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erbiu
erbiu

hafniu
hafniu



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erbiu
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hafniu

erbiu vs hafniu

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1 Tabelul periodic
1.1 Simbol
Er
Hf
1.2 Număr grup
Tennessine Metal
Nu e disponibil
Rank: N/A (Overall)
4
Rank: 14 (Overall)
gadoliniu Metal
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1.3 perioada Număr
Uraniu Metal
6
Rank: 2 (Overall)
6
Rank: 2 (Overall)
litiu Metal
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1.4 bloc
f block
d block
1.5 Element de familie
lantanidelor
metal de tranziție
1.6 Numărul CAS
roentgeniu Metal
7440520
Rank: 35 (Overall)
7440586
Rank: 30 (Overall)
Aluminiu Metal
1.7 Nume grup spațiu
P63 / mmc
P63 / mmc
1.8 Număr spațiu grup
Sodiu Metal
194,00
Rank: 5 (Overall)
194,00
Rank: 5 (Overall)
Plutoniu Metal
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2 Fapte
2.1 Fapte interesante
  • Erbiu de metal este folosit ca aliat cu vanadiului pentru a face mai moale.
  • Studii recente arată că este util pentru metabolismul.
  • Hafniu metal este extrem de reactiv, prin urmare, nu a fost găsit liber în natură.
  • de metal hafniu ca dupa predicated Mendeleev a terminat masa lui periodic.
2.2 surse
Minerit
Produsul secundar Zirconiu Rafinare
2.3 Istorie
2.3.1 care a descoperit
Carl Gustaf Mosander
Dirk Coster and George de Hevesy
2.3.2 Descoperire
în 1842
în 1922
2.4 Abundenţă
2.4.1 Abundenței În Universul
Fier Metal
2 * 10-7 %
Rank: 22 (Overall)
7 * 10-8 %
Rank: 25 (Overall)
taliu Metal
2.4.2 Abundenței În Soare
Fier Metal
~0.0000001 %
Rank: 26 (Overall)
~0.0000001 %
Rank: 26 (Overall)
beriliului Metal
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1.2.1 Abundenței În Meteoriți
Fier Metal
0,00 %
Rank: 36 (Overall)
0,00 %
Rank: 37 (Overall)
Aur Metal
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1.3.1 Abundenței în scoarța Pământului
Aluminiu Metal
0,00 %
Rank: 32 (Overall)
0,00 %
Rank: 31 (Overall)
Radiu Metal
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1.6.1 Abundenței în oceanele
Sodiu Metal
0,00 %
Rank: 36 (Overall)
0,00 %
Rank: 27 (Overall)
protactiniu Metal
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1.8.1 Abundenței la om
Calciu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Radiu Metal
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2 utilizări
2.1 Utilizări și beneficii
Character length exceed error
Character length exceed error
2.1.1 Utilizări industriale
Industria chimica
industria de muniție
2.1.2 Utilizări medicale
N / A
N / A
2.1.3 alte utilizări
Aliaje
Aliaje, În reactoarele nucleare, Cercetarea nucleară, Scopuri de cercetare
2.2 Proprietățile biologice
2.2.1 Toxicitate
Toxic mildly
Toxic
2.2.2 Prezent în corpul uman
Nu
Nu
2.2.3 in Blood
Sodiu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu Metal
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1.2.1 in Bone
Calciu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu Metal
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2 Fizic
2.1 Punct de topire
Tungsten Metal
1.522,00 ° C
Rank: 28 (Overall)
2.150,00 ° C
Rank: 10 (Overall)
franciu Metal
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3.5 Punct de fierbere
Tungsten Metal
2.510,00 ° C
Rank: 44 (Overall)
5.400,00 ° C
Rank: 5 (Overall)
Fleroviu Metal
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3.6 Aspect
3.6.1 Stare fizică
Solid
Solid
3.6.2 Culoare
silvery alb
Gri
3.6.3 Luciu
Lucios
Metalic
3.7 Duritate
3.7.1 Mohs Duritate
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
5,50
Rank: 7 (Overall)
cesiu Metal
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3.7.4 Duritatea Brinell
Osmiu Metal
814,00 MPa
Rank: 11 (Overall)
1.450,00 MPa
Rank: 6 (Overall)
cesiu Metal
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3.7.6 Duritatea Vickers
Tungsten Metal
589,00 MPa
Rank: 19 (Overall)
1.520,00 MPa
Rank: 5 (Overall)
Paladiu Metal
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4.3 Viteza sunetului
tehnețiu Metal
2.830,00 Domnișoară
Rank: 28 (Overall)
3.010,00 Domnișoară
Rank: 27 (Overall)
taliu Metal
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4.4 Proprietăți optice
