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Comparați erbiu și praseodim

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1 Tabelul periodic
1.1 Simbol
Er
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
1.8 Numărul CAS
roentgeniu elem..
7440520
Rank: 35 (Overall)
7440100
Rank: 69 (Overall)
Aluminiu element
1.9 Nume grup spațiu
P63 / mmc
P63 / mmc
1.10 Număr spațiu grup
Sodiu element
194,00
Rank: 5 (Overall)
194,00
Rank: 5 (Overall)
Plutoniu element
ADD ⊕
2 Fapte
2.2 Fapte interesante
  • Erbiu de metal este folosit ca aliat cu vanadiului pentru a face mai moale.
  • Studii recente arată că este util pentru metabolismul.
  • Praseodim de metal este produs sintetic din metal.
  • Praseodim este utilizat drept combustibil posibil pentru generatoarele radioactive.
2.3 surse
Minerit
S-au găsit în minerale, Minerit, Minereurile de minerale
2.4 Istorie
2.4.1 care a descoperit
Carl Gustaf Mosander
Not Available
2.4.2 Descoperire
în 1842
în 1885
2.5 Abundenţă
2.5.1 Abundenței În Universul
Fier element
2 * 10-7 %
Rank: 22 (Overall)
2 * 10-7 %
Rank: 22 (Overall)
taliu element
2.7.1 Abundenței În Soare
Fier element
~0.0000001 %
Rank: 26 (Overall)
~0.0000001 %
Rank: 26 (Overall)
beriliului element
ADD ⊕
3.1.2 Abundenței În Meteoriți
Fier element
0,00 %
Rank: 36 (Overall)
0,00 %
Rank: 40 (Overall)
Aur element
ADD ⊕
3.1.4 Abundenței în scoarța Pământului
Aluminiu element
0,00 %
Rank: 32 (Overall)
0,00 %
Rank: 27 (Overall)
Radiu element
ADD ⊕
3.2.2 Abundenței în oceanele
Sodiu element
0,00 %
Rank: 36 (Overall)
0,00 %
Rank: 39 (Overall)
protactiniu element
3.2.5 Abundenței la om
Calciu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Radiu element
ADD ⊕
5 utilizări
5.1 Utilizări și beneficii
Character length exceed error
Character length exceed error
5.1.1 Utilizări industriale
Industria chimica
Industria chimica
5.1.2 Utilizări medicale
N / A
N / A
5.1.3 alte utilizări
Aliaje
Aliaje
5.2 Proprietățile biologice
5.2.1 Toxicitate
Toxic mildly
moderat Toxic
5.2.2 Prezent în corpul uman
Nu
Nu
5.2.3 in Blood
Sodiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu element
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5.3.1 in Bone
Calciu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu element
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6 Fizic
6.1 Punct de topire
Tungsten element
1.522,00 ° C
Rank: 28 (Overall)
935,00 ° C
Rank: 48 (Overall)
franciu element
ADD ⊕
6.4 Punct de fierbere
Tungsten element
2.510,00 ° C
Rank: 44 (Overall)
3.130,00 ° C
Rank: 27 (Overall)
Fleroviu element
ADD ⊕
6.6 Aspect
6.6.1 Stare fizică
Solid
Solid
6.6.2 Culoare
silvery alb
grayish alb
6.6.3 Luciu
Lucios
Metalic
6.7 Duritate
6.7.1 Mohs Duritate
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
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6.7.3 Duritatea Brinell
Osmiu element
814,00 MPa
Rank: 11 (Overall)
481,00 MPa
Rank: 24 (Overall)
cesiu element
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6.7.5 Duritatea Vickers
Tungsten element
589,00 MPa
Rank: 19 (Overall)
400,00 MPa
Rank: 25 (Overall)
Paladiu element
ADD ⊕
6.8 Viteza sunetului
tehnețiu element
2.830,00 Domnișoară
Rank: 28 (Overall)
2.280,00 Domnișoară
Rank: 40 (Overall)
taliu element
ADD ⊕
6.9 Proprietăți optice
6.9.1 Indicele de refractie
Paladiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur element
6.9.2 reflexiei
Argint element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
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6.10 forme alotropice
Nu
Nu
6.10.1 alfa forme alotropice
Nu e disponibil
Nu e disponibil
6.10.2 p forme alotropice
Nu e disponibil
Nu e disponibil
6.10.3 y forme alotropice
Nu e disponibil
Nu e disponibil
7 Chimic
7.1 Formula chimica
Er
Pr
7.2 izotopii
7.2.1 Izotopi cunoscute
Paladiu element
31
Rank: 8 (Overall)
31
Rank: 8 (Overall)
Tennessine element
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7.3 Electronegativitate
7.3.1 Pauling Electronegativitate
Aur element
1,24
Rank: 36 (Overall)
1,13
Rank: 42 (Overall)
franciu element
