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franciu
franciu




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franciu Metal

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Tabelul periodic

Simbol

Fr

Număr grup

1
Rank: 17 (Overall)
0 17
👆🏻

perioada Număr

7
Rank: 1 (Overall)
2 7
👆🏻

bloc

s block

Element de familie

alcaliu

Numărul CAS

7440735
Rank: 18 (Overall)
7429905 54386242
👆🏻

Nume grup spațiu

-

Număr spațiu grup

225,00
Rank: 3 (Overall)
11 276
👆🏻

Fapte

Fapte interesante

  • 223 franciu are cea mai lungă de înjumătățire la 21.8.
  • De metal franciu este produs prin dezintegrării alfa în 227 Actiniu 227.

surse

Format prin Procesul de Decay, Minerit

Istorie

care a descoperit

Marguerite Perey

Descoperire

în 1939

Abundenţă

Abundenței În Universul

0,00 %
Rank: 40 (Overall)
0 0.11
👆🏻

Abundenței În Soare

0,00 %
Rank: 30 (Overall)
0 0.1
👆🏻

Abundenței În Meteoriți

0,00 %
Rank: 54 (Overall)
0 22
👆🏻

Abundenței în scoarța Pământului

0,00 %
Rank: 60 (Overall)
1E-37 8.1
👆🏻

Abundenței în oceanele

-
0 1.1
👆🏻

Abundenței la om

0,00 %
Rank: 24 (Overall)
0 1.4
👆🏻

utilizări

Utilizări și beneficii

  • Franciu nu a cunoscut utilizări ca are un timp de înjumătățire de numai 22 de minute.

