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Poloniu
Poloniu

cadmiu
cadmiu



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Comparați Poloniu și cadmiu

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1 Tabelul periodic
1.1 Simbol
Po
Cd
1.2 Număr grup
Tennessine elem..
16
Rank: 2 (Overall)
12
Rank: 6 (Overall)
gadoliniu element
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1.3 perioada Număr
Uraniu element
6
Rank: 2 (Overall)
5
Rank: 3 (Overall)
litiu element
ADD ⊕
1.4 bloc
p block
d block
1.5 Element de familie
După tranziție
metal de tranziție
1.6 Numărul CAS
roentgeniu elem..
7440086
Rank: 71 (Overall)
7440439
Rank: 42 (Overall)
Aluminiu element
1.7 Nume grup spațiu
Pm-3m
P63 / mmc
1.8 Număr spațiu grup
Sodiu element
221,00
Rank: 3 (Overall)
194,00
Rank: 5 (Overall)
Plutoniu element
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2 Fapte
2.1 Fapte interesante
  • Poloniu a fost primul element radioactiv care urmează să fie descoperite.
  • element de poloniu și compușii săi sunt foarte radioactive.
  • aliaj cu Beriliu ofera sursa de neutroni.
Character length exceed error
2.2 surse
Minerit, Minereu metale
Găsit Ca un produs secundar, S-au găsit în minerale, Minerit
2.3 Istorie
2.3.1 care a descoperit
Pierre Curie and Marie Curie
Karl Samuel Leberecht Hermann and Friedrich Stromeyer
2.3.2 Descoperire
în 1898
în 1817
2.4 Abundenţă
2.4.1 Abundenței În Universul
Fier element
Nu e disponibil
Rank: N/A (Overall)
2 * 10-7 %
Rank: 22 (Overall)
taliu element
2.4.2 Abundenței În Soare
Fier element
~-9999 %
Rank: N/A (Overall)
~0.0000006 %
Rank: 21 (Overall)
beriliului element
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2.4.3 Abundenței În Meteoriți
Fier element
Nu e disponibil
Rank: N/A (Overall)
0,00 %
Rank: 31 (Overall)
Aur element
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2.4.4 Abundenței în scoarța Pământului
Aluminiu element
Nu e disponibil
Rank: N/A (Overall)
0,00 %
Rank: 46 (Overall)
Radiu element
ADD ⊕
2.4.5 Abundenței în oceanele
Sodiu element
0,00 %
Rank: 46 (Overall)
0,00 %
Rank: 28 (Overall)
protactiniu element
2.4.6 Abundenței la om
Calciu element
Nu e disponibil
Rank: N/A (Overall)
0,00 %
Rank: 11 (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 aerospațială, industria de muniție
industria aerospațială, industria de muniție, Industria chimica, industria electrotehnică, industria electronică
3.1.2 Utilizări medicale
N / A
N / A
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
Nu
da
3.2.3 in Blood
Sodiu element
0,00 Sânge / mg dm-3
Rank: 37 (Overall)
0,01 Sânge / mg dm-3
Rank: 24 (Overall)
Plutoniu element
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3.2.4 in Bone
Calciu element
0,00 ppm
Rank: 36 (Overall)
1,80 ppm
Rank: 15 (Overall)
Plutoniu element
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4 Fizic
4.1 Punct de topire
Tungsten element
254,00 ° C
Rank: 71 (Overall)
320,90 ° C
Rank: 68 (Overall)
franciu element
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4.2 Punct de fierbere
Tungsten element
962,00 ° C
Rank: 69 (Overall)
765,00 ° C
Rank: 73 (Overall)
Fleroviu element
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4.3 Aspect
4.3.1 Stare fizică
Solid
Solid
4.3.2 Culoare
Argint
Argintat vânăt
4.3.3 Luciu
N / A
Metalic
4.4 Duritate
4.4.1 Mohs Duritate
Crom element
Nu e disponibil
Rank: N/A (Overall)
2,00
Rank: 16 (Overall)
cesiu element
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4.4.2 Duritatea Brinell
Osmiu element
Nu e disponibil
Rank: N/A (Overall)
203,00 MPa
Rank: 39 (Overall)
cesiu element
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4.4.3 Duritatea Vickers
Tungsten element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Paladiu element
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4.5 Viteza sunetului
tehnețiu element
Nu e disponibil
Rank: N/A (Overall)
2.310,00 Domnișoară
Rank: 39 (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)
67,00 %
Rank: 11 (Overall)
molibdenul element
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4.7 forme alotropice
da
Nu
4.7.1 alfa forme alotropice
α-poloniu
Nu e disponibil
4.7.2 p forme alotropice
β-poloniu
Nu e disponibil
4.7.3 y forme alotropice
Nu e disponibil
Nu e disponibil
5 Chimic
5.1 Formula chimica
Po
Cd
5.2 izotopii
5.2.1 Izotopi cunoscute
Paladiu element
29
Rank: 10 (Overall)
34
Rank: 5 (Overall)
Tennessine element
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5.3 Electronegativitate
5.3.1 Pauling Electronegativitate
Aur element
2,00
Rank: 7 (Overall)
1,69
Rank: 17 (Overall)
franciu element
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5.3.2 Sanderson Electronegativitate
Cobalt element
Nu e disponibil
Rank: N/A (Overall)
1,98
Rank: 9 (Overall)
cesiu element
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5.3.3 Allred Rochow Electronegativitate
Galiu element
1,76
Rank: 2 (Overall)
1,46
Rank: 15 (Overall)
cesiu element
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5.3.4 Mulliken-Jaffe Electronegativitate
Poloniu element
2,48
Rank: 1 (Overall)
1,53
Rank: 13 (Overall)
cesiu element
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5.3.5 Allen Electronegativitate
berkelium eleme..
