Dzelzs (Fe)

ķīmiskais elements

Atomic Number	26
Atomic Weight	55.845
Masas skaitlis	56

Group	8
Period	4
Block	d

protons	26 p⁺
neitrons	30 n⁰
elektrons	26 e^-

Animated Bora atoma struktūras modelis of Fe (Dzelzs)

Fizikāla Īpašība

Atoma Rādiuss	140 pm 237 pm
molar volume	7,1 cm³/mol
Covalent Radius	116 pm 109 pm 102 pm 140 pm 142 pm
Metallic Radius	117 pm 126 pm
ionic radius	63 pm 64 pm 61 pm 78 pm 92 pm 49 pm 58 pm 55 pm 64,5 pm 78 pm 58,5 pm 25 pm
Crystal Radius	77 pm 78 pm 75 pm 92 pm 106 pm 63 pm 72 pm 69 pm 78,5 pm 92 pm 72,5 pm 39 pm
Van der Waals radius	205 pm 204 pm 223 pm 291,2 pm
blīvums	7,87 g/cm³ 6 980 kg/m³

Chemical Property

enerģija

proton affinity	754 kJ/mol
Elektrontieksme	0,151 eV/particle
jonizācijas potenciāls	7,9024678 eV/particle 16,1992 eV/particle 30,651 eV/particle 54,91 eV/particle 75 eV/particle 98,985 eV/particle 125 eV/particle 151,06 eV/particle 233,6 eV/particle 262,1 eV/particle 290,9 eV/particle 330,81 eV/particle 361 eV/particle 392,2 eV/particle 456,2 eV/particle 489,312 eV/particle 1 262,7 eV/particle 1 357,8 eV/particle 1 460 eV/particle 1 575,6 eV/particle 1 687 eV/particle 1 798,43 eV/particle 1 950,4 eV/particle 2 045,759 eV/particle 8 828,1875 eV/particle 9 277,681 eV/particle

enthalpy of vaporization	340 kJ/mol
enthalpy of fusion	13,8 kJ/mol
standard enthalpy of formation	415,5 kJ/mol
elektrons

electron shell	2, 8, 14, 2

vērtības elektrons	2 ⓘ

elektronu konfigurācija	[Ar] 3d⁶ 4s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁶ 4s²

Oksidēšanas pakāpe	-4, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7
elektronegativitāte	10,64 eV/particle 0.1392532 1.83
Electrophilicity Index	1,045904228706801 eV/particle
fundamentālais agregātstāvoklis

agregātstāvoklis	Solid
gaseous state of matter
Boiling Point	3 134,15 K
Melting Point	1 811,15 K
critical pressure
critical temperature	9 340,15 K
trīskāršais punkts
appearance
krāsa	Gray #ffa500 #e06633 #e06633
appearance	lustrous metallic with a grayish tinge
Laušanas koeficients
thermodynamic material property
Thermal Conductivity	80,4 W/(m K)
Termiskā izplešanās	0,0000118 1/K
Molārā siltumietilpība	25,1 J/(mol K)
Specific Heat Capacity	0,449 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
electrical conductivity	10 MS/m
īpatnējā pretestība	0,00000009700000000001 Ω*m
Supravadītspēja
Magnētisms
type	ferromagnetic
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curie temperature	1 043 K
Néel temperature
struktūra
Crystal Structure	Body Centered Cubic (BCC)
lattice constant	2,87 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
Cietība	490 MPa 4 MPa 608 MPa
tilpuma elastības modulis	170 GPa
shear modulus	82 GPa
Junga modulis	211 GPa
Poisson's ratio	0,29
skaņas ātrums	4 910 m/s
klasifikācija
Category	Transition metals, Transition metals
CAS Group	VIIIA
IUPAC Group	VIII
Glawe Number	71
Mendeleev Number	59
Pettifor Number	61
Geochemical Class	major
Goldschmidt classification	siderophile

other

Gas Basicity	731,1 kJ/mol
polarizability	62 ± 4 a₀
C6 Dispersion Coefficient	482 a₀ 548 a₀
allotrope
Neutron cross section	2,56
Neutron Mass Absorption	0,0015
quantum number	5D4
space group	229 (Im_3m)

