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Platină
Platină




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Platină element

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Tabelul periodic

Simbol

Pt

Număr grup

10
Rank: 8 (Overall)
0 17
👆🏻

perioada Număr

6
Rank: 2 (Overall)
2 7
👆🏻

bloc

d block

Element de familie

metal de tranziție

Numărul CAS

7440064
Rank: 73 (Overall)
7429905 54386242
👆🏻

Nume grup spațiu

Fm_ 3m

Număr spațiu grup

225,00
Rank: 3 (Overall)
11 276
👆🏻

Fapte

Fapte interesante

  • Platinum este cel mai rar metal din categoriile de metale prețioase ..
  • Comercial Platinum este produs ca un produs secundar în minereuri de nichel.

surse

Minerit, Minereu metale, Minereurile de minerale

Istorie

care a descoperit

Antonio de Ulloa

Descoperire

în 1735

Abundenţă

Abundenței În Universul

0,00 %
Rank: 20 (Overall)
0 0.11
👆🏻

Abundenței În Soare

0,00 %
Rank: 19 (Overall)
0 0.1
👆🏻

Abundenței În Meteoriți

0,00 %
Rank: 25 (Overall)
0 22
👆🏻

Abundenței în scoarța Pământului

0,00 %
Rank: 49 (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

  • de metal de platină este utilizat în principal în bijuterii.
  • Platina este folosit ca un catalizator industrial în producția de acid azotic, silicon și benzen.

