1 Tabel périodik
1.1 Symbol
1.2 Panggil Group
2.6 Panggil periode
2.8 Block
2.9 Family unsur
lanthanide
transisi Metal
2.10 CAS Number
74401007440053
7429905
54386242
3.3 Jeneng papan Group
3.4 Space Group Number
2 facts
2.1 Facts Interesting
- Praseodymium logam sintetik diprodhuksi logam.
- Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
Character length exceed error
2.2 sumber
Found in Minerals, Mining, Ores saka Minerals
Ores logam
2.3 History
2.3.1 sing katutup
Not Available
William Hyde Wollaston
2.3.2 Discovery
2.4 turah mbrawah
2.4.1 Turah mbrawah Ing Universe
2 * 10-7 %2 * 10-7 %
5E-09
0.11
3.5.1 Turah mbrawah Ing Sun
~0.0000001 %~0.0000003 %
1E-08
0.1
4.1.3 Turah mbrawah Ing meteorit
4.5.3 Turah mbrawah Ing bumi lemah ndhuwur
4.7.3 Turah mbrawah Ing Segara
0.00 %ora Sumadhiya
2E-23
1.1
5.1.2 Turah mbrawah Ing Manungsa
ora Sumadhiyaora Sumadhiya
1E-13
1.4
6 ulah
6.1 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.
- 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.
6.1.1 Ulah Industrial
Industri Kimia
Industry Aerospace, Industry automobile, Industry Elektronik
6.1.2 Ulah Medical
NA
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
6.1.3 Ulah liyane
wesi
koin, bullion, Jewellery
6.2 Properties biologi
6.2.1 keracunan
6.2.2 Saiki ing badan Human
6.2.3 Sang
ora Sumadhiyaora Sumadhiya
0
1970
6.6.1 ing Bone
ora Sumadhiyaora Sumadhiya
0
170000
7 fisik
7.1 leleh Point
935.00 ° C1,554.90 ° C
27
3410
9.4 Boiling Point
3,130.00 ° C2,963.00 ° C
147
5660
9.6 katon
9.6.1 State fisik
9.6.4 warna
9.6.5 luster
9.7 atose
9.7.1 Mohs atose
ora Sumadhiya4.75
0.2
8.5
9.8.5 Brinell atose
481.00 MPa320.00 MPa
0.14
3490
9.8.12 Vickers atose
400.00 MPa121.00 MPa
121
3430
9.9 Kacepetan swara
2,280.00 m / s3,070.00 m / s
818
16200
9.12 Properties Optical
9.12.1 bias Index
ora Sumadhiya1.72
1.000933
1.7229
9.13.1 reflectivity
ora Sumadhiya84.00 %
58
97
9.16 allotropes
9.16.1 α allotropes
ora Sumadhiya
ora Sumadhiya
9.16.2 β allotropes
ora Sumadhiya
ora Sumadhiya
9.16.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
10 Kimia
10.1 Formula Kimia
10.2 isotop
10.2.1 Isotop dikenal
11.2 keelektronegatifan
11.2.1 Pauling Elektronegativitas
11.5.3 Sanderson Elektronegativitas
ora Sumadhiyaora Sumadhiya
0.22
2.56
11.5.7 Allred Rochow Elektronegativitas
11.5.10 Mulliken-Jaffe Elektronegativitas
ora Sumadhiyaora Sumadhiya
0.62
2.48
11.6.5 Allen Elektronegativitas
ora Sumadhiya1.59
0.659
2.7
11.7 Electropositivity
11.7.1 Pauling Electropositivity
11.8 tenogo ionisasi
11.8.1 Level Energy 1st
527.00 kJ / mol520.23 kJ / mol
375.7
26130
11.8.2 Level Energy 2
1,020.00 kJ / mol7,298.22 kJ / mol
710.2162
28750
11.8.5 Level Energy 3rd
2,086.00 kJ / mol11,815.13 kJ / mol
1600
34230
12.2.4 Level Energy 4
3,761.00 kJ / molora Sumadhiya
2780
37066
12.3.2 Level Energy 5th
5,551.00 kJ / molora Sumadhiya
4305.2
97510
12.6.2 Level Energy 6th
ora Sumadhiyaora Sumadhiya
5715.8
105800
14.1.3 tingkat Energy 7
ora Sumadhiyaora Sumadhiya
7226.8
114300
14.2.1 Level Energy 8
ora Sumadhiyaora Sumadhiya
8857.4
125300
14.4.2 Level Energy 9
ora Sumadhiyaora Sumadhiya
14110
134700
14.7.3 Level Energy 10th
ora Sumadhiyaora Sumadhiya
17100
144300
14.8.5 Level Energy 11
ora Sumadhiyaora Sumadhiya
19900
169988
14.8.10 Level Energy 12
ora Sumadhiyaora Sumadhiya
22219
189368
15.1.2 Level Energy 13
ora Sumadhiyaora Sumadhiya
26930
76015
16.1.1 Level Energy 14
ora Sumadhiyaora Sumadhiya
29196
86450
16.5.5 Level Energy 15
ora Sumadhiyaora Sumadhiya
41987
97510
18.2.2 Level Energy 16
ora Sumadhiyaora Sumadhiya
47206
109480
18.5.2 Level Energy 17
ora Sumadhiyaora Sumadhiya
52737
122200