4.4.1 Indicele de refractie
Paladiu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur Metal
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5.2.1 reflexiei
Argint Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5 forme alotropice
Nu
Nu
5.5.2 alfa forme alotropice
Nu e disponibil
Nu e disponibil
5.5.3 p forme alotropice
Nu e disponibil
Nu e disponibil
5.5.4 y forme alotropice
Nu e disponibil
Nu e disponibil
6 Chimic
6.1 Formula chimica
Er
Hf
6.2 izotopii
6.2.1 Izotopi cunoscute
Paladiu Metal
31
Rank: 8 (Overall)
32
Rank: 7 (Overall)
Tennessine Metal
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6.3 Electronegativitate
6.3.1 Pauling Electronegativitate
Aur Metal
1,24
Rank: 36 (Overall)
1,30
Rank: 32 (Overall)
franciu Metal
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6.5.2 Sanderson Electronegativitate
Cobalt Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu Metal
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6.5.4 Allred Rochow Electronegativitate
Galiu Metal
1,11
Rank: 29 (Overall)
1,23
Rank: 25 (Overall)
cesiu Metal
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7.2.2 Mulliken-Jaffe Electronegativitate
Poloniu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu Metal
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7.3.2 Allen Electronegativitate
berkelium Metal
Nu e disponibil
Rank: N/A (Overall)
1,16
Rank: 37 (Overall)
cesiu Metal
7.4 Electropositivity
7.4.1 Pauling Electropositivity
franciu Metal
2,76
Rank: 18 (Overall)
2,70
Rank: 22 (Overall)
Aur Metal
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7.5 Energiile ionizarea
7.5.1 Primul nivel de energie
Crom Metal
589,30 kJ / mol
Rank: 59 (Overall)
658,50 kJ / mol
Rank: 40 (Overall)
cesiu Metal
7.6.2 Nivelul 2 Energie
Crom Metal
1.150,00 kJ / mol
Rank: 68 (Overall)
1.440,00 kJ / mol
Rank: 44 (Overall)
Ruteniu Metal
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7.7.2 3rd Level Energy
Crom Metal
2.194,00 kJ / mol
Rank: 65 (Overall)
2.250,00 kJ / mol
Rank: 60 (Overall)
Osmiu Metal
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7.7.4 4a Nivel de energie
Crom Metal
4.120,00 kJ / mol
Rank: 33 (Overall)
3.216,00 kJ / mol
Rank: 63 (Overall)
toriu Metal
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7.7.7 A 5 Nivel de energie
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Dubnium Metal
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7.7.9 A 6 Nivel de energie
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
seaborgiu Metal
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7.7.12 Nivelul de energie al 7-lea
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
bohrium Metal
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7.7.14 A 8-Level Energy
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
hassiu Metal
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7.7.16 Al 9-lea nivel de energie
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu Metal
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7.7.19 A 10 Nivel de energie
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Stronţiu Metal
7.7.22 11 Nivelul de energie
Magneziu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu Metal
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7.7.24 12 Nivelul de energie
Magneziu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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7.7.26 13 Nivel de energie
Titan Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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7.7.29 14 Nivel de energie
vanadiu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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7.7.31 15 Nivel de energie
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mangan Metal
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7.7.34 16 Nivelul de energie
Mangan Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Fier Metal
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7.7.37 17 Nivelul de energie
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cobalt Metal
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7.7.39 18 Nivelul de energie
Cobalt Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Nichel Metal
