Simbol
Fe
Număr grup
8
Rank: 10 (Overall)
0
17
👆🏻
perioada Număr
4
Rank: 4 (Overall)
2
7
👆🏻
bloc
d block
Element de familie
metal de tranziție
Numărul CAS
7439896
Rank: 88 (Overall)
7429905
54386242
👆🏻
Nume grup spațiu
3m Im_
Număr spațiu grup
229,00
Rank: 2 (Overall)
11
276
👆🏻
Fapte interesante
- Fier nu este întotdeauna magnetic în natură, allotrope sale sunt feromagnetic, iar allotrope B este nemagnetic.
- Sângele este format din fier molecule de hemoglobină pentru transferul de oxigen în organism.
surse
Scoarta terestra, S-au găsit în minerale
Istorie
care a descoperit
-
Descoperire
Înainte de 5000 î.Hr.
Abundenţă
Abundenței În Universul
0,11 %
Rank: 1 (Overall)
0
0.11
👆🏻
Abundenței În Soare
0,10 %
Rank: 1 (Overall)
0
0.1
👆🏻
Abundenței În Meteoriți
22,00 %
Rank: 1 (Overall)
0
22
👆🏻
Abundenței în scoarța Pământului
6,30 %
Rank: 2 (Overall)
1E-37
8.1
👆🏻
Abundenței în oceanele
0,00 %
Rank: 12 (Overall)
0
1.1
👆🏻
Abundenței la om
0,01 %
Rank: 6 (Overall)
0
1.4
👆🏻
Utilizări și beneficii
- Fier de oțel din aliaj metalic este utilizat în aplicarea ingineriei civile și de fabricație.
- Aliaje de fier cu nichel, vanadiu, crom, wolfram și mangan au proprietăți foarte utile.
Utilizări industriale
industria aerospațială, industria de automobile, Industria chimica, industria electrotehnică, industria electronică
Utilizări medicale
Industria farmaceutica, Instrumente chirurgicale Manufacturing
alte utilizări
Aliaje, Sculpture, statui
Proprietățile biologice
Toxicitate
non Toxic
Prezent în corpul uman
da
in Blood
447,00 Sânge / mg dm-3
Rank: 3 (Overall)
0
1970
👆🏻
in Bone
380,00 ppm
Rank: 5 (Overall)
0
170000
👆🏻
Punct de topire
1.535,00 ° C
Rank: 25 (Overall)
-38.83
3410
👆🏻
Punct de fierbere
2.750,00 ° C
Rank: 39 (Overall)
0
5660
👆🏻
Aspect
Stare fizică
Solid
Culoare
Gri
Luciu
Metalic
Duritate
Mohs Duritate
4,00
Rank: 11 (Overall)
0.2
8.5
👆🏻
Duritatea Brinell
200,00 MPa
Rank: 50 (Overall)
0.14
3490
👆🏻
Duritatea Vickers
608,00 MPa
Rank: 27 (Overall)
0
3920
👆🏻
Viteza sunetului
5.120,00 Domnișoară
Rank: 12 (Overall)
818
16200
👆🏻
Proprietăți optice
Indicele de refractie
2,60
Rank: 4 (Overall)
0.155
3.41
👆🏻
reflexiei
65,00 %
Rank: 18 (Overall)
5
97
👆🏻
forme alotropice
da
alfa forme alotropice
Feritei (alfa fier)
p forme alotropice
beta de fier
y forme alotropice
gamma de fier
Formula chimica
Fe
izotopii
Izotopi cunoscute
26
Rank: 13 (Overall)
0
38
👆🏻
Electronegativitate
Pauling Electronegativitate
1,83
Rank: 15 (Overall)
0
2.6
👆🏻
Sanderson Electronegativitate
2,20
Rank: 8 (Overall)
0.22
2.56
👆🏻
Allred Rochow Electronegativitate
1,64
Rank: 9 (Overall)
0.86
1.9
👆🏻
Mulliken-Jaffe Electronegativitate
1,83
Rank: 16 (Overall)
0.62
2.48
