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Crom
Crom

Conduce
Conduce



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Crom
X
Conduce

Crom vs Conduce

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1 Tabelul periodic
1.1 Simbol
Cr
Pb
1.2 Număr grup
Tennessine Metal
6
Rank: 12 (Overall)
14
Rank: 4 (Overall)
gadoliniu Metal
ADD ⊕
1.3 perioada Număr
Uraniu Metal
4
Rank: 4 (Overall)
6
Rank: 2 (Overall)
litiu Metal
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1.4 bloc
d block
p block
1.5 Element de familie
metal de tranziție
După tranziție
1.6 Numărul CAS
roentgeniu Metal
7440473
Rank: 39 (Overall)
7439921
Rank: 86 (Overall)
Aluminiu Metal
1.7 Nume grup spațiu
3m Im_
Fm_ 3m
1.8 Număr spațiu grup
Sodiu Metal
229,00
Rank: 1 (Overall)
225,00
Rank: 2 (Overall)
Plutoniu Metal
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2 Fapte
2.1 Fapte interesante
Character length exceed error
  • Galena minerală conține aproape 87% din plumb metal în ea, galena este mineral sulfurat.
  • Cea mai bună sursă disponibilă de plumb metal astăzi este de reciclare a bateriilor auto.
2.2 surse
S-au găsit în minerale, Minerit, Minereu metale, Minereurile de minerale
Scoarta terestra, S-au găsit în minerale, Minerit, Minereu metale, Minereurile de minerale
2.3 Istorie
2.3.1 care a descoperit
Louis Nicolas Vauquelin
Unknown
2.3.2 Descoperire
În perioada 1797 - 1798
În Orientul esticilor (7000 î.Hr.)
2.4 Abundenţă
2.4.1 Abundenței În Universul
Fier Metal
1.5 * 10-3 %
Rank: 7 (Overall)
1 * 10-6 %
Rank: 16 (Overall)
taliu Metal
2.4.2 Abundenței În Soare
Fier Metal
~0.002 %
Rank: 7 (Overall)
~0.000001 %
Rank: 18 (Overall)
beriliului Metal
ADD ⊕
2.4.3 Abundenței În Meteoriți
Fier Metal
0,30 %
Rank: 7 (Overall)
0,00 %
Rank: 23 (Overall)
Aur Metal
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2.4.4 Abundenței în scoarța Pământului
Aluminiu Metal
0,01 %
Rank: 13 (Overall)
0,00 %
Rank: 26 (Overall)
Radiu Metal
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2.4.5 Abundenței în oceanele
Sodiu Metal
0,00 %
Rank: 16 (Overall)
0,00 %
Rank: 22 (Overall)
protactiniu Metal
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2.4.6 Abundenței la om
Calciu Metal
0,00 %
Rank: 16 (Overall)
0,00 %
Rank: 8 (Overall)
Radiu Metal
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3 utilizări
3.1 Utilizări și beneficii
Character length exceed error
  • Este, de asemenea, utilizat în insecticide, vopsele de păr și ca aditiv anti bate pentru benzină. Dar toate acestea sunt interzise de către guvern ca metal de plumb este cunoscut pentru dăunătoare sănătății.
3.1.1 Utilizări industriale
industria de automobile, Industria chimica
Industria chimica, industria electrotehnică, industria electronică
3.1.2 Utilizări medicale
N / A
Instrumente chirurgicale Manufacturing
3.1.3 alte utilizări
Aliaje
Aliaje
3.2 Proprietățile biologice
3.2.1 Toxicitate
Toxic puternic
Toxic
3.2.2 Prezent în corpul uman
da
da
3.2.3 in Blood
Sodiu Metal
0,11 Sânge / mg dm-3
Rank: 12 (Overall)
0,21 Sânge / mg dm-3
Rank: 11 (Overall)
Plutoniu Metal
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3.2.4 in Bone
Calciu Metal
0,33 ppm
Rank: 21 (Overall)
30,00 ppm
Rank: 10 (Overall)
Plutoniu Metal
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4 Fizic
4.1 Punct de topire
Tungsten Metal
1.857,00 ° C
Rank: 14 (Overall)
327,50 ° C
Rank: 67 (Overall)
franciu Metal
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4.2 Punct de fierbere
Tungsten Metal
2.672,00 ° C
Rank: 39 (Overall)
1.740,00 ° C
Rank: 53 (Overall)
Fleroviu Metal
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4.3 Aspect
4.3.1 Stare fizică
Solid
Solid
4.3.2 Culoare
Argint
Gri
4.3.3 Luciu
Metalic
Metalic
4.4 Duritate
4.4.1 Mohs Duritate
Crom Metal
8,50
Rank: 1 (Overall)
1,50
Rank: 18 (Overall)
cesiu Metal
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4.4.2 Duritatea Brinell
Osmiu Metal
687,00 MPa
Rank: 16 (Overall)
38,00 MPa
Rank: 49 (Overall)
cesiu Metal
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4.4.3 Duritatea Vickers
Tungsten Metal
1.060,00 MPa
Rank: 10 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Paladiu Metal
