1 Tabel périodik
1.1 Symbol
1.2 Panggil Group
1.3 Panggil periode
1.5 Block
pemblokiran f
s pemblokiran
1.6 Family unsur
1.7 CAS Number
74401007440702
7429905
54386242
1.9 Jeneng papan Group
1.10 Space Group Number
4 facts
4.1 Facts Interesting
- Praseodymium logam sintetik diprodhuksi logam.
- Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
- Calcium rangking Alexa 5th ing dhaftar turah mbrawah bumi persentasi.
- Iki urip ing negara senyawa.
- Gypsum utawa calcium sulfat digunakake minangka plester lan plester saka paris.
4.2 sumber
Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
4.3 History
4.3.1 sing katutup
Not Available
Humphry Davy
4.4.2 Discovery
ing taun 1885
ing taun 1808
4.5 turah mbrawah
4.5.1 Turah mbrawah Ing Universe
2 * 10-7 %7 * 10-3 %
5E-09
0.11
4.6.3 Turah mbrawah Ing Sun
~0.0000001 %~0.007 %
1E-08
0.1
5.1.1 Turah mbrawah Ing meteorit
5.2.1 Turah mbrawah Ing bumi lemah ndhuwur
1.4.2 Turah mbrawah Ing Segara
1.4.3 Turah mbrawah Ing Manungsa
ora Sumadhiya1.40 %
1E-13
1.4
2 ulah
2.1 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.
Character length exceed error
2.1.1 Ulah Industrial
Industri Kimia
Industri Kimia
2.1.2 Ulah Medical
NA
Dentistry, Industry Pharmaceutical
2.1.3 Ulah liyane
2.2 Properties biologi
2.2.1 keracunan
2.2.2 Saiki ing badan Human
2.2.3 Sang
ora Sumadhiya60.50 Sang / mg dm-3
0
1970
2.6.2 ing Bone
ora Sumadhiya170,000.00 ppm
0
170000
3 fisik
3.1 leleh Point
935.00 ° C839.00 ° C
27
3410
4.5 Boiling Point
3,130.00 ° C1,484.00 ° C
147
5660
4.7 katon
4.7.1 State fisik
4.7.2 warna
4.7.3 luster
4.8 atose
4.8.1 Mohs atose
ora Sumadhiya1.75
0.2
8.5
5.2.2 Brinell atose
481.00 MPa170.00 MPa
0.14
3490
5.3.4 Vickers atose
400.00 MPaora Sumadhiya
121
3430
5.4 Kacepetan swara
2,280.00 m / s3,810.00 m / s
818
16200
6.3 Properties Optical
6.3.1 bias Index
ora Sumadhiyaora Sumadhiya
1.000933
1.7229
6.3.5 reflectivity
ora Sumadhiyaora Sumadhiya
58
97
7.2 allotropes
7.2.1 α allotropes
ora Sumadhiya
ora Sumadhiya
7.2.2 β allotropes
ora Sumadhiya
ora Sumadhiya
7.2.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
8 Kimia
8.1 Formula Kimia
8.2 isotop
8.2.1 Isotop dikenal
8.5 keelektronegatifan
8.5.1 Pauling Elektronegativitas
8.8.3 Sanderson Elektronegativitas
ora Sumadhiya0.95
0.22
2.56
8.8.7 Allred Rochow Elektronegativitas
8.8.12 Mulliken-Jaffe Elektronegativitas
ora Sumadhiya1.08
0.62
2.48
8.9.3 Allen Elektronegativitas
ora Sumadhiya1.03
0.659
2.7
8.11 Electropositivity
8.11.1 Pauling Electropositivity
8.13 tenogo ionisasi
8.13.1 Level Energy 1st
527.00 kJ / mol589.80 kJ / mol
375.7
26130
9.3.2 Level Energy 2
1,020.00 kJ / mol1,145.40 kJ / mol
710.2162
28750
9.5.1 Level Energy 3rd
2,086.00 kJ / mol4,912.40 kJ / mol
1600
34230
10.1.1 Level Energy 4
3,761.00 kJ / mol6,491.00 kJ / mol
2780
37066
10.4.2 Level Energy 5th
5,551.00 kJ / mol8,153.00 kJ / mol
4305.2
97510
10.4.6 Level Energy 6th
ora Sumadhiya10,496.00 kJ / mol
5715.8
105800
10.4.10 tingkat Energy 7
ora Sumadhiya12,270.00 kJ / mol
7226.8
114300
10.5.3 Level Energy 8
ora Sumadhiya14,206.00 kJ / mol
8857.4
125300
10.7.3 Level Energy 9
ora Sumadhiya18,191.00 kJ / mol
14110
134700
10.7.6 Level Energy 10th
ora Sumadhiya20,385.00 kJ / mol
17100
144300
10.8.2 Level Energy 11
ora Sumadhiya57,110.00 kJ / mol
19900
169988
10.9.1 Level Energy 12
ora Sumadhiya63,410.00 kJ / mol
22219
189368
10.11.2 Level Energy 13
ora Sumadhiya70,110.00 kJ / mol
26930
76015
10.12.1 Level Energy 14
ora Sumadhiya78,890.00 kJ / mol
29196
86450
10.14.1 Level Energy 15
ora Sumadhiya86,310.00 kJ / mol
41987
97510
11.1.4 Level Energy 16
ora Sumadhiya94,000.00 kJ / mol
47206
109480
