1 Tabel périodik
1.1 Symbol
1.3 Panggil Group
1.6 Panggil periode
1.7 Block
s pemblokiran
pemblokiran f
1.8 Family unsur
1.9 CAS Number
74404627440100
7429905
54386242
1.10 Jeneng papan Group
1.11 Space Group Number
2 facts
2.1 Facts Interesting
ora Cepak
- Praseodymium logam sintetik diprodhuksi logam.
- Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
2.2 sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
Found in Minerals, Mining, Ores saka Minerals
2.3 History
2.3.1 sing katutup
Robert Bunsen and Gustav Kirchhoff
Not Available
2.3.2 Discovery
ing taun 1860
ing taun 1885
2.5 turah mbrawah
2.5.1 Turah mbrawah Ing Universe
8 * 10-8 %2 * 10-7 %
5E-09
0.11
3.2.3 Turah mbrawah Ing Sun
~0.0000008 %~0.0000001 %
1E-08
0.1
3.3.4 Turah mbrawah Ing meteorit
1.2.2 Turah mbrawah Ing bumi lemah ndhuwur
1.8.2 Turah mbrawah Ing Segara
2.4.3 Turah mbrawah Ing Manungsa
0.00 %ora Sumadhiya
1E-13
1.4
3 ulah
3.1 Ulah lan Wuku
- nggunakake paling umum saka logam Sesium yaiku adi ngebur. Sampeyan uga dipigunakaké ing Manufaktur kaca optik.
- Ing tabung vakum lan peralatan monitor radiation logam iki digunakake minangka katalis tukang promosi.
- Gunakake utama Praseodymium kalebu wesi. Praseodymium -Magnesium alloy digunakake ing mesin pesawat amarga kekuatan dhuwur.
- metal iki uga digunakake nalika nggawe wesi sembrani permanen.
3.1.1 Ulah Industrial
Industry Aerospace, Industry automobile, Industry Listrik, Industry Elektronik
Industri Kimia
3.1.2 Ulah Medical
3.1.3 Ulah liyane
3.2 Properties biologi
3.2.1 keracunan
3.2.2 Saiki ing badan Human
3.2.3 Sang
0.00 Sang / mg dm-3ora Sumadhiya
0
1970
3.2.10 ing Bone
0.05 ppmora Sumadhiya
0
170000
4 fisik
4.1 leleh Point
28.50 ° C935.00 ° C
27
3410
5.3 Boiling Point
678.40 ° C3,130.00 ° C
147
5660
6.3 katon
6.3.1 State fisik
6.4.4 warna
6.5.2 luster
6.6 atose
6.6.1 Mohs atose
0.20ora Sumadhiya
0.2
8.5
6.7.1 Brinell atose
0.14 MPa481.00 MPa
0.14
3490
6.8.1 Vickers atose
ora Sumadhiya400.00 MPa
121
3430
7.2 Kacepetan swara
ora Sumadhiya2,280.00 m / s
818
16200
8.7 Properties Optical
8.7.1 bias Index
ora Sumadhiyaora Sumadhiya
1.000933
1.7229
8.7.7 reflectivity
ora Sumadhiyaora Sumadhiya
58
97
8.8 allotropes
8.8.1 α allotropes
ora Sumadhiya
ora Sumadhiya
8.8.3 β allotropes
ora Sumadhiya
ora Sumadhiya
8.8.4 γ allotropes
ora Sumadhiya
ora Sumadhiya
9 Kimia
9.1 Formula Kimia
9.2 isotop
9.2.1 Isotop dikenal
9.7 keelektronegatifan
9.7.1 Pauling Elektronegativitas
10.5.2 Sanderson Elektronegativitas
0.22ora Sumadhiya
0.22
2.56
10.5.8 Allred Rochow Elektronegativitas
10.6.1 Mulliken-Jaffe Elektronegativitas
0.62ora Sumadhiya
0.62
2.48
10.7.4 Allen Elektronegativitas
0.66ora Sumadhiya
0.659
2.7
10.12 Electropositivity
10.12.1 Pauling Electropositivity
10.16 tenogo ionisasi
10.16.1 Level Energy 1st
375.70 kJ / mol527.00 kJ / mol
375.7
26130
10.18.2 Level Energy 2
2,234.30 kJ / mol1,020.00 kJ / mol
710.2162
28750
12.1.2 Level Energy 3rd
3,400.00 kJ / mol2,086.00 kJ / mol
1600
34230
12.1.8 Level Energy 4
ora Sumadhiya3,761.00 kJ / mol
2780
37066
12.4.2 Level Energy 5th
ora Sumadhiya5,551.00 kJ / mol
4305.2
97510
12.6.1 Level Energy 6th
ora Sumadhiyaora Sumadhiya
5715.8
105800
12.8.3 tingkat Energy 7
ora Sumadhiyaora Sumadhiya
7226.8
114300
12.8.7 Level Energy 8
ora Sumadhiyaora Sumadhiya
8857.4
125300
12.9.2 Level Energy 9
ora Sumadhiyaora Sumadhiya
14110
134700
12.9.5 Level Energy 10th
ora Sumadhiyaora Sumadhiya
17100
144300
12.10.2 Level Energy 11
ora Sumadhiyaora Sumadhiya
19900
169988
13.2.1 Level Energy 12
ora Sumadhiyaora Sumadhiya
22219
189368
13.4.1 Level Energy 13
ora Sumadhiyaora Sumadhiya
26930
76015
14.3.2 Level Energy 14
ora Sumadhiyaora Sumadhiya
29196
86450
15.1.2 Level Energy 15
ora Sumadhiyaora Sumadhiya
41987
97510
15.5.2 Level Energy 16
