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Calciu
Calciu

praseodim
praseodim



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Calciu
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praseodim

Calciu vs praseodim

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1 Tabelul periodic
1.1 Simbol
Ca
Pr
1.2 Număr grup
Tennessine Metal
2
Rank: 16 (Overall)
Nu e disponibil
Rank: N/A (Overall)
gadoliniu Metal
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1.3 perioada Număr
Uraniu Metal
4
Rank: 4 (Overall)
6
Rank: 2 (Overall)
litiu Metal
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1.4 bloc
s block
f block
1.5 Element de familie
Pământ alcalină
lantanidelor
1.6 Numărul CAS
roentgeniu Metal
7440702
Rank: 21 (Overall)
7440100
Rank: 69 (Overall)
Aluminiu Metal
1.7 Nume grup spațiu
Fm_ 3m
P63 / mmc
1.8 Număr spațiu grup
Sodiu Metal
225,00
Rank: 2 (Overall)
194,00
Rank: 5 (Overall)
Plutoniu Metal
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2 Fapte
2.1 Fapte interesante
  • Calciu se afla pe locul 5 in rang lista Procentul abundenței pământului.
  • Ea se găsește în starea de compus.
  • Gipsului sau sulfat de calciu este utilizat ca tencuială și ipsos.
  • Praseodim de metal este produs sintetic din metal.
  • Praseodim este utilizat drept combustibil posibil pentru generatoarele radioactive.
2.2 surse
Scoarta terestra, 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
Humphry Davy
Not Available
2.3.2 Descoperire
în 1808
în 1885
2.4 Abundenţă
2.4.1 Abundenței În Universul
Fier Metal
7 * 10-3 %
Rank: 3 (Overall)
2 * 10-7 %
Rank: 22 (Overall)
taliu Metal
2.4.4 Abundenței În Soare
Fier Metal
~0.007 %
Rank: 4 (Overall)
~0.0000001 %
Rank: 26 (Overall)
beriliului Metal
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2.4.7 Abundenței În Meteoriți
Fier Metal
1,10 %
Rank: 4 (Overall)
0,00 %
Rank: 40 (Overall)
Aur Metal
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2.4.10 Abundenței în scoarța Pământului
Aluminiu Metal
5,00 %
Rank: 3 (Overall)
0,00 %
Rank: 27 (Overall)
Radiu Metal
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2.5.1 Abundenței în oceanele
Sodiu Metal
0,00 %
Rank: 5 (Overall)
0,00 %
Rank: 39 (Overall)
protactiniu Metal
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2.6.1 Abundenței la om
Calciu Metal
1,40 %
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Radiu Metal
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4 utilizări
4.1 Utilizări și beneficii
Character length exceed error
Character length exceed error
4.1.1 Utilizări industriale
Industria chimica
Industria chimica
4.1.2 Utilizări medicale
Stomatologie, Industria farmaceutica
N / A
4.1.3 alte utilizări
Aliaje
Aliaje
4.2 Proprietățile biologice
4.2.1 Toxicitate
non Toxic
moderat Toxic
4.4.1 Prezent în corpul uman
da
Nu
4.5.2 in Blood
Sodiu Metal
60,50 Sânge / mg dm-3
Rank: 4 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu Metal
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4.5.4 in Bone
Calciu Metal
170.000,00 ppm
Rank: 1 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu Metal
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5 Fizic
5.1 Punct de topire
Tungsten Metal
839,00 ° C
Rank: 52 (Overall)
935,00 ° C
Rank: 48 (Overall)
franciu Metal
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5.3 Punct de fierbere
Tungsten Metal
1.484,00 ° C
Rank: 58 (Overall)
3.130,00 ° C
Rank: 27 (Overall)
Fleroviu Metal
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5.4 Aspect
5.4.1 Stare fizică
Solid
Solid
5.4.2 Culoare
Gri
grayish alb
5.4.3 Luciu
N / A
Metalic
5.5 Duritate
5.5.1 Mohs Duritate
Crom Metal
1,75
Rank: 17 (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu Metal
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5.5.3 Duritatea Brinell
Osmiu Metal
170,00 MPa
Rank: 44 (Overall)
481,00 MPa
Rank: 24 (Overall)
cesiu Metal
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5.7.1 Duritatea Vickers
Tungsten Metal
Nu e disponibil
Rank: N/A (Overall)
400,00 MPa
Rank: 25 (Overall)
Paladiu Metal
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5.10 Viteza sunetului
tehnețiu Metal
3.810,00 Domnișoară
Rank: 19 (Overall)
2.280,00 Domnișoară