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4.5 Viteza sunetului
tehnețiu Metal
5.940,00 Domnișoară
Rank: 5 (Overall)
1.190,00 Domnișoară
Rank: 52 (Overall)
taliu Metal
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4.6 Proprietăți optice
4.6.1 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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4.6.2 reflexiei
Argint Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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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
Cr
Pb
5.2 izotopii
5.2.1 Izotopi cunoscute
Paladiu Metal
21
Rank: 18 (Overall)
35
Rank: 4 (Overall)
Tennessine Metal
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5.3 Electronegativitate
5.3.1 Pauling Electronegativitate
Aur Metal
1,66
Rank: 18 (Overall)
1,87
Rank: 13 (Overall)
franciu Metal
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5.3.2 Sanderson Electronegativitate
Cobalt Metal
1,66
Rank: 14 (Overall)
2,29
Rank: 4 (Overall)
cesiu Metal
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5.3.3 Allred Rochow Electronegativitate
Galiu Metal
1,56
Rank: 10 (Overall)
1,55
Rank: 11 (Overall)
cesiu Metal
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5.3.4 Mulliken-Jaffe Electronegativitate
Poloniu Metal
Nu e disponibil
Rank: N/A (Overall)
2,41
Rank: 2 (Overall)
cesiu Metal
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5.3.5 Allen Electronegativitate
berkelium Metal
1,65
Rank: 19 (Overall)
1,85
Rank: 8 (Overall)
cesiu Metal
5.4 Electropositivity
5.4.1 Pauling Electropositivity
franciu Metal
2,34
Rank: 36 (Overall)
1,67
Rank: 51 (Overall)
Aur Metal
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5.5 Energiile ionizarea
5.5.1 Primul nivel de energie
Crom Metal
26.130,00 kJ / mol
Rank: 1 (Overall)
715,60 kJ / mol
Rank: 31 (Overall)
cesiu Metal
5.5.2 Nivelul 2 Energie
Crom Metal
28.750,00 kJ / mol
Rank: 1 (Overall)
1.450,50 kJ / mol
Rank: 43 (Overall)
Ruteniu Metal
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5.5.3 3rd Level Energy
Crom Metal
34.230,00 kJ / mol
Rank: 1 (Overall)
3.081,50 kJ / mol
Rank: 23 (Overall)
Osmiu Metal
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5.5.4 4a Nivel de energie
Crom Metal
37.066,00 kJ / mol
Rank: 1 (Overall)
4.083,00 kJ / mol
Rank: 35 (Overall)
toriu Metal
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5.5.5 A 5 Nivel de energie
Crom Metal
97.510,00 kJ / mol
Rank: 1 (Overall)
6.640,00 kJ / mol
Rank: 20 (Overall)
Dubnium Metal
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5.5.6 A 6 Nivel de energie
Crom Metal
105.800,00 kJ / mol
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
seaborgiu Metal
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5.5.7 Nivelul de energie al 7-lea
Crom Metal
114.300,00 kJ / mol
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
bohrium Metal
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5.5.8 A 8-Level Energy
Crom Metal
125.300,00 kJ / mol
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
hassiu Metal
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5.5.9 Al 9-lea nivel de energie
Crom Metal
134.700,00 kJ / mol
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu Metal
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5.5.10 A 10 Nivel de energie
Crom Metal
144.300,00 kJ / mol
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Stronţiu Metal
5.5.11 11 Nivelul de energie
Magneziu Metal
26.130,00 kJ / mol
Rank: 12 (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu Metal
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5.5.12 12 Nivelul de energie
Magneziu Metal
28.750,00 kJ / mol
Rank: 13 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5.13 13 Nivel de energie
Titan Metal
34.230,00 kJ / mol
Rank: 10 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5.14 14 Nivel de energie
vanadiu Metal
37.066,00 kJ / mol
Rank: 12 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5.15 15 Nivel de energie
Crom Metal
97.510,00 kJ / mol
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mangan Metal
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5.5.16 16 Nivelul de energie
Mangan Metal
105.800,00 kJ / mol
