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Comparați protactiniu și samariu

1 Tabelul periodic
1.1 Simbol
Pa
Sm
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
7
Rank: 1 (Overall)
6
Rank: 2 (Overall)
litiu element
ADD ⊕
1.4 bloc
f block
f block
1.5 Element de familie
actinide
lantanidelor
1.6 Numărul CAS
roentgeniu elem..
7440133
Rank: 66 (Overall)
7440199
Rank: 60 (Overall)
Aluminiu element
1.7 Nume grup spațiu
I4 / mmm
R_ 3m
1.8 Număr spațiu grup
Sodiu element
139,00
Rank: 8 (Overall)
166,00
Rank: 6 (Overall)
Plutoniu element
ADD ⊕
2 Fapte
2.1 Fapte interesante
  • din metal protactiniu are 29 izotopi.
  • Izotopii de protactiniu-231 utilizate în armă nucleară.
  • metale samariu ajuta stimularea metabolismul organismului.
  • metale samariu a fost primul observat de către Jean Charles Galissard de Marignac în Dydimia în 1853.
2.2 surse
S-au găsit în minereul de uraniu, Minerit, Minereu metale
S-au găsit în minerale, Minerit, Minereurile de minerale
2.3 Istorie
2.3.1 care a descoperit
William Crookes
Lecoq de Boisbaudran
2.3.2 Descoperire
în 1900
în 1879
2.4 Abundenţă
2.4.1 Abundenței În Universul
Fier element
Nu e disponibil
Rank: N/A (Overall)
5 * 10-7 %
Rank: 19 (Overall)
taliu element
2.4.2 Abundenței În Soare
Fier element
~-9999 %
Rank: N/A (Overall)
~0.0000001 %
Rank: 26 (Overall)
beriliului element
ADD ⊕
2.4.3 Abundenței În Meteoriți
Fier element
Nu e disponibil
Rank: N/A (Overall)
0,00 %
Rank: 37 (Overall)
Aur element
ADD ⊕
2.4.4 Abundenței în scoarța Pământului
Aluminiu element
0,00 %
Rank: 57 (Overall)
0,00 %
Rank: 29 (Overall)
Radiu element
ADD ⊕
2.4.5 Abundenței în oceanele
Sodiu element
0,00 %
Rank: 47 (Overall)
0,00 %
Rank: 40 (Overall)
protactiniu element
2.4.6 Abundenței la om
Calciu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Radiu element
ADD ⊕
3 utilizări
3.1 Utilizări și beneficii
  • folosește în prezent cunoscute ale protactiniu de metal sunt limitate la doar scop de cercetare.
Character length exceed error
3.1.1 Utilizări industriale
N / A
industria aerospațială, industria de automobile, Industria chimica, industria electrotehnică, industria electronică
3.1.2 Utilizări medicale
N / A
N / A
3.1.3 alte utilizări
N / A
Aliaje, În reactoarele nucleare
3.2 Proprietățile biologice
3.2.1 Toxicitate
Toxic puternic
puţin 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: 22 (Overall)
Plutoniu element
ADD ⊕
3.2.4 in Bone
Calciu element
0,00 ppm
Rank: 36 (Overall)
Nu e disponibil
Rank: N/A (Overall)
Plutoniu element
ADD ⊕
4 Fizic
4.1 Punct de topire
Tungsten element
1.568,00 ° C
Rank: 21 (Overall)
1.072,00 ° C
Rank: 41 (Overall)
franciu element
ADD ⊕
4.2 Punct de fierbere
Tungsten element
4.027,00 ° C
Rank: 12 (Overall)
1.900,00 ° C
Rank: 52 (Overall)
Fleroviu element
ADD ⊕
4.3 Aspect
4.3.1 Stare fizică
Solid
Solid
4.3.2 Culoare
Argint
silvery alb
4.3.3 Luciu
Metalic
Lucios
4.4 Duritate
4.4.1 Mohs Duritate
Crom element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
ADD ⊕
4.4.2 Duritatea Brinell
Osmiu element
Nu e disponibil
Rank: N/A (Overall)
441,00 MPa
Rank: 27 (Overall)
cesiu element
ADD ⊕
4.4.3 Duritatea Vickers
Tungsten element
Nu e disponibil
Rank: N/A (Overall)
412,00 MPa
Rank: 24 (Overall)
Paladiu element
ADD ⊕
4.5 Viteza sunetului
tehnețiu element
Nu e disponibil
Rank: N/A (Overall)
2.130,00 Domnișoară
Rank: 42 (Overall)
taliu element
ADD ⊕
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)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
ADD ⊕
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
Pa
Sm
5.2 izotopii
5.2.1 Izotopi cunoscute
Paladiu element
27
Rank: 12 (Overall)
30
Rank: 9 (Overall)
Tennessine element
ADD ⊕
5.3 Electronegativitate
5.3.1 Pauling Electronegativitate