👆🏻
Allen Electronegativitate
1,80
Rank: 15 (Overall)
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2,17
Rank: 41 (Overall)
1.46
3.3
👆🏻
Energiile ionizarea
Primul nivel de energie
762,50 kJ / mol
Rank: 17 (Overall)
375.7
26130
👆🏻
Nivelul 2 Energie
1.561,90 kJ / mol
Rank: 37 (Overall)
392.8
28750
👆🏻
3rd Level Energy
2.957,00 kJ / mol
Rank: 29 (Overall)
392.8
34230
👆🏻
4a Nivel de energie
5.290,00 kJ / mol
Rank: 25 (Overall)
375.7
37066
👆🏻
A 5 Nivel de energie
7.240,00 kJ / mol
Rank: 25 (Overall)
392
97510
👆🏻
A 6 Nivel de energie
9.560,00 kJ / mol
Rank: 20 (Overall)
1007
105800
👆🏻
Nivelul de energie al 7-lea
12.060,00 kJ / mol
Rank: 15 (Overall)
1007
114300
👆🏻
A 8-Level Energy
14.580,00 kJ / mol
Rank: 14 (Overall)
730
125300
👆🏻
Al 9-lea nivel de energie
22.540,00 kJ / mol
Rank: 5 (Overall)
1007
134700
👆🏻
A 10 Nivel de energie
25.290,00 kJ / mol
Rank: 8 (Overall)
392
144300
👆🏻
11 Nivelul de energie
28.000,00 kJ / mol
Rank: 9 (Overall)
392
169988
👆🏻
12 Nivelul de energie
31.920,00 kJ / mol
Rank: 31 (Overall)
0
189368
👆🏻
13 Nivel de energie
34.830,00 kJ / mol
Rank: 9 (Overall)
1007
76015
👆🏻
14 Nivel de energie
37.840,00 kJ / mol
Rank: 11 (Overall)
380
86450
👆🏻
15 Nivel de energie
44.100,00 kJ / mol
Rank: 79 (Overall)
33000
100700
👆🏻
16 Nivelul de energie
47.206,00 kJ / mol
Rank: 64 (Overall)
375.7
109480
👆🏻
17 Nivelul de energie
122.200,00 kJ / mol
Rank: 1 (Overall)
375.7
122200
👆🏻
18 Nivelul de energie
131.000,00 kJ / mol
Rank: 2 (Overall)
0
134810
👆🏻
19 Nivel de energie
140.500,00 kJ / mol
Rank: 3 (Overall)
375.7
148700
👆🏻
20 Nivelul de energie
152.600,00 kJ / mol
Rank: 5 (Overall)
0
171200
👆🏻
21 Nivelul de energie
163.000,00 kJ / mol
Rank: 5 (Overall)
375.7
179100
👆🏻
22 Nivelul de energie
173.600,00 kJ / mol
Rank: 4 (Overall)
330
184900
👆🏻
23 Nivelul de energie
188.100,00 kJ / mol
Rank: 4 (Overall)
357.6
198800
👆🏻
24 Nivelul de energie
195.200,00 kJ / mol
Rank: 1 (Overall)
297.3
195200
👆🏻
25 Nivelul de energie
762,00 kJ / mol
Rank: 15 (Overall)
0
121900
👆🏻
26 Nivelul de energie
762,50 kJ / mol
Rank: 15 (Overall)
357.6
127700
👆🏻
27 Nivelul de energie
762,50 kJ / mol
Rank: 14 (Overall)
0
133800
👆🏻
28 Nivelul de energie
762,50 kJ / mol
Rank: 20 (Overall)
297.3
139800
👆🏻
29 Nivelul de energie
762,50 kJ / mol
Rank: 20 (Overall)
0
148100
👆🏻
30 Nivelul de energie
762,00 kJ / mol
Rank: 15 (Overall)
0
154500
👆🏻
echivalent electrochimică
0,69 g / amp-hr
Rank: 69 (Overall)
0.16812
8.3209
👆🏻
Funcția de electroni de lucru
4,70 eV
Rank: 15 (Overall)
2.14
6
👆🏻
Celelalte proprietăți chimice
Coroziune, ionizarea, Solubilitate
Numar atomic
26
Rank: 80 (Overall)
3
117
👆🏻
Configuratie electronica
[Ar] 3d 6 4s 2
Structura de cristal