Rank: 2 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Fier Metal
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5.5.17 17 Nivelul de energie
Fier Metal
114.300,00 kJ / mol
Rank: 3 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cobalt Metal
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5.5.18 18 Nivelul de energie
Cobalt Metal
125.300,00 kJ / mol
Rank: 4 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Nichel Metal
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5.5.19 19 Nivel de energie
Nichel Metal
134.700,00 kJ / mol
Rank: 5 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cupru Metal
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5.5.20 20 Nivelul de energie
Zinc Metal
144.300,00 kJ / mol
Rank: 7 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5.21 21 Nivelul de energie
Zinc Metal
157.700,00 kJ / mol
Rank: 7 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5.22 22 Nivelul de energie
Cupru Metal
166.090,00 kJ / mol
Rank: 6 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5.23 23 Nivelul de energie
Cupru Metal
Nu e disponibil
Rank: 100 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5.24 24 Nivelul de energie
Fier Metal
Nu e disponibil
Rank: 100 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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5.5.25 25 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
5.5.26 26 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
5.5.27 27 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
5.5.28 28 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
5.5.29 29 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
5.5.30 30 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
5.6 echivalent electrochimică
franciu Metal
0,32 g / amp-hr
Rank: 73 (Overall)
3,87 g / amp-hr
Rank: 9 (Overall)
beriliului Metal
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5.7 Funcția de electroni de lucru
Platină Metal
4,50 eV
Rank: 14 (Overall)
4,25 eV
Rank: 21 (Overall)
cesiu Metal
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5.8 Celelalte proprietăți chimice
anti coroziune, Stabilitate chimică, ionizarea, Izotopii radioactivi, Solubilitate
anti coroziune, ionizarea, Izotopii radioactivi
6 Atomic
6.1 Numar atomic
Tennessine Metal
24
Rank: 82 (Overall)
82
Rank: 34 (Overall)
litiu Metal
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6.2 Configuratie electronica
[Ar] 3d5 4s1
[Xe] 4f14 5d10 6s2 6p2
6.3 Structura de cristal
Corp Centrat cilindrică (CCA)
Centrat cilindrică se confruntă cu (FCC)
6.3.1 rețelei de cristal
6.4 Atom
6.4.1 Numărul de Protonii
Tennessine Metal
24
Rank: 81 (Overall)
82
Rank: 34 (Overall)
litiu Metal
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6.4.2 Numărul de Neutronii
Fleroviu Metal
28
Rank: 61 (Overall)
125
Rank: 19 (Overall)
litiu Metal
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6.4.3 Numărul de Electronii
Tennessine Metal
24
Rank: 81 (Overall)
82
Rank: 34 (Overall)
litiu Metal
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6.5 Raza unui Atom
6.5.1 Raza atomică
cesiu Metal
128,00 p.m
Rank: 46 (Overall)
175,00 p.m
Rank: 19 (Overall)
beriliului Metal
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6.5.2 Raza covalentă
franciu Metal
139,00 p.m
Rank: 45 (Overall)
146,00 p.m
Rank: 38 (Overall)
beriliului Metal
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6.5.3 Van der Waals Raza
franciu Metal
200,00 p.m
Rank: 28 (Overall)
202,00 p.m
Rank: 27 (Overall)
Zinc Metal
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6.6 Greutate atomica
Tennessine Metal
52,00 amu
Rank: 76 (Overall)
207,20 amu
Rank: 30 (Overall)
litiu Metal
6.7 volum atomic
cesiu Metal
7,23 cm3 / mol
Rank: 60 (Overall)
18,17 cm3 / mol
Rank: 27 (Overall)
Mangan Metal
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6.8 Numere atomice adiacente
6.8.1 Elementul precedent
6.8.2 Elementul următor
6.9 Valence Electron Potential
Platină Metal
170,00 (-EV)
Rank: 4 (Overall)
24,20 (-EV)
Rank: 57 (Overall)
franciu Metal
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6.10 Constant zabrele
Mangan Metal
291,00 p.m
Rank: 62 (Overall)
495,08 p.m
Rank: 16 (Overall)
beriliului Metal