18.10.1 Level Energy 18
ora Sumadhiyaora Sumadhiya
58570
134810
18.12.1 Level Energy 19
ora Sumadhiyaora Sumadhiya
64702
148700
19.1.2 Level Energy 20
ora Sumadhiyaora Sumadhiya
80400
171200
19.1.4 Level Energy 21
ora Sumadhiyaora Sumadhiya
87000
179100
19.2.1 Level Energy 22
ora Sumadhiyaora Sumadhiya
93400
184900
19.4.3 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
19.5.2 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
19.6.3 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
19.7.2 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
20.1.2 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
20.1.7 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
20.2.3 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
20.2.5 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
21.2 padha karo elektrokimia
1.75 g / amp-day1.99 g / amp-day
0.16812
8.3209
21.5 Fungsi Work elektron
21.8 Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
Kimia Stabilitas, Corrosion, ionisasi, kelarutan
22 atom
22.1 Panggil atom
22.3 Konfigurasi elektron
[Xe] 4F 3 6s 2
[Kr] 4d 10
22.4 Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Face tengah kubik (FCC)
22.4.1 Crystal pola
22.5 atom
22.5.1 Jumlah proton
22.6.1 Jumlah Neutron
22.6.3 Jumlah Èlèktron
22.7 Radius saka Atom
22.7.1 Radius atom
182.00 pm137.00 pm
112
265
22.7.3 kovalen Radius
203.00 pm139.00 pm
96
260
22.7.5 Van der Waals Radius
239.00 pm163.00 pm
139
348
22.8 Bobot atom
140.91 Amu106.42 Amu
6.94
294
22.9 Volume atom
20.80 cm3 / mol8.90 cm3 / mol
1.39
71.07
22.10 Nomer atom jejer
22.10.1 unsur Previous
22.10.2 Sabanjure unsur
22.11 Potensi Valence Electron
42.64 (-eV)33.00 (-eV)
8
392.42
22.12 Constant pola
367.25 pm389.07 pm
228.58
891.25
22.13 pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
22.14 Pola C / A rasio
1.61ora Sumadhiya
1.567
1.886
23 Teknik
23.1 Kapadhetan
23.1.1 Kapadhetan Ing suhu kamar
6.77 g / cm 312.02 g / cm 3
0.534
40.7
23.1.4 Kapadhetan Nalika Liquid (ing mp)
6.50 g / cm310.38 g / cm3
0.512
20
23.2 Strength tensile
ora Sumadhiyaora Sumadhiya
2.5
11000
23.3 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
23.4 meksa beluk
23.4.1 Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
2.47E-11
121
23.4.3 Meksa beluk ing 2000 K
13.20 (Pa)0.00 (Pa)
2.62E-10
774
23.5 situs kelenturan
23.5.1 nyukur pengaturan
14.80 GPA44.00 GPA
1.3
222
23.5.4 pengaturan akeh
28.80 GPA180.00 GPA
1.6
462
23.5.6 Young kang pengaturan
37.30 GPA121.00 GPA
1.7
528
23.6 Poisson rasio
23.8 Properties Teknik liyane
ductile, malleable
ductile, malleable, Weldable
24 Magnetic
24.1 Ciri Magnetic
24.1.1 Gravitasi tartamtu
24.1.2 Nindakake Magnetic
24.1.3 permeabilitas
ora Sumadhiyaora Sumadhiya
1.25643E-06
0.0063
24.2.1 kelemahan
ora Sumadhiyaora Sumadhiya
-0.000166
200000
25.2 Properties Listrik
25.2.1 Property Listrik
25.2.2 resistivity
0.70 nΩ · m105.40 nΩ · m
0.18
961
25.5.2 konduktivitas listrik
0.01 10 6 / cm Ω0.10 10 6 / cm Ω
0.00666
0.63
25.5.4 elektron Affinity
50.00 kJ / mol54.23 kJ / mol
0
222.8
26 termal
26.1 Kalor tartamtu
0.19 J / (kg K)0.24 J / (kg K)
0.11
3.6
26.2 Graham Kapasitas kalor
27.20 J / mol · K25.98 J / mol · K
16.443
62.7
26.4 doyo termal
12.50 W / m · K71.80 W / m · K
6.3
429
26.5 suhu kritis
ora Sumadhiyaora Sumadhiya
26.3
3223
26.7 Expansion termal
6.70 μm / (m · K)11.80 μm / (m · K)
4.5
97
26.8 enthalpy
26.8.1 Enthalpy panguapan
296.80 kJ / mol376.60 kJ / mol
7.32
799.1
26.9.1 Enthalpy saka Fusion
6.89 kJ / mol16.74 kJ / mol
2.1
35.23
26.11.1 Enthalpy saka atomization
368.00 kJ / mol393.30 kJ / mol
61.5
837
26.13 Standard molar Entropy
73.20 J / mol.K37.60 J / mol.K
9.5
198.1