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1 Tabelul periodic
1.1 Simbol
Ce
Pr
1.2 Număr grup
Tennessine elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
gadoliniu element
ADD ⊕
1.3 perioada Număr
Uraniu element
6
Rank: 2 (Overall)
6
Rank: 2 (Overall)
litiu element
ADD ⊕
1.4 bloc
f block
f block
1.5 Element de familie
lantanidelor
lantanidelor
1.6 Numărul CAS
roentgeniu elem..
7440451
Rank: 41 (Overall)
7440100
Rank: 69 (Overall)
Aluminiu element
1.7 Nume grup spațiu
P63 / mmc
P63 / mmc
1.8 Număr spațiu grup
Sodiu element
194,00
Rank: 5 (Overall)
194,00
Rank: 5 (Overall)
Plutoniu element
ADD ⊕
2 Fapte
2.1 Fapte interesante
Character length exceed error
  • Praseodim de metal este produs sintetic din metal.
  • Praseodim este utilizat drept combustibil posibil pentru generatoarele radioactive.
2.2 surse
S-au găsit în minerale, Minerit, Minereurile de minerale
S-au găsit în minerale, Minerit, Minereurile de minerale
2.3 Istorie
2.3.1 care a descoperit
Martin Heinrich Klaproth, Jöns Jakob Berzelius, Wilhelm Hisinger
Not Available
2.3.2 Descoperire
in 1803
în 1885
2.4 Abundenţă
2.4.1 Abundenței În Universul
Fier element
1 * 10-6 %
Rank: 16 (Overall)
2 * 10-7 %
Rank: 22 (Overall)
taliu element
2.4.2 Abundenței În Soare
Fier element
~0.0000004 %
Rank: 23 (Overall)
~0.0000001 %
Rank: 26 (Overall)
beriliului element
ADD ⊕
2.4.3 Abundenței În Meteoriți
Fier element
0,00 %
Rank: 27 (Overall)
0,00 %
Rank: 40 (Overall)
Aur element
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2.4.4 Abundenței în scoarța Pământului
Aluminiu element
0,01 %
Rank: 18 (Overall)
0,00 %
Rank: 27 (Overall)
Radiu element
ADD ⊕
2.4.5 Abundenței în oceanele
Sodiu element
0,00 %
Rank: 33 (Overall)
0,00 %
Rank: 39 (Overall)
protactiniu element
2.4.6 Abundenței la om
Calciu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Radiu element
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3 utilizări
3.1 Utilizări și beneficii
Character length exceed error
Character length exceed error
3.1.1 Utilizări industriale
Industria chimica
Industria chimica
3.1.2 Utilizări medicale
Cercetare medicala
N / A
3.1.3 alte utilizări
Aliaje
Aliaje
3.2 Proprietățile biologice
3.2.1 Toxicitate
moderat Toxic
moderat Toxic
3.2.2 Prezent în corpul uman
da
Nu
3.2.3 in Blood
Sodiu element
0,00 Sânge / mg dm-3
Rank: 30 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu element
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3.2.4 in Bone
Calciu element
2,70 ppm
Rank: 14 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu element
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4 Fizic
4.1 Punct de topire
Tungsten element
795,00 ° C
Rank: 56 (Overall)
935,00 ° C
Rank: 48 (Overall)
franciu element
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4.2 Punct de fierbere
Tungsten element
3.257,00 ° C
Rank: 23 (Overall)
3.130,00 ° C
Rank: 27 (Overall)
Fleroviu element
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4.3 Aspect
4.3.1 Stare fizică
Solid
Solid
4.3.2 Culoare
silvery alb
grayish alb
4.3.3 Luciu
Lucios
Metalic
4.4 Duritate
4.4.1 Mohs Duritate
Crom element
2,50
Rank: 14 (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
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4.4.2 Duritatea Brinell
Osmiu element
186,00 MPa
Rank: 43 (Overall)
481,00 MPa
Rank: 24 (Overall)
cesiu element
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4.4.3 Duritatea Vickers
Tungsten element
210,00 MPa
Rank: 32 (Overall)
400,00 MPa
Rank: 25 (Overall)
Paladiu element
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4.5 Viteza sunetului
tehnețiu element
2.100,00 Domnișoară
Rank: 43 (Overall)
2.280,00 Domnișoară
Rank: 40 (Overall)
taliu element
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4.6 Proprietăți optice
4.6.1 Indicele de refractie
Paladiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur element
4.6.2 reflexiei
Argint element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
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4.7 forme alotropice
Nu
Nu
4.7.1 alfa forme alotropice
Nu e disponibil
Nu e disponibil
4.7.2 p forme alotropice
Nu e disponibil
Nu e disponibil
4.7.3 y forme alotropice
Nu e disponibil
Nu e disponibil
5 Chimic
5.1 Formula chimica
Ce
Pr
5.2 izotopii
5.2.1 Izotopi cunoscute
Paladiu element
30
Rank: 9 (Overall)
31
Rank: 8 (Overall)
Tennessine element
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5.3 Electronegativitate
5.3.1 Pauling Electronegativitate
Aur element
1,12
Rank: 43 (Overall)
1,13
Rank: 42 (Overall)
franciu element
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5.3.2 Sanderson Electronegativitate