Isotopes of Iron

Stable Isotopes	3
Unstable Isotopes	29
Natural Isotopes	4

⁴⁵Fe

Masas skaitlis	45
neutron number	19
Relative Atomic Mass	45,015467 ± 0,000304 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	2,5 ± 0,2 ms
spins	3/2
nuclear quadrupole moment
atklāšanas datums	1996
parity	+

decay mode	intensity
2p (2-proton emission)	70%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	30%
β⁺ p (β⁺-delayed proton emission)	18.9%
2p (2-proton emission)	7.8%

⁴⁶Fe

Masas skaitlis	46
neutron number	20
Relative Atomic Mass	46,001299 ± 0,000322 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	13 ± 2 ms
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1992
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	78.7%
2p (2-proton emission)

⁴⁷Fe

Masas skaitlis	47
neutron number	21
Relative Atomic Mass	46,992346 ± 0,000537 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	21,9 ± 0,2 ms
spins	7/2
nuclear quadrupole moment
atklāšanas datums	1992
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	88.4%

⁴⁸Fe

Masas skaitlis	48
neutron number	22
Relative Atomic Mass	47,980667 ± 0,000099 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	45,3 ± 0,6 ms
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1987
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	15.3%

⁴⁹Fe

Masas skaitlis	49
neutron number	23
Relative Atomic Mass	48,973429 ± 0,000026 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	64,7 ± 0,3 ms
spins	7/2
nuclear quadrupole moment
atklāšanas datums	1970
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	56.7%

⁵⁰Fe

Masas skaitlis	50
neutron number	24
Relative Atomic Mass	49,962988 ± 0,000009 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	152 ± 0,6 ms
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1977
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	0%

⁵¹Fe

Masas skaitlis	51
neutron number	25
Relative Atomic Mass	50,956855137 ± 0,000001501 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	305,4 ± 2,3 ms
spins	5/2
nuclear quadrupole moment
atklāšanas datums	1972
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁵²Fe

Masas skaitlis	52
neutron number	26
Relative Atomic Mass	51,948113364 ± 0,000000192 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	8,275 ± 0,008 h
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1948
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁵³Fe

Masas skaitlis	53
neutron number	27
Relative Atomic Mass	52,945305629 ± 0,000001792 Da
g-factor	-0,18571428571429 ± 0,0028571428571429
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	8,51 ± 0,02 m
spins	7/2
nuclear quadrupole moment
atklāšanas datums	1938
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁵⁴Fe

Masas skaitlis	54
neutron number	28
Relative Atomic Mass	53,939608189 ± 0,000000368 Da
g-factor	0
natural abundance	5,845 ± 0,105
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1923
parity	+

decay mode	intensity
2β⁺ (double β⁺ decay)

⁵⁵Fe

Masas skaitlis	55
neutron number	29
Relative Atomic Mass	54,938291158 ± 0,00000033 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	2,7562 ± 0,0004 y
spins	3/2
nuclear quadrupole moment
atklāšanas datums	1939
parity	-

decay mode	intensity
ϵ (electron capture)	100%

⁵⁶Fe

Masas skaitlis	56
neutron number	30
Relative Atomic Mass	55,934935537 ± 0,000000287 Da
g-factor	0
natural abundance	91,754 ± 0,106
radioaktivitāte	stable isotope
Pussabrukšanas periods	Not Radioactive ☢️
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1923
parity	+

⁵⁷Fe

Masas skaitlis	57
neutron number	31
Relative Atomic Mass	56,93539195 ± 0,000000287 Da
g-factor
natural abundance	2,119 ± 0,029
radioaktivitāte	stable isotope
Pussabrukšanas periods	Not Radioactive ☢️
spins	1/2
nuclear quadrupole moment	0
atklāšanas datums	1935
parity	-

⁵⁸Fe

Masas skaitlis	58
neutron number	32
Relative Atomic Mass	57,933273575 ± 0,000000339 Da
g-factor	0
natural abundance	0,282 ± 0,012
radioaktivitāte	stable isotope
Pussabrukšanas periods	Not Radioactive ☢️
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1935
parity	+