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7.3.2 Sanderson Electronegativitate
Cobalt element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
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7.3.3 Allred Rochow Electronegativitate
Galiu element
1,11
Rank: 29 (Overall)
1,07
Rank: 32 (Overall)
cesiu element
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7.3.4 Mulliken-Jaffe Electronegativitate
Poloniu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
ADD ⊕
7.3.5 Allen Electronegativitate
berkelium eleme..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
7.4 Electropositivity
7.4.1 Pauling Electropositivity
franciu element
2,76
Rank: 18 (Overall)
2,87
Rank: 12 (Overall)
Aur element
ADD ⊕
7.5 Energiile ionizarea
7.5.1 Primul nivel de energie
Crom element
589,30 kJ / mol
Rank: 59 (Overall)
527,00 kJ / mol
Rank: 78 (Overall)
cesiu element
7.5.2 Nivelul 2 Energie
Crom element
1.150,00 kJ / mol
Rank: 68 (Overall)
1.020,00 kJ / mol
Rank: 80 (Overall)
Ruteniu element
ADD ⊕
7.5.3 3rd Level Energy
Crom element
2.194,00 kJ / mol
Rank: 65 (Overall)
2.086,00 kJ / mol
Rank: 70 (Overall)
Osmiu element
ADD ⊕
7.5.4 4a Nivel de energie
Crom element
4.120,00 kJ / mol
Rank: 33 (Overall)
3.761,00 kJ / mol
Rank: 47 (Overall)
toriu element
ADD ⊕
7.5.5 A 5 Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
5.551,00 kJ / mol
Rank: 29 (Overall)
Dubnium element
ADD ⊕
7.5.6 A 6 Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
seaborgiu element
ADD ⊕
7.5.7 Nivelul de energie al 7-lea
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
bohrium element
ADD ⊕
7.5.8 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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7.5.9 Al 9-lea nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu element
ADD ⊕
7.5.10 A 10 Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Stronţiu element
7.5.11 11 Nivelul de energie
Magneziu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu element
7.5.12 12 Nivelul de energie
Magneziu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.13 13 Nivel de energie
Titan element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.14 14 Nivel de energie
vanadiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.15 15 Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mangan element
7.5.16 16 Nivelul de energie
Mangan element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Fier element
7.5.17 17 Nivelul de energie
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cobalt element
7.5.18 18 Nivelul de energie
Cobalt element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Nichel element
7.5.19 19 Nivel de energie
Nichel element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cupru element
7.5.20 20 Nivelul de energie
Zinc element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.21 21 Nivelul de energie
Zinc element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
ADD ⊕
7.5.22 22 Nivelul de energie
Cupru element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
ADD ⊕
7.5.23 23 Nivelul de energie
Cupru element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.24 24 Nivelul de energie
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
ADD ⊕
7.5.25 25 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.26 26 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.27 27 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.28 28 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.29 29 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.5.30 30 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
7.6 echivalent electrochimică
franciu element
2,08 g / amp-hr
Rank: 28 (Overall)
1,75 g / amp-hr
Rank: 40 (Overall)
beriliului element
ADD ⊕
7.7 Funcția de electroni de lucru
Platină element
Nu e disponibil
Rank: N/A (Overall)
2,70 eV
Rank: 41 (Overall)
cesiu element
ADD ⊕
7.8 Celelalte proprietăți chimice
ionizarea, Izotopii radioactivi, Solubilitate
anti coroziune, ionizarea, Izotopii radioactivi
8 Atomic
8.1 Numar atomic
Tennessine elem..