ora Sumadhiyaora Sumadhiya
47206
109480
15.5.6 Level Energy 17
ora Sumadhiyaora Sumadhiya
52737
122200
15.5.7 Level Energy 18
ora Sumadhiyaora Sumadhiya
58570
134810
16.1.2 Level Energy 19
ora Sumadhiyaora Sumadhiya
64702
148700
17.3.2 Level Energy 20
ora Sumadhiyaora Sumadhiya
80400
171200
17.5.1 Level Energy 21
ora Sumadhiyaora Sumadhiya
87000
179100
17.5.3 Level Energy 22
ora Sumadhiyaora Sumadhiya
93400
184900
17.7.1 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
17.8.1 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
17.10.1 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
17.11.1 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
17.13.1 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
17.14.3 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
17.16.1 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
17.17.2 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
17.18 padha karo elektrokimia
4.96 g / amp-day1.75 g / amp-day
0.16812
8.3209
18.3 Fungsi Work elektron
18.4 Properties Kimia liyane
Kimia Stabilitas, Corrosion, ionisasi, Isotop radioaktif, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif
19 atom
19.1 Panggil atom
19.2 Konfigurasi elektron
19.3 Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
19.3.1 Crystal pola
19.4 atom
19.4.1 Jumlah proton
19.6.1 Jumlah Neutron
19.7.2 Jumlah Èlèktron
19.9 Radius saka Atom
19.9.1 Radius atom
265.00 pm182.00 pm
112
265
19.9.2 kovalen Radius
244.00 pm203.00 pm
96
260
19.9.4 Van der Waals Radius
343.00 pm239.00 pm
139
348
19.10 Bobot atom
132.91 Amu140.91 Amu
6.94
294
19.12 Volume atom
71.07 cm3 / mol20.80 cm3 / mol
1.39
71.07
19.13 Nomer atom jejer
19.13.1 unsur Previous
19.13.2 Sabanjure unsur
19.14 Potensi Valence Electron
8.62 (-eV)42.64 (-eV)
8
392.42
20.2 Constant pola
614.10 pm367.25 pm
228.58
891.25
20.3 pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
20.4 Pola C / A rasio
ora Sumadhiya1.61
1.567
1.886
21 Teknik
21.1 Kapadhetan
21.1.1 Kapadhetan Ing suhu kamar
1.93 g / cm 36.77 g / cm 3
0.534
40.7
21.2.3 Kapadhetan Nalika Liquid (ing mp)
1.84 g / cm36.50 g / cm3
0.512
20
21.3 Strength tensile
ora Sumadhiyaora Sumadhiya
2.5
11000
21.4 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
21.5 meksa beluk
21.5.1 Meksa beluk ing 1000 K
ora Sumadhiya0.00 (Pa)
2.47E-11
121
22.1.1 Meksa beluk ing 2000 K
ora Sumadhiya13.20 (Pa)
2.62E-10
774
22.3 situs kelenturan
22.3.1 nyukur pengaturan
ora Sumadhiya14.80 GPA
1.3
222
22.4.1 pengaturan akeh
1.60 GPA28.80 GPA
1.6
462
22.5.1 Young kang pengaturan
1.70 GPA37.30 GPA
1.7
528
22.7 Poisson rasio
ora Sumadhiya0.28
0.032
0.47
22.9 Properties Teknik liyane
ductile
ductile, malleable
23 Magnetic
23.1 Ciri Magnetic
23.1.1 Gravitasi tartamtu
23.1.3 Nindakake Magnetic
paramagnetic
paramagnetic
23.1.4 permeabilitas
ora Sumadhiyaora Sumadhiya
1.25643E-06
0.0063
23.1.6 kelemahan
ora Sumadhiyaora Sumadhiya
-0.000166
200000
23.3 Properties Listrik
23.3.1 Property Listrik
23.3.2 resistivity
205.00 nΩ · m0.70 nΩ · m
0.18
961
1.1.1 konduktivitas listrik
0.05 10 6 / cm Ω0.01 10 6 / cm Ω
0.00666
0.63
1.4.3 elektron Affinity
45.50 kJ / mol50.00 kJ / mol
0
222.8
2 termal
2.1 Kalor tartamtu
0.24 J / (kg K)0.19 J / (kg K)
0.11
3.6
2.3 Graham Kapasitas kalor
32.21 J / mol · K27.20 J / mol · K
16.443
62.7
2.4 doyo termal
35.90 W / m · K12.50 W / m · K
6.3
429
2.6 suhu kritis
1,938.00 Kora Sumadhiya
26.3
3223
2.7 Expansion termal
97.00 μm / (m · K)6.70 μm / (m · K)
4.5
97
2.9 enthalpy
2.9.1 Enthalpy panguapan
65.90 kJ / mol296.80 kJ / mol
7.32
799.1
2.12.1 Enthalpy saka Fusion
2.10 kJ / mol6.89 kJ / mol
2.1
35.23
2.14.1 Enthalpy saka atomization
78.20 kJ / mol368.00 kJ / mol
61.5
837
2.15 Standard molar Entropy
85.20 J / mol.K73.20 J / mol.K
9.5
198.1