Utilizări industriale

industria aerospațială, Industria chimica

Utilizări medicale

Stomatologie, Industria farmaceutica, Instrumente chirurgicale Manufacturing

alte utilizări

Aliaje, bullion, sistem monetar, Bijuterii, Sculpture, statui

Proprietățile biologice

Toxicitate

non Toxic

Prezent în corpul uman

Nu

in Blood

0,00 Sânge / mg dm-3
Rank: 37 (Overall)
0 1970
👆🏻

in Bone

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

Fizic

Punct de topire

1.772,00 ° C
Rank: 16 (Overall)
-38.83 3410
👆🏻

Punct de fierbere

3.827,00 ° C
Rank: 15 (Overall)
0 5660
👆🏻

Aspect

Stare fizică

Solid

Culoare

silvery alb

Luciu

Metalic

Duritate

Mohs Duritate

3,50
Rank: 12 (Overall)
0.2 8.5
👆🏻

Duritatea Brinell

300,00 MPa
Rank: 41 (Overall)
0.14 3490
👆🏻

Duritatea Vickers

400,00 MPa
Rank: 41 (Overall)
0 3920
👆🏻

Viteza sunetului

2.800,00 Domnișoară
Rank: 42 (Overall)
818 16200
👆🏻

Proprietăți optice

Indicele de refractie

2,41
Rank: 6 (Overall)
0.155 3.41
👆🏻

reflexiei

73,00 %
Rank: 10 (Overall)
5 97
👆🏻

forme alotropice

Nu

alfa forme alotropice

-

p forme alotropice

-

y forme alotropice

-

Chimic

Formula chimica

Pt

izotopii

Izotopi cunoscute

35
Rank: 4 (Overall)
0 38
👆🏻

Electronegativitate

Pauling Electronegativitate

2,28
Rank: 4 (Overall)
0 2.6
👆🏻

Sanderson Electronegativitate

2,28
Rank: 5 (Overall)
0.22 2.56
👆🏻

Allred Rochow Electronegativitate

1,44
Rank: 18 (Overall)
0.86 1.9
👆🏻

Mulliken-Jaffe Electronegativitate

2,20
Rank: 6 (Overall)
0.62 2.48
👆🏻

Allen Electronegativitate

1,72
Rank: 19 (Overall)
0.659 2.7
👆🏻

Electropositivity

Pauling Electropositivity

1,72
Rank: 51 (Overall)
1.46 3.3
👆🏻

Energiile ionizarea

Primul nivel de energie

870,00 kJ / mol
Rank: 10 (Overall)
375.7 26130
👆🏻

Nivelul 2 Energie

1.791,00 kJ / mol
Rank: 22 (Overall)
392.8 28750
👆🏻

3rd Level Energy

2.277,00 kJ / mol
Rank: 59 (Overall)
392.8 34230
👆🏻

4a Nivel de energie

8.702,00 kJ / mol
Rank: 6 (Overall)
375.7 37066
👆🏻

A 5 Nivel de energie

8.702,00 kJ / mol
Rank: 9 (Overall)
392 97510
👆🏻

A 6 Nivel de energie

8.700,00 kJ / mol
Rank: 27 (Overall)
1007 105800
👆🏻

Nivelul de energie al 7-lea

8.700,00 kJ / mol
Rank: 23 (Overall)
1007 114300
👆🏻

A 8-Level Energy

8.700,00 kJ / mol
Rank: 23 (Overall)
730 125300
👆🏻

Al 9-lea nivel de energie

5.660,00 kJ / mol
Rank: 60 (Overall)
1007 134700
👆🏻

A 10 Nivel de energie

8.700,00 kJ / mol
Rank: 24 (Overall)
392 144300
👆🏻

11 Nivelul de energie

8.700,00 kJ / mol
Rank: 21 (Overall)
392 169988
👆🏻

12 Nivelul de energie

8.700,00 kJ / mol
Rank: 41 (Overall)
0 189368
👆🏻

13 Nivel de energie

8.700,00 kJ / mol
Rank: 16 (Overall)
1007 76015
👆🏻

14 Nivel de energie

870,00 kJ / mol
Rank: 73 (Overall)
380 86450
👆🏻

15 Nivel de energie

87.000,00 kJ / mol
Rank: 9 (Overall)
33000 100700
👆🏻

16 Nivelul de energie

870,00 kJ / mol
Rank: 74 (Overall)
375.7 109480
👆🏻

17 Nivelul de energie

870,00 kJ / mol
Rank: 27 (Overall)
375.7 122200
👆🏻

18 Nivelul de energie

8.700,00 kJ / mol
Rank: 16 (Overall)
0 134810
👆🏻

19 Nivel de energie

870,00 kJ / mol
Rank: 25 (Overall)
375.7 148700
👆🏻

20 Nivelul de energie

870,00 kJ / mol
Rank: 15 (Overall)
0 171200
👆🏻

21 Nivelul de energie

870,00 kJ / mol
Rank: 38 (Overall)
375.7 179100
👆🏻

22 Nivelul de energie

870,00 kJ / mol
Rank: 13 (Overall)
330 184900
👆🏻

23 Nivelul de energie

870,10 kJ / mol
Rank: 39 (Overall)
357.6 198800
👆🏻

24 Nivelul de energie

870,00 kJ / mol
Rank: 9 (Overall)
297.3 195200
👆🏻

25 Nivelul de energie

870,00 kJ / mol
Rank: 7 (Overall)
0 121900
👆🏻

26 Nivelul de energie

870,00 kJ / mol
Rank: 7 (Overall)
357.6 127700
👆🏻

27 Nivelul de energie

870,10 kJ / mol
Rank: 6 (Overall)
0 133800
👆🏻

28 Nivelul de energie

870,10 kJ / mol
Rank: 9 (Overall)
297.3 139800
👆🏻

29 Nivelul de energie

870,00 kJ / mol
Rank: 10 (Overall)
0 148100
👆🏻

30 Nivelul de energie

870,00 kJ / mol
Rank: 7 (Overall)
0 154500
👆🏻

echivalent electrochimică

1,82 g / amp-hr
Rank: 39 (Overall)
0.16812 8.3209
👆🏻

Funcția de electroni de lucru

5,65 eV
Rank: 4 (Overall)
2.14 6
👆🏻

Celelalte proprietăți chimice

Stabilitate chimică, anti coroziune, ionizarea

Atomic

Numar atomic

78
Rank: 38 (Overall)
3 117
👆🏻

Configuratie electronica

[Xe] 4f14 5d9 6s1

Structura de cristal

Centrat cilindrică se confruntă cu (FCC)

