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Praseodymium
Praseodymium

Niobium
Niobium



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mbandhingaké Praseodymium lan Niobium

1 Tabel périodik
1.1 Symbol
Pr
Nb
1.2 Panggil Group
ora Sumadhiya5
Gadolinium unsur
0 17
1.3 Panggil periode
65
lithium unsur
2 7
1.4 Block
pemblokiran f
d block
1.5 Family unsur
lanthanide
transisi Metal
1.6 CAS Number
74401007440031
Aluminium unsur
7429905 54386242
1.7 Jeneng papan Group
P63 / mmc
3M Im_
1.8 Space Group Number
194.00229.00
plutonium unsur
11 229
2 facts
2.1 Facts Interesting
  • Praseodymium logam sintetik diprodhuksi logam.
  • Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
  • metal Niobium iki digunakake kanggo njaluk disebut Columbium ing past.
  • metal Niobium ketemu ing alam bebas (turah mbrawah).
2.2 sumber
Found in Minerals, Mining, Ores saka Minerals
Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals
2.3 History
2.3.1 sing katutup
Not Available
Charles Hatchett
2.3.2 Discovery
ing taun 1885
ing taun 1801
2.4 turah mbrawah
2.4.1 Turah mbrawah Ing Universe
2 * 10-7 %2 * 10-7 %
Thallium unsur
5E-09 0.11
2.4.2 Turah mbrawah Ing Sun
~0.0000001 %~0.0000004 %
Beryllium unsur
1E-08 0.1
2.4.3 Turah mbrawah Ing meteorit
0.00 %0.00 %
Gold unsur
1.7E-07 22
2.4.4 Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.00 %
Radium unsur
9.9E-12 8.1
2.4.5 Turah mbrawah Ing Segara
0.00 %0.00 %
Protaktinium unsur
2E-23 1.1
2.4.6 Turah mbrawah Ing Manungsa
ora Sumadhiyaora Sumadhiya
Radium unsur
1E-13 1.4
3 ulah
3.1 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
3.1.1 Ulah Industrial
Industri Kimia
Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik
3.1.2 Ulah Medical
NA
NA
3.1.3 Ulah liyane
wesi
wesi
3.2 Properties biologi
3.2.1 keracunan
arep Toxic
Low Toxic
3.2.2 Saiki ing badan Human
Ora
Ya
3.2.3 Sang
ora Sumadhiya0.01 Sang / mg dm-3
plutonium unsur
0 1970
3.2.4 ing Bone
ora Sumadhiya0.07 ppm
plutonium unsur
0 170000
4 fisik
4.1 leleh Point
935.00 ° C2,468.00 ° C
Francium unsur
27 3410
4.2 Boiling Point
3,130.00 ° C2,468.00 ° C
Flerovium unsur
147 5660
4.3 katon
4.3.1 State fisik
Solid
Solid
4.3.2 warna
klawu putih
Gray
4.3.3 luster
metallic
metallic
4.4 atose
4.4.1 Mohs atose
ora Sumadhiya6.00
sesium unsur
0.2 8.5
4.4.2 Brinell atose
481.00 MPa735.00 MPa
sesium unsur
0.14 3490
4.4.3 Vickers atose
400.00 MPa870.00 MPa
Palladium unsur
121 3430
4.5 Kacepetan swara
2,280.00 m / s3,480.00 m / s
Thallium unsur
818 16200
4.6 Properties Optical
4.6.1 bias Index
ora Sumadhiyaora Sumadhiya
Mercury unsur
1.000933 1.7229
4.6.2 reflectivity
ora Sumadhiyaora Sumadhiya
molybdenum unsur
58 97
4.7 allotropes
Ora
Ora
4.7.1 α allotropes
ora Sumadhiya
ora Sumadhiya
4.7.2 β allotropes
ora Sumadhiya
ora Sumadhiya
4.7.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
5 Kimia
5.1 Formula Kimia
Pr
Nb
5.2 isotop
5.2.1 Isotop dikenal
3117
Tennessine unsur
0 38
5.3 keelektronegatifan
5.3.1 Pauling Elektronegativitas
1.131.60
Francium unsur
0.7 2.54
5.3.2 Sanderson Elektronegativitas
ora Sumadhiya1.42
sesium unsur