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7.7.41 19 Nivel de energie
Nichel Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cupru Metal
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7.7.44 20 Nivelul de energie
Zinc Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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7.7.48 21 Nivelul de energie
Zinc Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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7.8.1 22 Nivelul de energie
Cupru Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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7.9.1 23 Nivelul de energie
Cupru Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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8.1.1 24 Nivelul de energie
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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8.4.3 25 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
8.4.5 26 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
8.5.2 27 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
8.5.4 28 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
8.5.6 29 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
8.6.1 30 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
8.8 echivalent electrochimică
franciu Metal
2,08 g / amp-hr
Rank: 28 (Overall)
1,66 g / amp-hr
Rank: 44 (Overall)
beriliului Metal
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8.14 Funcția de electroni de lucru
Platină Metal
Nu e disponibil
Rank: N/A (Overall)
3,90 eV
Rank: 27 (Overall)
cesiu Metal
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9.2 Celelalte proprietăți chimice
ionizarea, Izotopii radioactivi, Solubilitate
anti coroziune, ionizarea, Izotopii radioactivi, Solubilitate
10 Atomic
10.1 Numar atomic
Tennessine Metal
68
Rank: 48 (Overall)
72
Rank: 44 (Overall)
litiu Metal
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10.4 Configuratie electronica
[Xe] 4f12 6s2
[Xe] 4f14 5d2 6s2
10.5 Structura de cristal
Hexagonala Închide Ambalat (HCP)
Hexagonala Închide Ambalat (HCP)
10.5.1 rețelei de cristal
10.6 Atom
10.6.1 Numărul de Protonii
Tennessine Metal
68
Rank: 47 (Overall)
72
Rank: 43 (Overall)
litiu Metal
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10.7.3 Numărul de Neutronii
Fleroviu Metal
99
Rank: 33 (Overall)
106
Rank: 29 (Overall)
litiu Metal
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10.8.2 Numărul de Electronii
Tennessine Metal
68
Rank: 47 (Overall)
72
Rank: 43 (Overall)
litiu Metal
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10.9 Raza unui Atom
10.9.1 Raza atomică
cesiu Metal
176,00 p.m
Rank: 18 (Overall)
159,00 p.m
Rank: 28 (Overall)
beriliului Metal
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10.10.1 Raza covalentă
franciu Metal
189,00 p.m
Rank: 19 (Overall)
175,00 p.m
Rank: 23 (Overall)
beriliului Metal
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11.1.4 Van der Waals Raza
franciu Metal
Nu e disponibil
Rank: N/A (Overall)
200,00 p.m
Rank: 28 (Overall)
Zinc Metal
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11.2 Greutate atomica
Tennessine Metal
167,26 amu
Rank: 43 (Overall)
178,49 amu
Rank: 39 (Overall)
litiu Metal
11.4 volum atomic
cesiu Metal
18,40 cm3 / mol
Rank: 25 (Overall)
13,60 cm3 / mol
Rank: 38 (Overall)
Mangan Metal
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11.5 Numere atomice adiacente
11.5.1 Elementul precedent
11.5.2 Elementul următor
11.6 Valence Electron Potential
Platină Metal
49,00 (-EV)
Rank: 29 (Overall)
81,00 (-EV)
Rank: 16 (Overall)
franciu Metal
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12.2 Constant zabrele
Mangan Metal
355,88 p.m
Rank: 39 (Overall)
319,64 p.m
Rank: 55 (Overall)
beriliului Metal
12.5 zabrele Unghiuri
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
12.6 C latice / A Ratio
cadmiu Metal
1,57
Rank: 17 (Overall)
1,58
Rank: 12 (Overall)
beriliului Metal
13 Mecanic
13.1 Densitate
13.1.1 Densitatea la temperatura camerei
hassiu Metal
9,07 g / cm3
Rank: 42 (Overall)
13,31 g / cm3
Rank: 26 (Overall)
litiu Metal
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13.3.2 Densitate Când lichid (la mp)
Osmiu Metal
8,86 g / cm3
