Silver mungsuh Praseodymium
Tabel périodik
Symbol
Ag
Pr
Panggil Group
11
7
ora Sumadhiya
Panggil periode
5
6
Block
d block
pemblokiran f
Family unsur
transisi Metal
lanthanide
CAS Number
7440224
99+
7440100
99+
Jeneng papan Group
Fm_ 3M
P63 / mmc
Space Group Number
225.00
2
194.00
5
facts
Facts Interesting
- Kuwi unsur paling termenung.
- Silver punika logam ductile paling kapindho sawisé Gold.
- Sampeyan uga dipigunakaké ing Dentistry minangka wesi dental klip lan penobatan.
- Praseodymium logam sintetik diprodhuksi logam.
- Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
sumber
bumi lemah ndhuwur, Found in Minerals, Ores logam
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Unknown
Not Available
Discovery
Sadurunge 5000 BC
ing taun 1885
turah mbrawah
Turah mbrawah Ing Universe
6 * 10-8 %
26
2 * 10-7 %
22
Turah mbrawah Ing Sun
~0.0000001 %
26
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
38
0.00 %
40
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
27
Turah mbrawah Ing Segara
0.00 %
19
0.00 %
39
ulah
Ulah lan Wuku
- Silver utamané dipigunakaké kanggo Jewelry lan nuduhake Piece.
- Kang digunakake kanggo Manufaktur mirrors kualitas dhuwur amarga bisa reflectivity sawijining.
- 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
Industri Kimia, Industry Clothing, Industry Listrik
Industri Kimia
Ulah Medical
Dentistry, Industry Pharmaceutical
NA
Ulah liyane
wesi, bullion, koin, Jewellery, patung, Statues
wesi
Properties biologi
keracunan
non Toxic
arep Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-3
29
ora Sumadhiya
ing Bone
0.44 ppm
20
ora Sumadhiya
fisik Properties
leleh Point
961.93 ° C
99+
935.00 ° C
99+
Boiling Point
2,212.00 ° C
99+
3,130.00 ° C
27
katon
State fisik
Solid
Solid
warna
perak Putih
klawu putih
luster
metallic
metallic
atose
Mohs atose
2.50
14
ora Sumadhiya
Brinell atose
251.00 MPa
37
481.00 MPa
24
Vickers atose
229.00 MPa
30
400.00 MPa
25
Kacepetan swara
2,680.00 m / s
34
2,280.00 m / s
40
Properties Optical
reflectivity
97.00 %
1
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
Ag
Pr
isotop
Isotop dikenal
36
3
31
8
keelektronegatifan
Pauling Elektronegativitas
1.93
9
1.13
99+
Sanderson Elektronegativitas
1.83
11
ora Sumadhiya
Allred Rochow Elektronegativitas
1.42
18
1.07
32
Mulliken-Jaffe Elektronegativitas
1.47
15
ora Sumadhiya
Allen Elektronegativitas
1.87
7
ora Sumadhiya
Electropositivity
Pauling Electropositivity
2.07
99+
2.87
12
tenogo ionisasi
Level Energy 1st
731.00 kJ / mol
27
527.00 kJ / mol
99+
Level Energy 2
2,070.00 kJ / mol
11
1,020.00 kJ / mol
99+
Level Energy 3rd
3,361.00 kJ / mol
19
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
4.02 g / amp-day
7
1.75 g / amp-day
40
Fungsi Work elektron
4.26 eV
20
2.70 eV
99+
Properties Kimia liyane
Kimia Stabilitas, ionisasi, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif
atom Properties
Panggil atom
47
99+
59
99+
Konfigurasi elektron
[Kr] 4d 10 5S 1
[Xe] 4F 3 6s 2
Struktur Crystal
Face tengah kubik (FCC)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
FCC-Crystal-Structure-of-Silver.jpg#100
HCP-Crystal-Structure-of-Praseodymium.jpg#100
atom
Jumlah proton
47
99+
59
99+
Jumlah Neutron
61
99+
82
99+
Jumlah Èlèktron
47
99+
59
99+
Radius saka Atom
Radius atom
144.00 pm
36
182.00 pm
11
kovalen Radius
145.00 pm
39
203.00 pm
9
Van der Waals Radius
172.00 pm
38
239.00 pm
14
Bobot atom
107.87 Amu
99+
140.91 Amu
99+
Volume atom
10.30 cm3 / mol
99+
20.80 cm3 / mol
15
Nomer atom jejer
Potensi Valence Electron
11.40 (-eV)
99+
42.64 (-eV)
99+
Constant pola
408.53 pm
20
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
10.49 g / cm 3
35
6.77 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
9.32 g / cm3
21
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)
14
0.00 (Pa)
25
Meksa beluk ing 2000 K
ora Sumadhiya
13.20 (Pa)
7
situs kelenturan
nyukur pengaturan
30.00 GPA
23
14.80 GPA
39
pengaturan akeh
100.00 GPA
16
28.80 GPA
40
Young kang pengaturan
83.00 GPA
23
37.30 GPA
99+
Poisson rasio
0.37
7
0.28
16
Properties Teknik liyane
ductile, malleable
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
10.50
26
6.77
99+
Nindakake Magnetic
diamagnetic
paramagnetic
kelemahan
0.00
5
ora Sumadhiya
Properties Listrik
Property Listrik
Arman
Arman
resistivity
15.87 nΩ · m
99+
0.70 nΩ · m
99+
konduktivitas listrik
0.63 10 6 / cm Ω
1
0.01 10 6 / cm Ω
99+
elektron Affinity
125.60 kJ / mol
5
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.24 J / (kg K)
25
0.19 J / (kg K)
32
Graham Kapasitas kalor
25.35 J / mol · K
99+
27.20 J / mol · K
18
doyo termal
429.00 W / m · K
1
12.50 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
18.90 μm / (m · K)
23
6.70 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
255.10 kJ / mol
37
296.80 kJ / mol
29
Enthalpy saka Fusion
11.30 kJ / mol
31
6.89 kJ / mol
99+
Enthalpy saka atomization
284.50 kJ / mol
37
368.00 kJ / mol
24
Standard molar Entropy
42.60 J / mol.K
35
73.20 J / mol.K
10
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