Aur element
1,50
Rank: 27 (Overall)
1,17
Rank: 40 (Overall)
franciu element
ADD ⊕
5.3.2 Sanderson Electronegativitate
Cobalt element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
ADD ⊕
5.3.3 Allred Rochow Electronegativitate
Galiu element
1,14
Rank: 28 (Overall)
1,07
Rank: 32 (Overall)
cesiu element
ADD ⊕
5.3.4 Mulliken-Jaffe Electronegativitate
Poloniu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
ADD ⊕
5.3.5 Allen Electronegativitate
berkelium eleme..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
cesiu element
5.4 Electropositivity
5.4.1 Pauling Electropositivity
franciu element
2,50
Rank: 27 (Overall)
2,83
Rank: 14 (Overall)
Aur element
ADD ⊕
5.5 Energiile ionizarea
5.5.1 Primul nivel de energie
Crom element
568,00 kJ / mol
Rank: 68 (Overall)
544,50 kJ / mol
Rank: 72 (Overall)
cesiu element
5.5.2 Nivelul 2 Energie
Crom element
1.128,00 kJ / mol
Rank: 72 (Overall)
1.070,00 kJ / mol
Rank: 75 (Overall)
Ruteniu element
ADD ⊕
5.5.3 3rd Level Energy
Crom element
1.814,00 kJ / mol
Rank: 81 (Overall)
2.260,00 kJ / mol
Rank: 59 (Overall)
Osmiu element
ADD ⊕
5.5.4 4a Nivel de energie
Crom element
2.991,00 kJ / mol
Rank: 66 (Overall)
3.990,00 kJ / mol
Rank: 37 (Overall)
toriu element
ADD ⊕
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
ADD ⊕
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
ADD ⊕
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
ADD ⊕
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
ADD ⊕
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
ADD ⊕
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
ADD ⊕
1.1.1 22 Nivelul de energie
Cupru element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
ADD ⊕
1.2.1 23 Nivelul de energie
Cupru element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
1.3.1 24 Nivelul de energie
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
ADD ⊕
1.4.1 25 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
1.5.1 26 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
1.6.2 27 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
1.6.4 28 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
1.6.5 29 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
1.6.7 30 Nivelul de energie
molibdenul elem..
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
molibdenul element
1.8 echivalent electrochimică
franciu element
1,72 g / amp-hr
Rank: 43 (Overall)
1,87 g / amp-hr
Rank: 34 (Overall)
beriliului element
ADD ⊕
1.9 Funcția de electroni de lucru
Platină element
Nu e disponibil
Rank: N/A (Overall)
2,70 eV
Rank: 41 (Overall)
cesiu element
ADD ⊕
1.10 Celelalte proprietăți chimice
ionizarea, Izotopii radioactivi, Radioactivitate
ionizarea, Izotopii radioactivi
2 Atomic
2.1 Numar atomic
Tennessine elem..
91
Rank: 27 (Overall)
62
Rank: 54 (Overall)
litiu element
ADD ⊕
2.2 Configuratie electronica
[Rn] 5f2 6d1 7s2
[Xe] 4f6 6s2
2.3 Structura de cristal
Tetragonal (Tetr)
Romboedrică (RHO)
2.3.1 rețelei de cristal
2.4 Atom
2.4.1 Numărul de Protonii
Tennessine elem..
91
Rank: 27 (Overall)
62
Rank: 53 (Overall)
litiu element
ADD ⊕
2.4.2 Numărul de Neutronii
Fleroviu element
122
Rank: 21 (Overall)
88
Rank: 39 (Overall)
litiu element
ADD ⊕
2.4.3 Numărul de Electronii
Tennessine elem..
91
Rank: 27 (Overall)
62
Rank: 53 (Overall)
litiu element
ADD ⊕
2.5 Raza unui Atom
2.5.1 Raza atomică
cesiu element
163,00 p.m
Rank: 25 (Overall)
180,00 p.m
Rank: 14 (Overall)
beriliului element
ADD ⊕
2.5.2 Raza covalentă
franciu element
200,00 p.m
Rank: 11 (Overall)
198,00 p.m
Rank: 13 (Overall)
beriliului element
ADD ⊕
2.5.3 Van der Waals Raza
franciu element
243,00 p.m
Rank: 11 (Overall)
229,00 p.m
Rank: 20 (Overall)
Zinc element
ADD ⊕
2.6 Greutate atomica
Tennessine elem..