2,19
Rank: 2 (Overall)
1,52
Rank: 27 (Overall)
cesiu element
5.4 Electropositivity
5.4.1 Pauling Electropositivity
franciu element
2,00
Rank: 46 (Overall)
2,31
Rank: 37 (Overall)
Aur element
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5.5 Energiile ionizarea
5.5.1 Primul nivel de energie
Crom element
812,10 kJ / mol
Rank: 14 (Overall)
867,80 kJ / mol
Rank: 11 (Overall)
cesiu element
5.5.2 Nivelul 2 Energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
1.631,40 kJ / mol
Rank: 32 (Overall)
Ruteniu element
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5.5.3 3rd Level Energy
Crom element
Nu e disponibil
Rank: N/A (Overall)
3.616,00 kJ / mol
Rank: 13 (Overall)
Osmiu element
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5.5.4 4a Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
toriu element
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5.5.5 A 5 Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Dubnium element
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5.5.6 A 6 Nivel de energie
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
seaborgiu element
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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
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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
3,90 g / amp-hr
Rank: 8 (Overall)
2,10 g / amp-hr
Rank: 27 (Overall)
beriliului element
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5.7 Funcția de electroni de lucru
Platină element
Nu e disponibil
Rank: N/A (Overall)
4,22 eV
Rank: 22 (Overall)
cesiu element
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5.8 Celelalte proprietăți chimice
ionizarea, Izotopii radioactivi, Solubilitate
Stabilitate chimică, anti coroziune, ionizarea, Izotopii radioactivi, Solubilitate
6 Atomic
6.1 Numar atomic
Tennessine elem..
84
Rank: 32 (Overall)
48
Rank: 64 (Overall)
litiu element
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6.2 Configuratie electronica
[Xe] 4f14 5d10 6s2 6p4
[Kr] 4d10 5s2
6.3 Structura de cristal
Monoclinic (MON)
Hexagonala Închide Ambalat (HCP)
6.3.1 rețelei de cristal
6.4 Atom
6.4.1 Numărul de Protonii
Tennessine elem..
84
Rank: 32 (Overall)
48
Rank: 63 (Overall)
litiu element
ADD ⊕
6.4.2 Numărul de Neutronii
Fleroviu element
125
Rank: 19 (Overall)
64
Rank: 46 (Overall)
litiu element
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6.4.3 Numărul de Electronii
Tennessine elem..
84
Rank: 32 (Overall)
48
Rank: 63 (Overall)
litiu element
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6.5 Raza unui Atom
6.5.1 Raza atomică
cesiu element
168,00 p.m
Rank: 23 (Overall)
151,00 p.m
Rank: 32 (Overall)
beriliului element
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6.5.2 Raza covalentă
franciu element
140,00 p.m
Rank: 44 (Overall)
144,00 p.m
Rank: 40 (Overall)
beriliului element
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6.5.3 Van der Waals Raza
franciu element
197,00 p.m
Rank: 29 (Overall)
158,00 p.m
Rank: 41 (Overall)
Zinc element
ADD ⊕
6.6 Greutate atomica
Tennessine elem..