Cobalt element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
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5.3.3 Allred Rochow Electronegativitate
Galiu element
1,08
Rank: 31 (Overall)
1,07
Rank: 32 (Overall)
cesiu element
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5.3.4 Mulliken-Jaffe Electronegativitate
Poloniu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
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5.3.5 Allen Electronegativitate
berkelium eleme..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
5.4 Electropositivity
5.4.1 Pauling Electropositivity
franciu element
2,88
Rank: 11 (Overall)
2,87
Rank: 12 (Overall)
Aur element
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5.5 Energiile ionizarea
5.5.1 Primul nivel de energie
Crom element
534,40 kJ / mol
Rank: 76 (Overall)
527,00 kJ / mol
Rank: 78 (Overall)
cesiu element
5.5.2 Nivelul 2 Energie
Crom element
1.050,00 kJ / mol
Rank: 78 (Overall)
1.020,00 kJ / mol
Rank: 80 (Overall)
Ruteniu element
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5.5.3 3rd Level Energy
Crom element
1.949,00 kJ / mol
Rank: 78 (Overall)
2.086,00 kJ / mol
Rank: 70 (Overall)
Osmiu element
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5.5.4 4a Nivel de energie
Crom element
3.547,00 kJ / mol
Rank: 55 (Overall)
3.761,00 kJ / mol
Rank: 47 (Overall)
toriu element
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5.5.5 A 5 Nivel de energie
Crom element
6.325,00 kJ / mol
Rank: 22 (Overall)
5.551,00 kJ / mol
Rank: 29 (Overall)
Dubnium element
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5.5.6 A 6 Nivel de energie
Crom element
7.490,00 kJ / mol
Rank: 21 (Overall)
Nu e disponibil
Rank: N/A (Overall)
seaborgiu element
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5.5.7 Nivelul de energie al 7-lea
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
bohrium element
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5.5.8 A 8-Level Energy
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
hassiu element
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5.5.9 Al 9-lea nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu element
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5.5.10 A 10 Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Stronţiu element
5.5.11 11 Nivelul de energie
Magneziu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu element
5.5.12 12 Nivelul de energie
Magneziu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.13 13 Nivel de energie
Titan element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.14 14 Nivel de energie
vanadiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.15 15 Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mangan element
5.5.16 16 Nivelul de energie
Mangan element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Fier element
5.5.17 17 Nivelul de energie
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cobalt element
5.5.18 18 Nivelul de energie
Cobalt element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Nichel element
5.5.19 19 Nivel de energie
Nichel element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cupru element
5.5.20 20 Nivelul de energie
Zinc element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.21 21 Nivelul de energie
Zinc element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
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5.5.22 22 Nivelul de energie
Cupru element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
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5.5.23 23 Nivelul de energie
Cupru element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.24 24 Nivelul de energie
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
ADD ⊕
5.5.25 25 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.26 26 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.27 27 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.28 28 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.29 29 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.5.30 30 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
5.6 echivalent electrochimică
franciu element
1,74 g / amp-hr
Rank: 41 (Overall)
1,75 g / amp-hr
Rank: 40 (Overall)
beriliului element
ADD ⊕
5.7 Funcția de electroni de lucru
Platină element
2,84 eV
Rank: 39 (Overall)
2,70 eV
Rank: 41 (Overall)
cesiu element
ADD ⊕
5.8 Celelalte proprietăți chimice
Stabilitate chimică, anti coroziune, ionizarea, Izotopii radioactivi, Solubilitate
anti coroziune, ionizarea, Izotopii radioactivi
6 Atomic
6.1 Numar atomic
Tennessine elem..