Rank: 23 (Overall)
12,00 g / cm3
Rank: 12 (Overall)
litiu Metal
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13.4 Rezistență la tracțiune
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
445,00 MPa
Rank: 8 (Overall)
indiu Metal
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13.5 Viscozitate
Mercur Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur Metal
13.7 Presiunea de vapori
13.7.1 Presiunea de vapori la 1000 K
Stronţiu Metal
0,00 (Pa)
Rank: 20 (Overall)
Nu e disponibil
Rank: N/A (Overall)
ceriu Metal
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13.7.2 Presiunea de vapori la 2000 K
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
0,00 (Pa)
Rank: 24 (Overall)
Tungsten Metal
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13.8 Proprietățile elasticitate
13.8.1 shear Modulus
Osmiu Metal
28,30 GPa
Rank: 25 (Overall)
30,00 GPa
Rank: 23 (Overall)
Potasiu Metal
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13.8.2 Modulus în vrac
Osmiu Metal
44,40 GPa
Rank: 27 (Overall)
110,00 GPa
Rank: 15 (Overall)
cesiu Metal
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13.8.3 Modulul lui Young
Iridiu Metal
69,90 GPa
Rank: 29 (Overall)
78,00 GPa
Rank: 25 (Overall)
cesiu Metal
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13.9 poisson Raportul
Galiu Metal
0,24
Rank: 28 (Overall)
0,37
Rank: 7 (Overall)
beriliului Metal
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13.10 Alte proprietăți mecanice
Maleabil
Ductil, Maleabil
14 Magnetic
14.1 Caracteristici magnetice
14.1.1 Gravitație specifică
Cobalt Metal
9,07
Rank: 32 (Overall)
13,31
Rank: 18 (Overall)
litiu Metal
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14.1.2 Comenzi magnetice
paramagnetic
paramagnetic
14.1.3 Permeabilitate
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut Metal
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14.1.4 Susceptibil
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut Metal
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14.2 Proprietăți electrice
14.2.1 Domeniul imobilier electrice
Conductor
Conductor
14.2.2 Rezistivitatea
Mercur Metal
0,86 nΩ · m
Rank: 63 (Overall)
331,00 nΩ · m
Rank: 14 (Overall)
taliu Metal
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14.2.3 Conductivitate electrică
Argint Metal
0,01 10 6 / cm Ω
Rank: 53 (Overall)
0,03 10 6 / cm Ω
Rank: 39 (Overall)
Plutoniu Metal
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14.2.4 electron afinitate
Aur Metal
50,00 kJ / mol
Rank: 21 (Overall)
0,00 kJ / mol
Rank: 40 (Overall)
Mercur Metal
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15 Termic
15.1 Căldura specifică
litiu Metal
0,17 J / (kg K)
Rank: 34 (Overall)
0,14 J / (kg K)
Rank: 37 (Overall)
americiu Metal
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15.2 Molara Capacitatea de căldură
americiu Metal
28,12 J / mol · K
Rank: 11 (Overall)
25,73 J / mol · K
Rank: 36 (Overall)
beriliului Metal
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15.3 Conductivitate termică
Argint Metal
14,50 W / m · K
Rank: 55 (Overall)
23,00 W / m · K
Rank: 41 (Overall)
neptuniu Metal
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15.4 Temperatura critică
litiu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
yterbiu Metal
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15.5 Expansiunea termică
cesiu Metal
12,20 pm / (m · K)
Rank: 31 (Overall)
5,90 pm / (m · K)
Rank: 54 (Overall)
Tungsten Metal
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15.6 entalpia
15.6.1 Entalpia de Vaporizarea
Tungsten Metal
261,00 kJ / mol
Rank: 35 (Overall)
661,10 kJ / mol
Rank: 5 (Overall)
Zinc Metal
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15.6.2 Entalpie Fusion
Tungsten Metal
17,20 kJ / mol
Rank: 15 (Overall)
25,10 kJ / mol
Rank: 8 (Overall)
cesiu Metal
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15.6.3 Entalpie de atomizare
Tungsten Metal
314,00 kJ / mol
Rank: 33 (Overall)
703,00 kJ / mol
Rank: 5 (Overall)
Mercur Metal
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15.7 Standard Molar Entropy
protactiniu Met..
73,10 J / mol.K
Rank: 11 (Overall)
43,60 J / mol.K
Rank: 34 (Overall)
beriliului Metal
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