Utilizări industriale

-

Utilizări medicale

-

alte utilizări

-

Proprietățile biologice

Toxicitate

-

Prezent în corpul uman

Nu

in Blood

0,00 Sânge / mg dm-3
Rank: 40 (Overall)
0 1970
👆🏻

in Bone

0,00 ppm
Rank: 41 (Overall)
0 170000
👆🏻

Fizic

Punct de topire

27,00 ° C
Rank: 81 (Overall)
-38.83 3410
👆🏻

Punct de fierbere

677,00 ° C
Rank: 78 (Overall)
0 5660
👆🏻

Aspect

Stare fizică

Solid

Culoare

-

Luciu

-

Duritate

Mohs Duritate

0,20
Rank: 27 (Overall)
0.2 8.5
👆🏻

Duritatea Brinell

119,00 MPa
Rank: 59 (Overall)
0.14 3490
👆🏻

Duritatea Vickers

300,00 MPa
Rank: 46 (Overall)
0 3920
👆🏻

Viteza sunetului

2.440,00 Domnișoară
Rank: 54 (Overall)
818 16200
👆🏻

Proprietăți optice

Indicele de refractie

1,70
Rank: 27 (Overall)
0.155 3.41
👆🏻

reflexiei

72,00 %
Rank: 11 (Overall)
5 97
👆🏻

forme alotropice

Nu

alfa forme alotropice

-

p forme alotropice

-

y forme alotropice

-

Chimic

Formula chimica

Fr

izotopii

Izotopi cunoscute

33
Rank: 6 (Overall)
0 38
👆🏻

Electronegativitate

Pauling Electronegativitate

0,70
Rank: 54 (Overall)
0 2.6
👆🏻

Sanderson Electronegativitate

0,70
Rank: 47 (Overall)
0.22 2.56
👆🏻

Allred Rochow Electronegativitate

0,86
Rank: 42 (Overall)
0.86 1.9
👆🏻

Mulliken-Jaffe Electronegativitate

0,68
Rank: 54 (Overall)
0.62 2.48
👆🏻

Allen Electronegativitate

0,67
Rank: 67 (Overall)
0.659 2.7
👆🏻

Electropositivity

Pauling Electropositivity

3,30
Rank: 1 (Overall)
1.46 3.3
👆🏻

Energiile ionizarea

Primul nivel de energie

380,00 kJ / mol
Rank: 89 (Overall)
375.7 26130
👆🏻

Nivelul 2 Energie

392,80 kJ / mol
Rank: 85 (Overall)
392.8 28750
👆🏻

3rd Level Energy

392,80 kJ / mol
Rank: 91 (Overall)
392.8 34230
👆🏻

4a Nivel de energie

392,80 kJ / mol
Rank: 86 (Overall)
375.7 37066
👆🏻

A 5 Nivel de energie

392,00 kJ / mol
Rank: 88 (Overall)
392 97510
👆🏻

A 6 Nivel de energie

3.920,00 kJ / mol
Rank: 88 (Overall)
1007 105800
👆🏻

Nivelul de energie al 7-lea

3.920,00 kJ / mol
Rank: 81 (Overall)
1007 114300
👆🏻

A 8-Level Energy

3.920,00 kJ / mol
Rank: 80 (Overall)
730 125300
👆🏻

Al 9-lea nivel de energie

3.920,00 kJ / mol
Rank: 82 (Overall)
1007 134700
👆🏻

A 10 Nivel de energie

392,00 kJ / mol
Rank: 81 (Overall)
392 144300
👆🏻

11 Nivelul de energie

392,00 kJ / mol
Rank: 88 (Overall)
392 169988
👆🏻

12 Nivelul de energie

38.000,00 kJ / mol
Rank: 23 (Overall)
0 189368
👆🏻

13 Nivel de energie

3.920,00 kJ / mol
Rank: 80 (Overall)
1007 76015
👆🏻

14 Nivel de energie

380,00 kJ / mol
Rank: 91 (Overall)
380 86450
👆🏻

15 Nivel de energie

67.700,00 kJ / mol
Rank: 32 (Overall)
33000 100700
👆🏻

16 Nivelul de energie

39.200,00 kJ / mol
Rank: 66 (Overall)
375.7 109480
👆🏻

17 Nivelul de energie

392,00 kJ / mol
Rank: 91 (Overall)
375.7 122200
👆🏻

18 Nivelul de energie

3.920,00 kJ / mol
Rank: 78 (Overall)
0 134810
👆🏻

19 Nivel de energie

392,80 kJ / mol
Rank: 91 (Overall)
375.7 148700
👆🏻

20 Nivelul de energie

392,00 kJ / mol
Rank: 81 (Overall)
0 171200
👆🏻

21 Nivelul de energie

392,00 kJ / mol
Rank: 90 (Overall)
375.7 179100
👆🏻

22 Nivelul de energie

392,00 kJ / mol
Rank: 75 (Overall)
330 184900
👆🏻

23 Nivelul de energie

392,80 kJ / mol
Rank: 86 (Overall)
357.6 198800
👆🏻

24 Nivelul de energie

392,00 kJ / mol
Rank: 87 (Overall)
297.3 195200
👆🏻

25 Nivelul de energie

392,00 kJ / mol
Rank: 79 (Overall)
0 121900
👆🏻

26 Nivelul de energie

392,80 kJ / mol
Rank: 87 (Overall)
357.6 127700
👆🏻

27 Nivelul de energie

392,00 kJ / mol
Rank: 83 (Overall)
0 133800
👆🏻

28 Nivelul de energie

380,00 kJ / mol
Rank: 86 (Overall)
297.3 139800
👆🏻

29 Nivelul de energie

392,00 kJ / mol
Rank: 88 (Overall)
0 148100
👆🏻

30 Nivelul de energie

677,00 kJ / mol
Rank: 31 (Overall)
0 154500
👆🏻

echivalent electrochimică

8,32 g / amp-hr
Rank: 1 (Overall)
0.16812 8.3209
👆🏻

Funcția de electroni de lucru

4,07 eV
Rank: 33 (Overall)
2.14 6
👆🏻

Celelalte proprietăți chimice

ionizarea, Izotopii radioactivi, Radioactivitate, Solubilitate

Atomic

Numar atomic

87
Rank: 31 (Overall)
3 117
👆🏻

Configuratie electronica

[Rn] 7s1

Structura de cristal

Corp Centrat cilindrică (CCA)