⁵⁹Fe

Masas skaitlis	59
neutron number	33
Relative Atomic Mass	58,934873492 ± 0,000000354 Da
g-factor	-0,22386666666667 ± 0,00026666666666667
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	44,5 ± 0,012 d
spins	3/2
nuclear quadrupole moment
atklāšanas datums	1938
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁶⁰Fe

Masas skaitlis	60
neutron number	34
Relative Atomic Mass	59,934070249 ± 0,000003656 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	2,62 ± 0,04 My
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1957
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁶¹Fe

Masas skaitlis	61
neutron number	35
Relative Atomic Mass	60,936746241 ± 0,0000028 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	5,98 ± 0,06 m
spins	3/2
nuclear quadrupole moment
atklāšanas datums	1957
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁶²Fe

Masas skaitlis	62
neutron number	36
Relative Atomic Mass	61,936791809 ± 0,000003 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	68 ± 2 s
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1975
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁶³Fe

Masas skaitlis	63
neutron number	37
Relative Atomic Mass	62,940272698 ± 0,000004618 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	6,1 ± 0,6 s
spins	5/2
nuclear quadrupole moment
atklāšanas datums	1980
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁶⁴Fe

Masas skaitlis	64
neutron number	38
Relative Atomic Mass	63,940987761 ± 0,000005386 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	2 ± 0,2 s
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1980
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁶⁵Fe

Masas skaitlis	65
neutron number	39
Relative Atomic Mass	64,945015323 ± 0,000005487 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	805 ± 10 ms
spins	1/2
nuclear quadrupole moment	0
atklāšanas datums	1980
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁶⁶Fe

Masas skaitlis	66
neutron number	40
Relative Atomic Mass	65,946249958 ± 0,0000044 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	467 ± 29 ms
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1985
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁶⁷Fe

Masas skaitlis	67
neutron number	41
Relative Atomic Mass	66,95093 ± 0,0000041 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	394 ± 9 ms
spins	1/2
nuclear quadrupole moment	0
atklāšanas datums	1985
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁶⁸Fe

Masas skaitlis	68
neutron number	42
Relative Atomic Mass	67,952875 ± 0,000207 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	188 ± 4 ms
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1985
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0%

⁶⁹Fe

Masas skaitlis	69
neutron number	43
Relative Atomic Mass	68,957918 ± 0,000215 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	162 ± 7 ms
spins	1/2
nuclear quadrupole moment	0
atklāšanas datums	1992
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷⁰Fe

Masas skaitlis	70
neutron number	44
Relative Atomic Mass	69,960397 ± 0,000322 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	61,4 ± 0,7 ms
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1997
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁷¹Fe

Masas skaitlis	71
neutron number	45
Relative Atomic Mass	70,965722 ± 0,000429 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	34,3 ± 2,6 ms
spins	7/2
nuclear quadrupole moment
atklāšanas datums	1997
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷²Fe

Masas skaitlis	72
neutron number	46
Relative Atomic Mass	71,968599 ± 0,000537 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	17 ± 1 ms
spins	0
nuclear quadrupole moment	0
atklāšanas datums	1997
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷³Fe

Masas skaitlis	73
neutron number	47
Relative Atomic Mass	72,974246 ± 0,000537 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	12,9 ± 1,6 ms
spins	7/2
nuclear quadrupole moment
atklāšanas datums	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷⁴Fe

Masas skaitlis	74
neutron number	48
Relative Atomic Mass	73,977821 ± 0,000537 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods	5 ± 5 ms
spins	0
nuclear quadrupole moment	0
atklāšanas datums	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷⁵Fe

Masas skaitlis	75
neutron number	49
Relative Atomic Mass	74,984219 ± 0,000644 Da
g-factor
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods
spins	9/2
nuclear quadrupole moment
atklāšanas datums	2013
parity	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷⁶Fe