0.22 2.56
5.3.3 Allred Rochow Elektronegativitas
1.071.23
sesium unsur
0.86 1.82
5.3.4 Mulliken-Jaffe Elektronegativitas
ora Sumadhiyaora Sumadhiya
sesium unsur
0.62 2.48
5.3.5 Allen Elektronegativitas
ora Sumadhiya1.41
sesium unsur
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.872.40
Gold unsur
1.46 3.3
5.5 tenogo ionisasi
5.5.1 Level Energy 1st
527.00 kJ / mol652.10 kJ / mol
sesium unsur
375.7 26130
5.5.2 Level Energy 2
1,020.00 kJ / mol1,380.00 kJ / mol
uranium unsur
710.2162 28750
5.5.3 Level Energy 3rd
2,086.00 kJ / mol2,416.00 kJ / mol
osmium unsur
1600 34230
5.5.4 Level Energy 4
3,761.00 kJ / mol3,700.00 kJ / mol
thorium unsur
2780 37066
5.5.5 Level Energy 5th
5,551.00 kJ / mol4,877.00 kJ / mol
dubnium unsur
4305.2 97510
5.5.6 Level Energy 6th
ora Sumadhiya9,847.00 kJ / mol
Seaborgium unsur
5715.8 105800
5.5.7 tingkat Energy 7
ora Sumadhiya12,100.00 kJ / mol
Bohrium unsur
7226.8 114300
5.5.8 Level Energy 8
ora Sumadhiyaora Sumadhiya
hassium unsur
8857.4 125300
5.5.9 Level Energy 9
ora Sumadhiyaora Sumadhiya
Yttrium unsur
14110 134700
5.5.10 Level Energy 10th
ora Sumadhiyaora Sumadhiya
strontium unsur
17100 144300
5.5.11 Level Energy 11
ora Sumadhiyaora Sumadhiya
Yttrium unsur
19900 169988
5.5.12 Level Energy 12
ora Sumadhiyaora Sumadhiya
molybdenum unsur
22219 189368
5.5.13 Level Energy 13
ora Sumadhiyaora Sumadhiya
molybdenum unsur
26930 76015
5.5.14 Level Energy 14
ora Sumadhiyaora Sumadhiya
molybdenum unsur
29196 86450
5.5.15 Level Energy 15
ora Sumadhiyaora Sumadhiya
Manganese unsur
41987 97510
5.5.16 Level Energy 16
ora Sumadhiyaora Sumadhiya
Iron unsur
47206 109480
5.5.17 Level Energy 17
ora Sumadhiyaora Sumadhiya
kobalt unsur
52737 122200
5.5.18 Level Energy 18
ora Sumadhiyaora Sumadhiya
Nickel unsur
58570 134810
5.5.19 Level Energy 19
ora Sumadhiyaora Sumadhiya
tembaga unsur
64702 148700
5.5.20 Level Energy 20
ora Sumadhiyaora Sumadhiya
molybdenum unsur
80400 171200
5.5.21 Level Energy 21
ora Sumadhiyaora Sumadhiya
molybdenum unsur
87000 179100
5.5.22 Level Energy 22
ora Sumadhiyaora Sumadhiya
molybdenum unsur
93400 184900
5.5.23 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
molybdenum unsur
98420 198800
5.5.24 Level Energy 24
ora Sumadhiyaora Sumadhiya
molybdenum unsur
104400 195200
5.5.25 Level Energy 25th
ora Sumadhiyaora Sumadhiya
molybdenum unsur
121900 121900
5.5.26 Level Energy 26th
ora Sumadhiyaora Sumadhiya
molybdenum unsur
127700 127700
5.5.27 Level Energy 27th
ora Sumadhiyaora Sumadhiya
molybdenum unsur
133800 133800
5.5.28 Level Energy 28th
ora Sumadhiyaora Sumadhiya
molybdenum unsur
139800 139800
5.5.29 Level Energy 29
ora Sumadhiyaora Sumadhiya
molybdenum unsur
148100 148100
5.5.30 Level Energy 30
ora Sumadhiyaora Sumadhiya
molybdenum unsur
154500 154500
5.6 padha karo elektrokimia
1.75 g / amp-day0.69 g / amp-day
Beryllium unsur
0.16812 8.3209
5.7 Fungsi Work elektron
2.70 eV4.30 eV
sesium unsur
2.14 5.65
5.8 Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
6 atom
6.1 Panggil atom
5941
lithium unsur
3 117
6.2 Konfigurasi elektron
[Xe] 4F 3 6s 2
[Kr] 4d 4 5S 1