231,04 amu
Rank: 24 (Overall)
150,36 amu
Rank: 48 (Overall)
litiu element
2.7 volum atomic
cesiu element
15,00 cm3 / mol
Rank: 34 (Overall)
19,95 cm3 / mol
Rank: 19 (Overall)
Mangan element
2.8 Numere atomice adiacente
2.8.1 Elementul precedent
2.8.2 Elementul următor
2.9 Valence Electron Potential
Platină element
92,00 (-EV)
Rank: 11 (Overall)
44,80 (-EV)
Rank: 37 (Overall)
franciu element
ADD ⊕
2.10 Constant zabrele
Mangan element
392,50 p.m
Rank: 23 (Overall)
362,10 p.m
Rank: 33 (Overall)
beriliului element
2.11 zabrele Unghiuri
π/2, π/2, π/2
π/2, π/2, 2 π/3
2.12 C latice / A Ratio
cadmiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
beriliului element
3 Mecanic
3.1 Densitate
3.1.1 Densitatea la temperatura camerei
hassiu element
15,37 g / cm3
Rank: 20 (Overall)
7,52 g / cm3
Rank: 53 (Overall)
litiu element
ADD ⊕
3.1.2 Densitate Când lichid (la mp)
Osmiu element
Nu e disponibil
Rank: N/A (Overall)
7,16 g / cm3
Rank: 32 (Overall)
litiu element
ADD ⊕
3.2 Rezistență la tracțiune
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
indiu element
ADD ⊕
3.3 Viscozitate
Mercur element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Mercur element
3.4 Presiunea de vapori
3.4.1 Presiunea de vapori la 1000 K
Stronţiu element
Nu e disponibil
Rank: N/A (Overall)
0,94 (Pa)
Rank: 9 (Overall)
ceriu element
ADD ⊕
3.4.2 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 ⊕
3.5 Proprietățile elasticitate
3.5.1 shear Modulus
Osmiu element
Nu e disponibil
Rank: N/A (Overall)
19,50 GPa
Rank: 34 (Overall)
Potasiu element
ADD ⊕
3.5.2 Modulus în vrac
Osmiu element
Nu e disponibil
Rank: N/A (Overall)
37,80 GPa
Rank: 35 (Overall)
cesiu element
ADD ⊕
3.5.3 Modulul lui Young
Iridiu element
Nu e disponibil
Rank: N/A (Overall)
49,70 GPa
Rank: 37 (Overall)
cesiu element
ADD ⊕
3.6 poisson Raportul
Galiu element
Nu e disponibil
Rank: N/A (Overall)
0,27
Rank: 19 (Overall)
beriliului element
ADD ⊕
3.7 Alte proprietăți mecanice
Necunoscut
N / A
4 Magnetic
4.1 Caracteristici magnetice
4.1.1 Gravitație specifică
Cobalt element
15,37
Rank: 12 (Overall)
7,52
Rank: 41 (Overall)
litiu element
ADD ⊕
4.1.2 Comenzi magnetice
paramagnetic
paramagnetic
4.1.3 Permeabilitate
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut element
ADD ⊕
4.1.4 Susceptibil
Fier element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
Bismut element
ADD ⊕
4.2 Proprietăți electrice
4.2.1 Domeniul imobilier electrice
Conductor
Conductor
4.2.2 Rezistivitatea
Mercur element
177,00 nΩ · m
Rank: 21 (Overall)
0,94 nΩ · m
Rank: 61 (Overall)
taliu element
ADD ⊕
4.2.3 Conductivitate electrică
Argint element
0,05 10 6 / cm Ω
Rank: 34 (Overall)
0,01 10 6 / cm Ω
Rank: 58 (Overall)
Plutoniu element
ADD ⊕
4.2.4 electron afinitate
Aur element
Nu e disponibil
Rank: N/A (Overall)
50,00 kJ / mol
Rank: 21 (Overall)
Mercur element
ADD ⊕
5 Termic
5.1 Căldura specifică
litiu element
0,12 J / (kg K)
Rank: 40 (Overall)
0,20 J / (kg K)
Rank: 31 (Overall)
americiu element
5.2 Molara Capacitatea de căldură
americiu element
Nu e disponibil
Rank: N/A (Overall)
29,54 J / mol · K
Rank: 7 (Overall)
beriliului element
5.3 Conductivitate termică
Argint element
47,00 W / m · K
Rank: 32 (Overall)
13,30 W / m · K
Rank: 58 (Overall)
neptuniu element
5.4 Temperatura critică
litiu element
Nu e disponibil
Rank: N/A (Overall)
Nu e disponibil
Rank: N/A (Overall)
yterbiu element
ADD ⊕
5.5 Expansiunea termică
cesiu element
9,90 pm / (m · K)
Rank: 40 (Overall)
12,70 pm / (m · K)
Rank: 30 (Overall)
Tungsten element
ADD ⊕
5.6 entalpia
5.6.1 Entalpia de Vaporizarea
Tungsten element
Nu e disponibil
Rank: N/A (Overall)
166,40 kJ / mol
Rank: 44 (Overall)
Zinc element
5.6.2 Entalpie Fusion
Tungsten element
12,34 kJ / mol
Rank: 28 (Overall)
8,62 kJ / mol
Rank: 40 (Overall)
cesiu element
ADD ⊕
5.6.3 Entalpie de atomizare
Tungsten element
Nu e disponibil
Rank: N/A (Overall)
209,00 kJ / mol
Rank: 43 (Overall)
Mercur element
ADD ⊕
5.7 Standard Molar Entropy
protactiniu ele..
198,10 J / mol.K
Rank: 1 (Overall)
69,60 J / mol.K
Rank: 15 (Overall)
beriliului element
ADD ⊕