Rank: 40 (Overall)
taliu Metal
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5.12 Proprietăți optice
5.12.1 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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5.14.1 reflexiei
Argint Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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6.2 forme alotropice
Nu
Nu
6.2.1 alfa forme alotropice
Nu e disponibil
Nu e disponibil
6.2.2 p forme alotropice
Nu e disponibil
Nu e disponibil
6.2.3 y forme alotropice
Nu e disponibil
Nu e disponibil
7 Chimic
7.1 Formula chimica
Ca
Pr
7.2 izotopii
7.2.1 Izotopi cunoscute
Paladiu Metal
19
Rank: 20 (Overall)
31
Rank: 8 (Overall)
Tennessine Metal
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7.4 Electronegativitate
7.4.1 Pauling Electronegativitate
Aur Metal
1,00
Rank: 45 (Overall)
1,13
Rank: 42 (Overall)
franciu Metal
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7.5.1 Sanderson Electronegativitate
Cobalt Metal
0,95
Rank: 24 (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu Metal
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7.6.3 Allred Rochow Electronegativitate
Galiu Metal
1,04
Rank: 34 (Overall)
1,07
Rank: 32 (Overall)
cesiu Metal
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7.7.2 Mulliken-Jaffe Electronegativitate
Poloniu Metal
1,08
Rank: 17 (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu Metal
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7.7.4 Allen Electronegativitate
berkelium Metal
1,03
Rank: 39 (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu Metal
7.8 Electropositivity
7.8.1 Pauling Electropositivity
franciu Metal
3,00
Rank: 9 (Overall)
2,87
Rank: 12 (Overall)
Aur Metal
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7.10 Energiile ionizarea
7.10.1 Primul nivel de energie
Crom Metal
589,80 kJ / mol
Rank: 57 (Overall)
527,00 kJ / mol
Rank: 78 (Overall)
cesiu Metal
8.1.2 Nivelul 2 Energie
Crom Metal
1.145,40 kJ / mol
Rank: 69 (Overall)
1.020,00 kJ / mol
Rank: 80 (Overall)
Ruteniu Metal
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8.1.5 3rd Level Energy
Crom Metal
4.912,40 kJ / mol
Rank: 7 (Overall)
2.086,00 kJ / mol
Rank: 70 (Overall)
Osmiu Metal
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8.1.7 4a Nivel de energie
Crom Metal
6.491,00 kJ / mol
Rank: 7 (Overall)
3.761,00 kJ / mol
Rank: 47 (Overall)
toriu Metal
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8.2.3 A 5 Nivel de energie
Crom Metal
8.153,00 kJ / mol
Rank: 7 (Overall)
5.551,00 kJ / mol
Rank: 29 (Overall)
Dubnium Metal
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8.2.5 A 6 Nivel de energie
Crom Metal
10.496,00 kJ / mol
Rank: 8 (Overall)
Nu e disponibil
Rank: N/A (Overall)
seaborgiu Metal
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9.1.1 Nivelul de energie al 7-lea
Crom Metal
12.270,00 kJ / mol
Rank: 12 (Overall)
Nu e disponibil
Rank: N/A (Overall)
bohrium Metal
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9.2.1 A 8-Level Energy
Crom Metal
14.206,00 kJ / mol
Rank: 15 (Overall)
Nu e disponibil
Rank: N/A (Overall)
hassiu Metal
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9.3.1 Al 9-lea nivel de energie
Crom Metal
18.191,00 kJ / mol
Rank: 12 (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu Metal
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9.4.1 A 10 Nivel de energie
Crom Metal
20.385,00 kJ / mol
Rank: 16 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Stronţiu Metal
9.5.1 11 Nivelul de energie
Magneziu Metal
57.110,00 kJ / mol
Rank: 3 (Overall)
Nu e disponibil
Rank: N/A (Overall)
itriu Metal
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9.6.2 12 Nivelul de energie
Magneziu Metal
63.410,00 kJ / mol
Rank: 3 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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9.6.4 13 Nivel de energie
Titan Metal
70.110,00 kJ / mol
Rank: 3 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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9.7.1 14 Nivel de energie
vanadiu Metal
78.890,00 kJ / mol
Rank: 4 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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9.7.2 15 Nivel de energie