rețelei de cristal

Atom

Numărul de Protonii

78
Rank: 38 (Overall)
3 117
👆🏻

Numărul de Neutronii

117
Rank: 25 (Overall)
4 285
👆🏻

Numărul de Electronii

78
Rank: 38 (Overall)
3 117
👆🏻

Raza unui Atom

Raza atomică

139,00 p.m
Rank: 41 (Overall)
0 348
👆🏻

Raza covalentă

136,00 p.m
Rank: 48 (Overall)
0 260
👆🏻

Van der Waals Raza

175,00 p.m
Rank: 43 (Overall)
0 348
👆🏻

Greutate atomica

47,87 amu
Rank: 78 (Overall)
6.94 294
👆🏻

volum atomic

9,09 cm3 / mol
Rank: 71 (Overall)
1.39 71.07
👆🏻

Numere atomice adiacente

Elementul precedent

Elementul următor

Valence Electron Potential

392,42 (-EV)
Rank: 1 (Overall)
0 392.42
👆🏻

Constant zabrele

392,42 p.m
Rank: 27 (Overall)
0 891.25
👆🏻

zabrele Unghiuri

π/2, π/2, π/2

C latice / A Ratio

1,56
Rank: 44 (Overall)
0.423 1.9
👆🏻

Mecanic

Densitate

Densitatea la temperatura camerei

21,45 g / cm3
Rank: 11 (Overall)
0.534 40.7
👆🏻

Densitate Când lichid (la mp)

19,77 g / cm3
Rank: 12 (Overall)
0.512 41
👆🏻

Rezistență la tracțiune

125,00 MPa
Rank: 26 (Overall)
0.1 11000
👆🏻

Viscozitate

0,00
Rank: 16 (Overall)
1.5E-05 0.0035
👆🏻

Presiunea de vapori

Presiunea de vapori la 1000 K

0,00 (Pa)
Rank: 16 (Overall)
0 121
👆🏻

Presiunea de vapori la 2000 K

0,07 (Pa)
Rank: 18 (Overall)
0 774
👆🏻

Proprietățile elasticitate

shear Modulus

61,00 GPa
Rank: 14 (Overall)
1.3 222
👆🏻

Modulus în vrac

230,00 GPa
Rank: 6 (Overall)
0 462
👆🏻

Modulul lui Young

168,00 GPa
Rank: 15 (Overall)
0 528
👆🏻

poisson Raportul

0,38
Rank: 6 (Overall)
0.032 0.47
👆🏻

Alte proprietăți mecanice

Ductil, Maleabil

Magnetic

Caracteristici magnetice

Gravitație specifică

21,45
Rank: 13 (Overall)
0.53 4500
👆🏻

Comenzi magnetice

paramagnetic

Permeabilitate

0,00 H / m
Rank: 14 (Overall)
1.25643E-06 0.0063
👆🏻

Susceptibil

0,00
Rank: 20 (Overall)
-0.000166 200000
👆🏻

Proprietăți electrice

Domeniul imobilier electrice

Conductor

Rezistivitatea

105,00 nΩ · m
Rank: 30 (Overall)
0.1 961
👆🏻

Conductivitate electrică

0,10 10 6 / cm Ω
Rank: 26 (Overall)
0 0.63
👆🏻

electron afinitate

205,30 kJ / mol
Rank: 2 (Overall)
0 222.8
👆🏻

Termic

Căldura specifică

0,13 J / (kg K)
Rank: 40 (Overall)
0.1 3.6
👆🏻

Molara Capacitatea de căldură

25,86 J / mol · K
Rank: 44 (Overall)
13.1 62.7
👆🏻

Conductivitate termică

71,60 W / m · K
Rank: 24 (Overall)
0 429
👆🏻

Temperatura critică

2.041,00 K
Rank: 19 (Overall)
26.3 3695
👆🏻

Expansiunea termică

8,80 pm / (m · K)
Rank: 58 (Overall)
4.5 97
👆🏻

entalpia

Entalpia de Vaporizarea

510,50 kJ / mol
Rank: 15 (Overall)
7.32 799.1
👆🏻

Entalpie Fusion

19,70 kJ / mol
Rank: 12 (Overall)
2.1 35.23
👆🏻

Entalpie de atomizare

565,00 kJ / mol
Rank: 15 (Overall)
61.5 837
👆🏻

Standard Molar Entropy

41,60 J / mol.K
Rank: 50 (Overall)
9.5 198.1
👆🏻