Corp Centrat cilindrică (CCA)
rețelei de cristal
Atom
Numărul de Protonii
26
Rank: 79 (Overall)
3
117
👆🏻
Numărul de Neutronii
30
Rank: 61 (Overall)
4
285
👆🏻
Numărul de Electronii
26
Rank: 79 (Overall)
3
117
👆🏻
Raza unui Atom
Raza atomică
126,00 p.m
Rank: 50 (Overall)
0
348
👆🏻
Raza covalentă
132,00 p.m
Rank: 50 (Overall)
0
260
👆🏻
Van der Waals Raza
200,00 p.m
Rank: 35 (Overall)
0
348
👆🏻
Greutate atomica
55,85 amu
Rank: 74 (Overall)
6.94
294
👆🏻
volum atomic
7,10 cm3 / mol
Rank: 79 (Overall)
1.39
71.07
👆🏻
Numere atomice adiacente
Elementul precedent
Elementul următor
Valence Electron Potential
67,00 (-EV)
Rank: 20 (Overall)
0
392.42
👆🏻
Constant zabrele
286,65 p.m
Rank: 70 (Overall)
0
891.25
👆🏻
zabrele Unghiuri
π/2, π/2, π/2
C latice / A Ratio
1,35
Rank: 53 (Overall)
0.423
1.9
👆🏻
Densitate
Densitatea la temperatura camerei
7,87 g / cm3
Rank: 57 (Overall)
0.534
40.7
👆🏻
Densitate Când lichid (la mp)
6,98 g / cm3
Rank: 64 (Overall)
0.512
41
👆🏻
Rezistență la tracțiune
11.000,00 MPa
Rank: 1 (Overall)
0.1
11000
👆🏻
Viscozitate
0,00
Rank: 19 (Overall)
1.5E-05
0.0035
👆🏻
Presiunea de vapori
Presiunea de vapori la 1000 K
0,00 (Pa)
Rank: 30 (Overall)
0
121
👆🏻
Presiunea de vapori la 2000 K
36,80 (Pa)
Rank: 5 (Overall)
0
774
👆🏻
Proprietățile elasticitate
shear Modulus
82,00 GPa
Rank: 11 (Overall)
1.3
222
👆🏻
Modulus în vrac
170,00 GPa
Rank: 10 (Overall)
0
462
👆🏻
Modulul lui Young
211,00 GPa
Rank: 9 (Overall)
0
528
👆🏻
poisson Raportul
0,29
Rank: 15 (Overall)
0.032
0.47
👆🏻
Alte proprietăți mecanice
Ductil, Maleabil, Sudabil
Caracteristici magnetice
Gravitație specifică
7,20
Rank: 61 (Overall)
0.53
4500
👆🏻
Comenzi magnetice
Feromagnetic
Permeabilitate
0,01 H / m
Rank: 1 (Overall)
1.25643E-06
0.0063
👆🏻
Susceptibil
200.000,00
Rank: 1 (Overall)
-0.000166
200000
👆🏻
Proprietăți electrice
Domeniul imobilier electrice
Conductor
Rezistivitatea
96,10 nΩ · m
Rank: 32 (Overall)
0.1
961
👆🏻
Conductivitate electrică
0,10 10 6 / cm Ω
Rank: 24 (Overall)
0
0.63
👆🏻
electron afinitate
15,70 kJ / mol
Rank: 40 (Overall)
0
222.8
👆🏻
Căldura specifică
0,44 J / (kg K)
Rank: 13 (Overall)
0.1
3.6
👆🏻
Molara Capacitatea de căldură
25,10 J / mol · K
Rank: 52 (Overall)
13.1
62.7
👆🏻
Conductivitate termică
80,40 W / m · K
Rank: 22 (Overall)
0
429
👆🏻
Temperatura critică
1.811,00 K
Rank: 29 (Overall)
26.3
3695
👆🏻
Expansiunea termică
11,80 pm / (m · K)
Rank: 44 (Overall)
4.5
97
👆🏻
entalpia
Entalpia de Vaporizarea
351,00 kJ / mol
Rank: 33 (Overall)
7.32
799.1
👆🏻
Entalpie Fusion
14,90 kJ / mol
Rank: 23 (Overall)
2.1
35.23
👆🏻
Entalpie de atomizare
414,20 kJ / mol
Rank: 24 (Overall)
61.5
837
👆🏻
Standard Molar Entropy
27,30 J / mol.K
Rank: 73 (Overall)
9.5
198.1
👆🏻