6.3 Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
6.3.1 Crystal pola
6.4 atom
6.4.1 Jumlah proton
5941
lithium unsur
3 117
6.4.2 Jumlah Neutron
8252
lithium unsur
4 184
6.4.3 Jumlah Èlèktron
5941
lithium unsur
3 117
6.5 Radius saka Atom
6.5.1 Radius atom
182.00 pm146.00 pm
Beryllium unsur
112 265
6.5.2 kovalen Radius
203.00 pm164.00 pm
Beryllium unsur
96 260
6.5.3 Van der Waals Radius
239.00 pm200.00 pm
seng unsur
139 348
6.6 Bobot atom
140.91 Amu92.91 Amu
lithium unsur
6.94 294
6.7 Volume atom
20.80 cm3 / mol10.87 cm3 / mol
Manganese unsur
1.39 71.07
6.8 Nomer atom jejer
6.8.1 unsur Previous
6.8.2 Sabanjure unsur
6.9 Potensi Valence Electron
42.64 (-eV)104.00 (-eV)
Francium unsur
8 392.42
6.10 Constant pola
367.25 pm330.04 pm
Beryllium unsur
228.58 891.25
6.11 pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
6.12 Pola C / A rasio
1.61ora Sumadhiya
Beryllium unsur
1.567 1.886
7 Teknik
7.1 Kapadhetan
7.1.1 Kapadhetan Ing suhu kamar
6.77 g / cm 38.57 g / cm 3
lithium unsur
0.534 40.7
7.1.2 Kapadhetan Nalika Liquid (ing mp)
6.50 g / cm3ora Sumadhiya
lithium unsur
0.512 20
7.2 Strength tensile
ora Sumadhiya330.00 MPa
Indium unsur
2.5 11000
7.3 viskositas
ora Sumadhiyaora Sumadhiya
Mercury unsur
0.001526 0.001526
7.4 meksa beluk
7.4.1 Meksa beluk ing 1000 K
0.00 (Pa)ora Sumadhiya
cerium unsur
2.47E-11 121
7.4.2 Meksa beluk ing 2000 K
13.20 (Pa)0.00 (Pa)
tungsten unsur
2.62E-10 774
7.5 situs kelenturan
7.5.1 nyukur pengaturan
14.80 GPA38.00 GPA
kalium unsur
1.3 222
7.5.2 pengaturan akeh
28.80 GPA170.00 GPA
sesium unsur
1.6 462
7.5.3 Young kang pengaturan
37.30 GPA105.00 GPA
sesium unsur
1.7 528
7.6 Poisson rasio
0.280.40
Beryllium unsur
0.032 0.47
7.7 Properties Teknik liyane
ductile, malleable
ductile, malleable
8 Magnetic
8.1 Ciri Magnetic
8.1.1 Gravitasi tartamtu
6.778.57
lithium unsur
0.53 4500
8.1.2 Nindakake Magnetic
paramagnetic
paramagnetic
8.1.3 permeabilitas
ora Sumadhiyaora Sumadhiya
Bismuth unsur
1.25643E-06 0.0063
8.1.4 kelemahan
ora Sumadhiyaora Sumadhiya
Bismuth unsur
-0.000166 200000
8.2 Properties Listrik
8.2.1 Property Listrik
Arman
Arman
8.2.2 resistivity
0.70 nΩ · m152.00 nΩ · m
Thallium unsur
0.18 961
8.2.3 konduktivitas listrik
0.01 10 6 / cm Ω0.07 10 6 / cm Ω
plutonium unsur
0.00666 0.63
8.2.4 elektron Affinity
50.00 kJ / mol86.10 kJ / mol
Mercury unsur
0 222.8
9 termal
9.1 Kalor tartamtu
0.19 J / (kg K)0.26 J / (kg K)
americium unsur
0.11 3.6
9.2 Graham Kapasitas kalor
27.20 J / mol · K24.60 J / mol · K
Beryllium unsur
16.443 62.7
9.3 doyo termal
12.50 W / m · K53.70 W / m · K
neptunium unsur
6.3 429
9.4 suhu kritis
ora Sumadhiyaora Sumadhiya
ytterbium unsur
26.3 3223
9.5 Expansion termal
6.70 μm / (m · K)7.30 μm / (m · K)
tungsten unsur
4.5 97
9.6 enthalpy
9.6.1 Enthalpy panguapan
296.80 kJ / mol696.60 kJ / mol
seng unsur
7.32 799.1
9.6.2 Enthalpy saka Fusion
6.89 kJ / mol27.20 kJ / mol
sesium unsur
2.1 35.23
9.6.3 Enthalpy saka atomization
368.00 kJ / mol745.00 kJ / mol
Mercury unsur
61.5 837
9.7 Standard molar Entropy
73.20 J / mol.K36.40 J / mol.K
Beryllium unsur
9.5 198.1