Crom Metal
86.310,00 kJ / mol
Rank: 5 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mangan Metal
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9.7.3 16 Nivelul de energie
Mangan Metal
94.000,00 kJ / mol
Rank: 6 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Fier Metal
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9.7.4 17 Nivelul de energie
Fier Metal
104.900,00 kJ / mol
Rank: 7 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cobalt Metal
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9.7.5 18 Nivelul de energie
Cobalt Metal
111.711,00 kJ / mol
Rank: 8 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Nichel Metal
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9.7.6 19 Nivel de energie
Nichel Metal
Nu e disponibil
Rank: 100 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Cupru Metal
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9.7.7 20 Nivelul de energie
Zinc Metal
Nu e disponibil
Rank: 100 (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
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9.7.8 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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9.7.9 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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9.7.10 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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9.7.11 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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9.7.12 25 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
9.7.13 26 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
9.7.14 27 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
9.7.15 28 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
9.7.16 29 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
9.7.17 30 Nivelul de energie
molibdenul Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul Metal
9.8 echivalent electrochimică
franciu Metal
0,75 g / amp-hr
Rank: 64 (Overall)
1,75 g / amp-hr
Rank: 40 (Overall)
beriliului Metal
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9.9 Funcția de electroni de lucru
Platină Metal
2,87 eV
Rank: 38 (Overall)
2,70 eV
Rank: 41 (Overall)
cesiu Metal
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9.10 Celelalte proprietăți chimice
Stabilitate chimică, inflamabilitatea, ionizarea, Solubilitate
anti coroziune, ionizarea, Izotopii radioactivi
10 Atomic
10.1 Numar atomic
Tennessine Metal
20
Rank: 86 (Overall)
59
Rank: 57 (Overall)
litiu Metal
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10.2 Configuratie electronica
[Ar] 4s2
[Xe] 4f3 6s2
10.3 Structura de cristal
Centrat cilindrică se confruntă cu (FCC)
Hexagonala Închide Ambalat (HCP)
10.3.1 rețelei de cristal
10.4 Atom
10.4.1 Numărul de Protonii
Tennessine Metal
20
Rank: 85 (Overall)
59
Rank: 56 (Overall)
litiu Metal
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10.4.2 Numărul de Neutronii
Fleroviu Metal
20
Rank: 64 (Overall)
82
Rank: 41 (Overall)
litiu Metal
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10.4.3 Numărul de Electronii
Tennessine Metal
20
Rank: 85 (Overall)
59
Rank: 56 (Overall)
litiu Metal
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10.5 Raza unui Atom
10.5.1 Raza atomică
cesiu Metal
197,00 p.m
Rank: 6 (Overall)
182,00 p.m
Rank: 11 (Overall)
beriliului Metal
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10.5.2 Raza covalentă
franciu Metal
176,00 p.m
Rank: 22 (Overall)
203,00 p.m
Rank: 9 (Overall)
beriliului Metal
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10.5.3 Van der Waals Raza
franciu Metal
231,00 p.m
Rank: 19 (Overall)
239,00 p.m
Rank: 14 (Overall)
Zinc Metal
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10.6 Greutate atomica
Tennessine Metal
40,08 amu
Rank: 80 (Overall)
140,91 amu
Rank: 51 (Overall)
litiu Metal
10.7 volum atomic
cesiu Metal
29,90 cm3 / mol
Rank: 7 (Overall)
20,80 cm3 / mol
Rank: 15 (Overall)
Mangan Metal
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10.8 Numere atomice adiacente
10.8.1 Elementul precedent
10.8.2 Elementul următor
10.9 Valence Electron Potential
Platină Metal
29,00 (-EV)