68
Rank: 48 (Overall)
59
Rank: 57 (Overall)
litiu element
ADD ⊕
8.2 Configuratie electronica
[Xe] 4f12 6s2
[Xe] 4f3 6s2
8.3 Structura de cristal
Hexagonala Închide Ambalat (HCP)
Hexagonala Închide Ambalat (HCP)
8.3.1 rețelei de cristal
8.4 Atom
8.4.1 Numărul de Protonii
Tennessine elem..
68
Rank: 47 (Overall)
59
Rank: 56 (Overall)
litiu element
ADD ⊕
8.4.2 Numărul de Neutronii
Fleroviu element
99
Rank: 33 (Overall)
82
Rank: 41 (Overall)
litiu element
ADD ⊕
8.4.3 Numărul de Electronii
Tennessine elem..
68
Rank: 47 (Overall)
59
Rank: 56 (Overall)
litiu element
ADD ⊕
8.5 Raza unui Atom
8.5.1 Raza atomică
cesiu element
176,00 p.m
Rank: 18 (Overall)
182,00 p.m
Rank: 11 (Overall)
beriliului element
ADD ⊕
8.5.2 Raza covalentă
franciu element
189,00 p.m
Rank: 19 (Overall)
203,00 p.m
Rank: 9 (Overall)
beriliului element
ADD ⊕
8.5.3 Van der Waals Raza
franciu element
Nu e disponibil
Rank: N/A (Overall)
239,00 p.m
Rank: 14 (Overall)
Zinc element
ADD ⊕
8.6 Greutate atomica
Tennessine elem..
167,26 amu
Rank: 43 (Overall)
140,91 amu
Rank: 51 (Overall)
litiu element
8.7 volum atomic
cesiu element
18,40 cm3 / mol
Rank: 25 (Overall)
20,80 cm3 / mol
Rank: 15 (Overall)
Mangan element
8.8 Numere atomice adiacente
8.8.1 Elementul precedent
8.8.2 Elementul următor
8.9 Valence Electron Potential
Platină element
49,00 (-EV)
Rank: 29 (Overall)
42,64 (-EV)
Rank: 42 (Overall)
franciu element
ADD ⊕
8.10 Constant zabrele
Mangan element
355,88 p.m
Rank: 39 (Overall)
367,25 p.m
Rank: 29 (Overall)
beriliului element
8.11 zabrele Unghiuri
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
8.12 C latice / A Ratio
cadmiu element
1,57
Rank: 17 (Overall)
1,61
Rank: 4 (Overall)
beriliului element
9 Mecanic
9.1 Densitate
9.1.1 Densitatea la temperatura camerei
hassiu element
9,07 g / cm3
Rank: 42 (Overall)
6,77 g / cm3
Rank: 63 (Overall)
litiu element
ADD ⊕
9.1.2 Densitate Când lichid (la mp)
Osmiu element
8,86 g / cm3
Rank: 23 (Overall)
6,50 g / cm3
Rank: 39 (Overall)
litiu element
ADD ⊕
9.2 Rezistență la tracțiune
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
indiu element
ADD ⊕
9.3 Viscozitate
Mercur element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur element
9.4 Presiunea de vapori
9.4.1 Presiunea de vapori la 1000 K
Stronţiu element
0,00 (Pa)
Rank: 20 (Overall)
0,00 (Pa)
Rank: 25 (Overall)
ceriu element
ADD ⊕
9.4.2 Presiunea de vapori la 2000 K
Crom element
Nu e disponibil
Rank: N/A (Overall)
13,20 (Pa)
Rank: 7 (Overall)
Tungsten element
ADD ⊕
9.5 Proprietățile elasticitate
9.5.1 shear Modulus
Osmiu element