rețelei de cristal

Atom

Numărul de Protonii

87
Rank: 31 (Overall)
3 117
👆🏻

Numărul de Neutronii

136
Rank: 18 (Overall)
4 285
👆🏻

Numărul de Electronii

87
Rank: 31 (Overall)
3 117
👆🏻

Raza unui Atom

Raza atomică

348,00 p.m
Rank: 1 (Overall)
0 348
👆🏻

Raza covalentă

260,00 p.m
Rank: 1 (Overall)
0 260
👆🏻

Van der Waals Raza

348,00 p.m
Rank: 1 (Overall)
0 348
👆🏻

Greutate atomica

223,00 amu
Rank: 27 (Overall)
6.94 294
👆🏻

volum atomic

71,00 cm3 / mol
Rank: 2 (Overall)
1.39 71.07
👆🏻

Numere atomice adiacente

Elementul precedent

Elementul următor

Valence Electron Potential

8,00 (-EV)
Rank: 72 (Overall)
0 392.42
👆🏻

Constant zabrele

440,00 p.m
Rank: 21 (Overall)
0 891.25
👆🏻

zabrele Unghiuri

-

C latice / A Ratio

1,56
Rank: 44 (Overall)
0.423 1.9
👆🏻

Mecanic

Densitate

Densitatea la temperatura camerei

1,87 g / cm3
Rank: 82 (Overall)
0.534 40.7
👆🏻

Densitate Când lichid (la mp)

1,87 g / cm3
Rank: 82 (Overall)
0.512 41
👆🏻

Rezistență la tracțiune

50,00 MPa
Rank: 38 (Overall)
0.1 11000
👆🏻

Viscozitate

0,00
Rank: 25 (Overall)
1.5E-05 0.0035
👆🏻

Presiunea de vapori

Presiunea de vapori la 1000 K

0,00 (Pa)
Rank: 37 (Overall)
0 121
👆🏻

Presiunea de vapori la 2000 K

0,00 (Pa)
Rank: 24 (Overall)
0 774
👆🏻

Proprietățile elasticitate

shear Modulus

3,60 GPa
Rank: 62 (Overall)
1.3 222
👆🏻

Modulus în vrac

6,00 GPa
Rank: 63 (Overall)
0 462
👆🏻

Modulul lui Young

0,00 GPa
Rank: 74 (Overall)
0 528
👆🏻

poisson Raportul

0,44
Rank: 3 (Overall)
0.032 0.47
👆🏻

Alte proprietăți mecanice

-

Magnetic

Caracteristici magnetice

Gravitație specifică

0,87
Rank: 85 (Overall)
0.53 4500
👆🏻

Comenzi magnetice

paramagnetic

Permeabilitate

0,00 H / m
Rank: 13 (Overall)
1.25643E-06 0.0063
👆🏻

Susceptibil

0,00
Rank: 24 (Overall)
-0.000166 200000
👆🏻

Proprietăți electrice

Domeniul imobilier electrice

conductor slab

Rezistivitatea

3,00 nΩ · m
Rank: 64 (Overall)
0.1 961
👆🏻

Conductivitate electrică

0,03 10 6 / cm Ω
Rank: 45 (Overall)
0 0.63
👆🏻

electron afinitate

0,70 kJ / mol
Rank: 47 (Overall)
0 222.8
👆🏻

Termic

Căldura specifică

0,15 J / (kg K)
Rank: 37 (Overall)
0.1 3.6
👆🏻

Molara Capacitatea de căldură

27,00 J / mol · K
Rank: 29 (Overall)
13.1 62.7
👆🏻

Conductivitate termică

15,00 W / m · K
Rank: 55 (Overall)
0 429
👆🏻

Temperatura critică

300,00 K
Rank: 77 (Overall)
26.3 3695
👆🏻

Expansiunea termică

18,90 pm / (m · K)
Rank: 25 (Overall)
4.5 97
👆🏻

entalpia

Entalpia de Vaporizarea

67,00 kJ / mol
Rank: 83 (Overall)
7.32 799.1
👆🏻

Entalpie Fusion

2,30 kJ / mol
Rank: 68 (Overall)
2.1 35.23
👆🏻

Entalpie de atomizare

71,00 kJ / mol
Rank: 73 (Overall)
61.5 837
👆🏻

Standard Molar Entropy

42,00 J / mol.K
Rank: 49 (Overall)
9.5 198.1
👆🏻