Rank: 53 (Overall)
42,64 (-EV)
Rank: 42 (Overall)
franciu Metal
ADD ⊕
10.10 Constant zabrele
Mangan Metal
558,84 p.m
Rank: 9 (Overall)
367,25 p.m
Rank: 29 (Overall)
beriliului Metal
10.11 zabrele Unghiuri
π/2, π/2, π/2
π/2, π/2, 2 π/3
10.12 C latice / A Ratio
cadmiu Metal
Nu e disponibil
Rank: N/A (Overall)
1,61
Rank: 4 (Overall)
beriliului Metal
11 Mecanic
11.1 Densitate
11.1.1 Densitatea la temperatura camerei
hassiu Metal
1,55 g / cm3
Rank: 80 (Overall)
6,77 g / cm3
Rank: 63 (Overall)
litiu Metal
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11.1.2 Densitate Când lichid (la mp)
Osmiu Metal
1,38 g / cm3
Rank: 57 (Overall)
6,50 g / cm3
Rank: 39 (Overall)
litiu Metal
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11.2 Rezistență la tracțiune
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
indiu Metal
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11.3 Viscozitate
Mercur Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur Metal
11.4 Presiunea de vapori
11.4.1 Presiunea de vapori la 1000 K
Stronţiu Metal
25,50 (Pa)
Rank: 3 (Overall)
0,00 (Pa)
Rank: 25 (Overall)
ceriu Metal
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11.4.2 Presiunea de vapori la 2000 K
Crom Metal
Nu e disponibil
Rank: N/A (Overall)
13,20 (Pa)
Rank: 7 (Overall)
Tungsten Metal
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11.5 Proprietățile elasticitate
11.5.1 shear Modulus
Osmiu Metal
7,40 GPa
Rank: 45 (Overall)
14,80 GPa
Rank: 39 (Overall)
Potasiu Metal
ADD ⊕
11.5.2 Modulus în vrac
Osmiu Metal
17,00 GPa
Rank: 43 (Overall)
28,80 GPa
Rank: 40 (Overall)
cesiu Metal
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11.5.3 Modulul lui Young
Iridiu Metal
20,00 GPa
Rank: 46 (Overall)
37,30 GPa
Rank: 41 (Overall)
cesiu Metal
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11.6 poisson Raportul
Galiu Metal
0,31
Rank: 13 (Overall)
0,28
Rank: 16 (Overall)
beriliului Metal
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11.7 Alte proprietăți mecanice
N / A
Ductil, Maleabil
12 Magnetic
12.1 Caracteristici magnetice
12.1.1 Gravitație specifică
Cobalt Metal
4,58
Rank: 57 (Overall)
6,77
Rank: 50 (Overall)
litiu Metal
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12.1.2 Comenzi magnetice
Diamagnetic
paramagnetic
12.1.3 Permeabilitate
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut Metal
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12.1.4 Susceptibil
Fier Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut Metal
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12.2 Proprietăți electrice
12.2.1 Domeniul imobilier electrice
Conductor
Conductor
12.2.2 Rezistivitatea
Mercur Metal
33,60 nΩ · m
Rank: 48 (Overall)
0,70 nΩ · m
Rank: 65 (Overall)
taliu Metal
ADD ⊕
12.2.3 Conductivitate electrică
Argint Metal
0,30 10 6 / cm Ω
Rank: 6 (Overall)
0,01 10 6 / cm Ω
Rank: 50 (Overall)
Plutoniu Metal
ADD ⊕
12.2.4 electron afinitate
Aur Metal
2,37 kJ / mol
Rank: 39 (Overall)
50,00 kJ / mol
Rank: 21 (Overall)
Mercur Metal
ADD ⊕
13 Termic
13.1 Căldura specifică
litiu Metal
0,63 J / (kg K)
Rank: 7 (Overall)
0,19 J / (kg K)
Rank: 32 (Overall)
americiu Metal
ADD ⊕
13.2 Molara Capacitatea de căldură
americiu Metal
25,93 J / mol · K
Rank: 34 (Overall)
27,20 J / mol · K
Rank: 18 (Overall)
beriliului Metal
ADD ⊕
13.3 Conductivitate termică
Argint Metal
201,00 W / m · K
Rank: 5 (Overall)
12,50 W / m · K
Rank: 59 (Overall)
neptuniu Metal
ADD ⊕
13.4 Temperatura critică
litiu Metal
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
yterbiu Metal
ADD ⊕
13.5 Expansiunea termică
cesiu Metal
22,30 pm / (m · K)
Rank: 19 (Overall)
6,70 pm / (m · K)
Rank: 50 (Overall)
Tungsten Metal
ADD ⊕
13.6 entalpia
13.6.1 Entalpia de Vaporizarea
Tungsten Metal
150,00 kJ / mol
Rank: 47 (Overall)
296,80 kJ / mol
Rank: 29 (Overall)
Zinc Metal
ADD ⊕
13.6.2 Entalpie Fusion
Tungsten Metal
8,54 kJ / mol
Rank: 41 (Overall)
6,89 kJ / mol
Rank: 48 (Overall)
cesiu Metal
ADD ⊕
13.6.3 Entalpie de atomizare
Tungsten Metal
184,00 kJ / mol
Rank: 46 (Overall)
368,00 kJ / mol
Rank: 24 (Overall)
Mercur Metal
ADD ⊕
13.7 Standard Molar Entropy
protactiniu Met..
41,60 J / mol.K
Rank: 36 (Overall)
73,20 J / mol.K
Rank: 10 (Overall)
beriliului Metal
ADD ⊕