209,00 amu
Rank: 28 (Overall)
112,41 amu
Rank: 58 (Overall)
litiu element
6.7 volum atomic
cesiu element
22,23 cm3 / mol
Rank: 13 (Overall)
13,10 cm3 / mol
Rank: 39 (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
Nu e disponibil
Rank: 100 (Overall)
30,00 (-EV)
Rank: 52 (Overall)
franciu element
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6.10 Constant zabrele
Mangan element
335,90 p.m
Rank: 48 (Overall)
297,94 p.m
Rank: 60 (Overall)
beriliului element
6.11 zabrele Unghiuri
π/2, π/2, π/2
π/2, π/2, 2 π/3
6.12 C latice / A Ratio
cadmiu element
Nu e disponibil
Rank: N/A (Overall)
1,89
Rank: 1 (Overall)
beriliului element
7 Mecanic
7.1 Densitate
7.1.1 Densitatea la temperatura camerei
hassiu element
9,20 g / cm3
Rank: 41 (Overall)
8,65 g / cm3
Rank: 47 (Overall)
litiu element
ADD ⊕
7.1.2 Densitate Când lichid (la mp)
Osmiu element
9,40 g / cm3
Rank: 19 (Overall)
8,00 g / cm3
Rank: 28 (Overall)
litiu element
ADD ⊕
7.2 Rezistență la tracțiune
Fier element
Nu e disponibil
Rank: N/A (Overall)
62,00 MPa
Rank: 16 (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
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
ceriu element
ADD ⊕
7.4.2 Presiunea de vapori la 2000 K
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Tungsten element
ADD ⊕
7.5 Proprietățile elasticitate
7.5.1 shear Modulus
Osmiu element
Nu e disponibil
Rank: N/A (Overall)
19,00 GPa
Rank: 35 (Overall)
Potasiu element
ADD ⊕
7.5.2 Modulus în vrac
Osmiu element
Nu e disponibil
Rank: N/A (Overall)
42,00 GPa
Rank: 29 (Overall)
cesiu element
ADD ⊕
7.5.3 Modulul lui Young
Iridiu element
Nu e disponibil
Rank: N/A (Overall)
50,00 GPa
Rank: 36 (Overall)
cesiu element
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7.6 poisson Raportul
Galiu element
Nu e disponibil
Rank: N/A (Overall)
0,30
Rank: 14 (Overall)
beriliului element
ADD ⊕
7.7 Alte proprietăți mecanice
N / A
Ductil, Maleabil
8 Magnetic
8.1 Caracteristici magnetice
8.1.1 Gravitație specifică
Cobalt element
9,32
Rank: 31 (Overall)
8,65
Rank: 36 (Overall)
litiu element
ADD ⊕
8.1.2 Comenzi magnetice
nemagnetic
Diamagnetic
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
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8.2 Proprietăți electrice
8.2.1 Domeniul imobilier electrice
Conductor
Semiconductor
8.2.2 Rezistivitatea
Mercur element
0,40 nΩ · m
Rank: 67 (Overall)
72,70 nΩ · m
Rank: 36 (Overall)
taliu element
ADD ⊕
8.2.3 Conductivitate electrică
Argint element
0,02 10 6 / cm Ω
Rank: 44 (Overall)
0,14 10 6 / cm Ω
Rank: 15 (Overall)
Plutoniu element
ADD ⊕
8.2.4 electron afinitate
Aur element
183,30 kJ / mol
Rank: 3 (Overall)
0,00 kJ / mol
Rank: 40 (Overall)
Mercur element
ADD ⊕
9 Termic
9.1 Căldura specifică
litiu element
0,12 J / (kg K)
Rank: 40 (Overall)
0,23 J / (kg K)
Rank: 26 (Overall)
americiu element
9.2 Molara Capacitatea de căldură
americiu element
26,40 J / mol · K
Rank: 28 (Overall)
26,02 J / mol · K
Rank: 32 (Overall)
beriliului element
9.3 Conductivitate termică
Argint element
20,00 W / m · K
Rank: 44 (Overall)
96,60 W / m · K
Rank: 16 (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
23,50 pm / (m · K)
Rank: 16 (Overall)
30,80 pm / (m · K)
Rank: 10 (Overall)
Tungsten element
ADD ⊕
9.6 entalpia
9.6.1 Entalpia de Vaporizarea
Tungsten element
60,30 kJ / mol
Rank: 58 (Overall)
100,00 kJ / mol
Rank: 53 (Overall)
Zinc element
9.6.2 Entalpie Fusion
Tungsten element
13,00 kJ / mol
Rank: 26 (Overall)
6,19 kJ / mol
Rank: 50 (Overall)
cesiu element
ADD ⊕
9.6.3 Entalpie de atomizare
Tungsten element
134,00 kJ / mol
Rank: 54 (Overall)
113,00 kJ / mol
Rank: 56 (Overall)
Mercur element
ADD ⊕
9.7 Standard Molar Entropy
protactiniu ele..
Nu e disponibil
Rank: N/A (Overall)
51,80 J / mol.K
Rank: 27 (Overall)
beriliului element
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