6.11 zabrele Unghiuri
π/2, π/2, π/2
π/2, π/2, π/2
6.12 C latice / A Ratio
cadmiu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
beriliului Metal
7 Mecanic
7.1 Densitate
7.1.1 Densitatea la temperatura camerei
hassiu Metal
7,19 g / cm3
Rank: 58 (Overall)
11,34 g / cm3
Rank: 33 (Overall)
litiu Metal
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7.1.2 Densitate Când lichid (la mp)
Osmiu Metal
6,30 g / cm3
Rank: 40 (Overall)
10,66 g / cm3
Rank: 15 (Overall)
litiu Metal
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7.2 Rezistență la tracțiune
Fier Metal
689,00 MPa
Rank: 7 (Overall)
12,00 MPa
Rank: 20 (Overall)
indiu Metal
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7.3 Viscozitate
Mercur Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur Metal
7.4 Presiunea de vapori
7.4.1 Presiunea de vapori la 1000 K
Stronţiu Metal
0,00 (Pa)
Rank: 24 (Overall)
1,64 (Pa)
Rank: 7 (Overall)
ceriu Metal
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7.4.2 Presiunea de vapori la 2000 K
Crom Metal
774,00 (Pa)
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Tungsten Metal
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7.5 Proprietățile elasticitate
7.5.1 shear Modulus
Osmiu Metal
115,00 GPa
Rank: 9 (Overall)
5,60 GPa
Rank: 47 (Overall)
Potasiu Metal
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7.5.2 Modulus în vrac
Osmiu Metal
160,00 GPa
Rank: 11 (Overall)
46,00 GPa
Rank: 24 (Overall)
cesiu Metal
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7.5.3 Modulul lui Young
Iridiu Metal
279,00 GPa
Rank: 8 (Overall)
16,00 GPa
Rank: 48 (Overall)
cesiu Metal
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7.6 poisson Raportul
Galiu Metal
0,21
Rank: 32 (Overall)
0,44
Rank: 3 (Overall)
beriliului Metal
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7.7 Alte proprietăți mecanice
N / A
Ductil, Maleabil
8 Magnetic
8.1 Caracteristici magnetice
8.1.1 Gravitație specifică
Cobalt Metal
7,19
Rank: 46 (Overall)
11,35
Rank: 25 (Overall)
litiu Metal
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8.1.2 Comenzi magnetice
antiferomagnetică
Diamagnetic
8.1.3 Permeabilitate
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut Metal
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8.1.4 Susceptibil
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut Metal
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8.2 Proprietăți electrice
8.2.1 Domeniul imobilier electrice
N / A
conductor slab
8.2.2 Rezistivitatea
Mercur Metal
125,00 nΩ · m
Rank: 27 (Overall)
208,00 nΩ · m
Rank: 16 (Overall)
taliu Metal
ADD ⊕
8.2.3 Conductivitate electrică
Argint Metal
0,08 10 6 / cm Ω
Rank: 25 (Overall)
0,05 10 6 / cm Ω
Rank: 36 (Overall)
Plutoniu Metal
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8.2.4 electron afinitate
Aur Metal
64,30 kJ / mol
Rank: 15 (Overall)
35,10 kJ / mol
Rank: 28 (Overall)
Mercur Metal
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9 Termic
9.1 Căldura specifică
litiu Metal
0,45 J / (kg K)
Rank: 12 (Overall)
0,13 J / (kg K)
Rank: 39 (Overall)
americiu Metal
ADD ⊕
9.2 Molara Capacitatea de căldură
americiu Metal
23,35 J / mol · K
Rank: 55 (Overall)
26,65 J / mol · K
Rank: 26 (Overall)
beriliului Metal
ADD ⊕
9.3 Conductivitate termică
Argint Metal
93,90 W / m · K
Rank: 17 (Overall)
35,30 W / m · K
Rank: 38 (Overall)
neptuniu Metal
ADD ⊕
9.4 Temperatura critică
litiu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
yterbiu Metal
ADD ⊕
9.5 Expansiunea termică
cesiu Metal
4,90 pm / (m · K)
Rank: 57 (Overall)
28,90 pm / (m · K)
Rank: 13 (Overall)
Tungsten Metal
ADD ⊕
9.6 entalpia
9.6.1 Entalpia de Vaporizarea
Tungsten Metal
348,80 kJ / mol
Rank: 24 (Overall)
179,40 kJ / mol
Rank: 43 (Overall)
Zinc Metal
ADD ⊕
9.6.2 Entalpie Fusion
Tungsten Metal
15,31 kJ / mol
Rank: 20 (Overall)
4,77 kJ / mol
Rank: 53 (Overall)
cesiu Metal
ADD ⊕
9.6.3 Entalpie de atomizare
Tungsten Metal
397,50 kJ / mol
Rank: 21 (Overall)
194,60 kJ / mol
Rank: 45 (Overall)
Mercur Metal
ADD ⊕
9.7 Standard Molar Entropy
protactiniu Met..
23,80 J / mol.K
Rank: 57 (Overall)
64,80 J / mol.K
Rank: 17 (Overall)
beriliului Metal
ADD ⊕
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