11.1.6 Level Energy 17
ora Sumadhiya104,900.00 kJ / mol
52737
122200
11.2.1 Level Energy 18
ora Sumadhiya111,711.00 kJ / mol
58570
134810
11.3.3 Level Energy 19
ora Sumadhiyaora Sumadhiya
64702
148700
11.4.3 Level Energy 20
ora Sumadhiyaora Sumadhiya
80400
171200
11.4.6 Level Energy 21
ora Sumadhiyaora Sumadhiya
87000
179100
11.5.3 Level Energy 22
ora Sumadhiyaora Sumadhiya
93400
184900
11.5.4 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
11.5.8 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
11.5.9 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
11.5.13 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
11.6.1 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
11.6.3 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
12.1.3 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
12.1.7 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
12.2 padha karo elektrokimia
1.75 g / amp-day0.75 g / amp-day
0.16812
8.3209
12.4 Fungsi Work elektron
12.5 Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
Kimia Stabilitas, Flammability, ionisasi, kelarutan
13 atom
13.1 Panggil atom
13.3 Konfigurasi elektron
13.4 Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Face tengah kubik (FCC)
13.4.1 Crystal pola
13.5 atom
13.5.1 Jumlah proton
14.2.1 Jumlah Neutron
14.4.2 Jumlah Èlèktron
15.3 Radius saka Atom
15.3.1 Radius atom
182.00 pm197.00 pm
112
265
15.4.1 kovalen Radius
203.00 pm176.00 pm
96
260
15.8.2 Van der Waals Radius
239.00 pm231.00 pm
139
348
15.9 Bobot atom
140.91 Amu40.08 Amu
6.94
294
15.10 Volume atom
20.80 cm3 / mol29.90 cm3 / mol
1.39
71.07
15.12 Nomer atom jejer
15.12.1 unsur Previous
15.12.2 Sabanjure unsur
15.13 Potensi Valence Electron
42.64 (-eV)29.00 (-eV)
8
392.42
15.14 Constant pola
367.25 pm558.84 pm
228.58
891.25
15.15 pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
15.16 Pola C / A rasio
1.61ora Sumadhiya
1.567
1.886
16 Teknik
16.1 Kapadhetan
16.1.1 Kapadhetan Ing suhu kamar
6.77 g / cm 31.55 g / cm 3
0.534
40.7
16.2.1 Kapadhetan Nalika Liquid (ing mp)
6.50 g / cm31.38 g / cm3
0.512
20
16.5 Strength tensile
ora Sumadhiyaora Sumadhiya
2.5
11000
17.2 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
17.4 meksa beluk
17.4.1 Meksa beluk ing 1000 K
0.00 (Pa)25.50 (Pa)
2.47E-11
121
17.9.1 Meksa beluk ing 2000 K
13.20 (Pa)ora Sumadhiya
2.62E-10
774
17.11 situs kelenturan
17.11.1 nyukur pengaturan
14.80 GPA7.40 GPA
1.3
222
18.1.2 pengaturan akeh
28.80 GPA17.00 GPA
1.6
462
18.2.4 Young kang pengaturan
37.30 GPA20.00 GPA
1.7
528
18.3 Poisson rasio
18.6 Properties Teknik liyane
19 Magnetic
19.1 Ciri Magnetic
19.1.1 Gravitasi tartamtu
19.4.2 Nindakake Magnetic
19.4.3 permeabilitas
ora Sumadhiyaora Sumadhiya
1.25643E-06
0.0063
19.6.2 kelemahan
ora Sumadhiyaora Sumadhiya
-0.000166
200000
19.9 Properties Listrik
19.9.1 Property Listrik
19.9.2 resistivity
0.70 nΩ · m33.60 nΩ · m
0.18
961
19.11.2 konduktivitas listrik
0.01 10 6 / cm Ω0.30 10 6 / cm Ω
0.00666
0.63
20.1.4 elektron Affinity
50.00 kJ / mol2.37 kJ / mol
0
222.8
21 termal
21.1 Kalor tartamtu
0.19 J / (kg K)0.63 J / (kg K)
0.11
3.6
22.2 Graham Kapasitas kalor
27.20 J / mol · K25.93 J / mol · K
16.443
62.7
22.4 doyo termal
12.50 W / m · K201.00 W / m · K
6.3
429
22.7 suhu kritis
ora Sumadhiyaora Sumadhiya
26.3
3223
22.8 Expansion termal
6.70 μm / (m · K)22.30 μm / (m · K)
4.5
97
22.9 enthalpy
22.9.1 Enthalpy panguapan
296.80 kJ / mol150.00 kJ / mol
7.32
799.1
22.10.1 Enthalpy saka Fusion
6.89 kJ / mol8.54 kJ / mol
2.1
35.23
24.2.1 Enthalpy saka atomization
368.00 kJ / mol184.00 kJ / mol
61.5
837
24.4 Standard molar Entropy
73.20 J / mol.K41.60 J / mol.K
9.5
198.1