58
Rank: 58 (Overall)
59
Rank: 57 (Overall)
litiu element
ADD ⊕
6.2 Configuratie electronica
[Xe] 4f1 5d1 6s2
[Xe] 4f3 6s2
6.3 Structura de cristal
Dublu hexagonala Închide Prânz la pachet (DHCP)
Hexagonala Închide Ambalat (HCP)
6.3.1 rețelei de cristal
6.4 Atom
6.4.1 Numărul de Protonii
Tennessine elem..
58
Rank: 57 (Overall)
59
Rank: 56 (Overall)
litiu element
ADD ⊕
6.4.2 Numărul de Neutronii
Fleroviu element
82
Rank: 41 (Overall)
82
Rank: 41 (Overall)
litiu element
ADD ⊕
6.4.3 Numărul de Electronii
Tennessine elem..
58
Rank: 57 (Overall)
59
Rank: 56 (Overall)
litiu element
ADD ⊕
6.5 Raza unui Atom
6.5.1 Raza atomică
cesiu element
181,80 p.m
Rank: 12 (Overall)
182,00 p.m
Rank: 11 (Overall)
beriliului element
ADD ⊕
6.5.2 Raza covalentă
franciu element
204,00 p.m
Rank: 8 (Overall)
203,00 p.m
Rank: 9 (Overall)
beriliului element
ADD ⊕
6.5.3 Van der Waals Raza
franciu element
235,00 p.m
Rank: 17 (Overall)
239,00 p.m
Rank: 14 (Overall)
Zinc element
ADD ⊕
6.6 Greutate atomica
Tennessine elem..
140,12 amu
Rank: 52 (Overall)
140,91 amu
Rank: 51 (Overall)
litiu element
6.7 volum atomic
cesiu element
20,67 cm3 / mol
Rank: 17 (Overall)
20,80 cm3 / mol
Rank: 15 (Overall)
Mangan element
6.8 Numere atomice adiacente
6.8.1 Elementul precedent
6.8.2 Elementul următor
6.9 Valence Electron Potential
Platină element
41,78 (-EV)
Rank: 45 (Overall)
42,64 (-EV)
Rank: 42 (Overall)
franciu element
ADD ⊕
6.10 Constant zabrele
Mangan element
362,00 p.m
Rank: 34 (Overall)
367,25 p.m
Rank: 29 (Overall)
beriliului element
6.11 zabrele Unghiuri
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
6.12 C latice / A Ratio
cadmiu element
Nu e disponibil
Rank: N/A (Overall)
1,61
Rank: 4 (Overall)
beriliului element
7 Mecanic
7.1 Densitate
7.1.1 Densitatea la temperatura camerei
hassiu element
6,77 g / cm3
Rank: 63 (Overall)
6,77 g / cm3
Rank: 63 (Overall)
litiu element
ADD ⊕
7.1.2 Densitate Când lichid (la mp)
Osmiu element
6,55 g / cm3
Rank: 38 (Overall)
6,50 g / cm3
Rank: 39 (Overall)
litiu element
ADD ⊕
7.2 Rezistență la tracțiune
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
indiu element
ADD ⊕
7.3 Viscozitate
Mercur element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur element
7.4 Presiunea de vapori
7.4.1 Presiunea de vapori la 1000 K
Stronţiu element
0,00 (Pa)
Rank: 34 (Overall)
0,00 (Pa)
Rank: 25 (Overall)
ceriu element
ADD ⊕
7.4.2 Presiunea de vapori la 2000 K
Crom element
1,04 (Pa)
Rank: 13 (Overall)
13,20 (Pa)
Rank: 7 (Overall)
Tungsten element
ADD ⊕
7.5 Proprietățile elasticitate
7.5.1 shear Modulus
Osmiu element
13,50 GPa
