eV)
99+
Constant pola
367.25 pm
29
407.82 pm
21
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.61
4
1.61
4
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
6.77 g / cm 3
99+
19.30 g / cm 3
15
Kapadhetan Nalika Liquid (ing mp)
6.50 g / cm3
39
17.31 g / cm3
6
Strength tensile
ora Sumadhiya
120.00 MPa
15
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
25
0.00 (Pa)
23
Meksa beluk ing 2000 K
13.20 (Pa)
7
67.00 (Pa)
4
situs kelenturan
nyukur pengaturan
14.80 GPA
39
27.00 GPA
27
pengaturan akeh
28.80 GPA
40
180.00 GPA
9
Young kang pengaturan
37.30 GPA
99+
79.00 GPA
24
Poisson rasio
0.28
16
0.40
4
Properties Teknik liyane
ductile, malleable
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
6.77
99+
19.32
8
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
0.70 nΩ · m
99+
2.20 nΩ · m
99+
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.45 10 6 / cm Ω
3
elektron Affinity
50.00 kJ / mol
21
222.80 kJ / mol
1
termal Properties
Kalor tartamtu
0.19 J / (kg K)
32
0.13 J / (kg K)
39
Graham Kapasitas kalor
27.20 J / mol · K
18
25.42 J / mol · K
40
doyo termal
12.50 W / m · K
99+
318.00 W / m · K
3
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
6.70 μm / (m · K)
99+
14.20 μm / (m · K)
26
enthalpy
Enthalpy panguapan
296.80 kJ / mol
29
324.40 kJ / mol
27
Enthalpy saka Fusion
6.89 kJ / mol
99+
12.55 kJ / mol
27
Enthalpy saka atomization
368.00 kJ / mol
24
364.00 kJ / mol
25
Standard molar Entropy
73.20 J / mol.K
10
47.40 J / mol.K
32
|
||
|
||
|