28,30 GPa
Rank: 25 (Overall)
14,80 GPa
Rank: 39 (Overall)
Potasiu element
ADD ⊕
9.5.2 Modulus în vrac
Osmiu element
44,40 GPa
Rank: 27 (Overall)
28,80 GPa
Rank: 40 (Overall)
cesiu element
ADD ⊕
9.5.3 Modulul lui Young
Iridiu element
69,90 GPa
Rank: 29 (Overall)
37,30 GPa
Rank: 41 (Overall)
cesiu element
ADD ⊕
9.6 poisson Raportul
Galiu element
0,24
Rank: 28 (Overall)
0,28
Rank: 16 (Overall)
beriliului element
ADD ⊕
9.7 Alte proprietăți mecanice
Maleabil
Ductil, Maleabil
10 Magnetic
10.1 Caracteristici magnetice
10.1.1 Gravitație specifică
Cobalt element
9,07
Rank: 32 (Overall)
6,77
Rank: 50 (Overall)
litiu element
ADD ⊕
10.1.2 Comenzi magnetice
paramagnetic
paramagnetic
10.1.3 Permeabilitate
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut element
ADD ⊕
10.1.4 Susceptibil
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut element
ADD ⊕
10.2 Proprietăți electrice
10.2.1 Domeniul imobilier electrice
Conductor
Conductor
10.2.2 Rezistivitatea
Mercur element
0,86 nΩ · m
Rank: 63 (Overall)
0,70 nΩ · m
Rank: 65 (Overall)
taliu element
ADD ⊕
10.2.3 Conductivitate electrică
Argint element
0,01 10 6 / cm Ω
Rank: 53 (Overall)
0,01 10 6 / cm Ω
Rank: 50 (Overall)
Plutoniu element
ADD ⊕
10.2.4 electron afinitate
Aur element
50,00 kJ / mol
Rank: 21 (Overall)
50,00 kJ / mol
Rank: 21 (Overall)
Mercur element
ADD ⊕
11 Termic
11.1 Căldura specifică
litiu element
0,17 J / (kg K)
Rank: 34 (Overall)
0,19 J / (kg K)
Rank: 32 (Overall)
americiu element
11.2 Molara Capacitatea de căldură
americiu element
28,12 J / mol · K
Rank: 11 (Overall)
27,20 J / mol · K
Rank: 18 (Overall)
beriliului element
11.3 Conductivitate termică
Argint element
14,50 W / m · K
Rank: 55 (Overall)
12,50 W / m · K
Rank: 59 (Overall)
neptuniu element
11.4 Temperatura critică
litiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
yterbiu element
ADD ⊕
11.5 Expansiunea termică
cesiu element
12,20 pm / (m · K)
Rank: 31 (Overall)
6,70 pm / (m · K)
Rank: 50 (Overall)
Tungsten element
ADD ⊕
11.6 entalpia
11.6.1 Entalpia de Vaporizarea
Tungsten element
261,00 kJ / mol
Rank: 35 (Overall)
296,80 kJ / mol
Rank: 29 (Overall)
Zinc element
11.6.2 Entalpie Fusion
Tungsten element
17,20 kJ / mol
Rank: 15 (Overall)
6,89 kJ / mol
Rank: 48 (Overall)
cesiu element
ADD ⊕
11.6.3 Entalpie de atomizare
Tungsten element
314,00 kJ / mol
Rank: 33 (Overall)
368,00 kJ / mol
Rank: 24 (Overall)
Mercur element
ADD ⊕
11.7 Standard Molar Entropy
protactiniu ele..
73,10 J / mol.K
Rank: 11 (Overall)
73,20 J / mol.K
Rank: 10 (Overall)
beriliului element
ADD ⊕