Rank: 41 (Overall)
14,80 GPa
Rank: 39 (Overall)
Potasiu element
ADD ⊕
7.5.2 Modulus în vrac
Osmiu element
21,50 GPa
Rank: 42 (Overall)
28,80 GPa
Rank: 40 (Overall)
cesiu element
ADD ⊕
7.5.3 Modulul lui Young
Iridiu element
33,60 GPa
Rank: 43 (Overall)
37,30 GPa
Rank: 41 (Overall)
cesiu element
ADD ⊕
7.6 poisson Raportul
Galiu element
0,24
Rank: 27 (Overall)
0,28
Rank: 16 (Overall)
beriliului element
ADD ⊕
7.7 Alte proprietăți mecanice
Ductil, Maleabil
Ductil, Maleabil
8 Magnetic
8.1 Caracteristici magnetice
8.1.1 Gravitație specifică
Cobalt element
6,77
Rank: 50 (Overall)
6,77
Rank: 50 (Overall)
litiu element
ADD ⊕
8.1.2 Comenzi magnetice
paramagnetic
paramagnetic
8.1.3 Permeabilitate
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut element
ADD ⊕
8.1.4 Susceptibil
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut element
ADD ⊕
8.2 Proprietăți electrice
8.2.1 Domeniul imobilier electrice
Conductor
Conductor
8.2.2 Rezistivitatea
Mercur element
828,00 nΩ · m
Rank: 3 (Overall)
0,70 nΩ · m
Rank: 65 (Overall)
taliu element
ADD ⊕
8.2.3 Conductivitate electrică
Argint element
0,01 10 6 / cm Ω
Rank: 54 (Overall)
0,01 10 6 / cm Ω
Rank: 50 (Overall)
Plutoniu element
ADD ⊕
8.2.4 electron afinitate
Aur element
50,00 kJ / mol
Rank: 21 (Overall)
50,00 kJ / mol
Rank: 21 (Overall)
Mercur element
ADD ⊕
9 Termic
9.1 Căldura specifică
litiu element
0,19 J / (kg K)
Rank: 32 (Overall)
0,19 J / (kg K)
Rank: 32 (Overall)
americiu element
9.2 Molara Capacitatea de căldură
americiu element
26,94 J / mol · K
Rank: 23 (Overall)
27,20 J / mol · K
Rank: 18 (Overall)
beriliului element
9.3 Conductivitate termică
Argint element
11,30 W / m · K
Rank: 61 (Overall)
12,50 W / m · K
Rank: 59 (Overall)
neptuniu element
9.4 Temperatura critică
litiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
yterbiu element
ADD ⊕
9.5 Expansiunea termică
cesiu element
6,30 pm / (m · K)
Rank: 52 (Overall)
6,70 pm / (m · K)
Rank: 50 (Overall)
Tungsten element
ADD ⊕
9.6 entalpia
9.6.1 Entalpia de Vaporizarea
Tungsten element
414,00 kJ / mol
Rank: 16 (Overall)
296,80 kJ / mol
Rank: 29 (Overall)
Zinc element
9.6.2 Entalpie Fusion
Tungsten element
5,46 kJ / mol
Rank: 52 (Overall)
6,89 kJ / mol
Rank: 48 (Overall)
cesiu element
ADD ⊕
9.6.3 Entalpie de atomizare
Tungsten element
381,00 kJ / mol
Rank: 23 (Overall)
368,00 kJ / mol
Rank: 24 (Overall)
Mercur element
ADD ⊕
9.7 Standard Molar Entropy
protactiniu ele..
72,00 J / mol.K
Rank: 12 (Overall)
73,20 J / mol.K
Rank: 10 (Overall)
beriliului element
ADD ⊕
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