Masas skaitlis	76
neutron number	50
Relative Atomic Mass	75,988631 ± 0,000644 Da
g-factor	0
natural abundance
radioaktivitāte	☢️ radioactive element
Pussabrukšanas periods
spins	0
nuclear quadrupole moment	0
atklāšanas datums	2017
parity	+

decay mode	intensity
β⁻ (β⁻ decay)

vēsture

atklājējs vai izgudrotājs	Known to the ancients.
atraduma atrašanās vieta
atklāšanas datums
Etimoloģija	Anglo-Saxon: iron; symbol from Latin: ferrum (iron).
izruna	EYE-ern (angļu)

avots

Abundance
Abundance in Earth's crust	56 300 mg/kg
natural abundance (okeāns)	0,002 mg/L
natural abundance (cilvēka ķermenis)	0,006 %
natural abundance (meteoroīds)	22 %
natural abundance (Saule)	0,1 %
Abundance in Universe	0,11 %

Nuclear Screening Constants

1	s	0.619
2	p	3.9112
2	s	7.401
3	d	14.8202
3	p	13.2221
3	s	12.3239
4	s	20.566

Dzelzs on ChemicalAid

AAT ID	300011002
AEDA subject keyword ID	17568
Austrālijas Izglītības vārdnīcas identifikators	scot/2214
BNCF	474
BNE identifikators	XX524497
BNF kods	11975665r
Brockhaus Enzyklopädie online ID	Hola
Brockhaus Enzyklopädie online ID	eisen-20
CAS reģistrācijas numurs	7439-89-6
ChEBI ID	18248
ChemSpider ID	22368
CosIng number	83503
DSSTOX compound identifier	DTXCID3023710
DSSTox identifikators	DTXSID5043710
Den Store Danske ID	jern
Drugbank ID	01592
ECHA Substance Infocard ID	100.028.270
Enciklopēdijas "Krugosvet" raksts	nauka_i_tehnika/himiya/ZHELEZO.html
Encyclopedie berbere keyword ID	2031
Encyclopædia Britannica tiešsaistes ID	science/iron-chemical-element
Encyclopædia Universalis ID	fer-l-element-metallique
Encyclopædia Universalis ID	fer-vue-d-ensemble
EuroVoc ID	981
Europeana Fashion Vocabulary ID	10552
Freebase identifikators	/m/025rw19
French Vikidia ID	Fer
GND identifikators	4014002-7
Golden ID	Iron-RM8V
Great Aragonese Encyclopedia ID	6825
Gujarati Vishwakosh entry	આયર્ન-લોહ
HDS ID	026231
HSDB ID	604
Human Metabolome Database ID	HMDB0015531
InChI	InChI=1S/Fe
InChIKey	XEEYBQQBJWHFJM-UHFFFAOYSA-N
Italian Vikidia ID	Ferro
KBpedia ID	Iron
KEGG ID	C00023
Klexikon raksta ID	Eisen
Krievijas Lielās enciklopēdijas tiešsaistes kods	2625019
LCCN identifikators	sh85068131
Language of Bindings ID	2416
Latvijas Nacionālās enciklopēdijas tiešsaistes ID	149532
LiverTox ID	Iron
MeSH ID	D007501
MeSH concept ID	M0011718
NALT ID	33434
NDF-RT ID	N0000146032
NDL identifikators	00572915
NE.se ID	järn
NKC identifikators	ph127955
Namuwiki ID	철(원소)
National Library of Israel J9U ID	987007560416405171
Nomisma ID	fe
OmegaWiki definētā nozīme	2024
Open Food Facts ingredient ID	iron
PACTOLS thesaurus ID	pcrtJWWucnutA0
PSH ID	5775
Probes And Drugs ID	PD009463
PubChem ID (CID)	23925
Quora temata ID	Iron
RKD thesaurus ID	37450
RxNorm ID	90176
Römpp online ID	RD-05-00418
STW Thesaurus for Economics ID	14281-3
Spanish Cultural Heritage thesauri ID	materias/1000924
Spanish Vikidia ID	Hierro
Store norske leksikon ID	jern
Treccani ID	ferro
UK Archival Thesaurus ID	f2/mt225/4347/3178
UMLS CUI	C0302583
UNESCO Thesaurus ID	concept10788
UNII	E1UOL152H7
USGS Thesaurus ID	1483
WikiSkripta ID	7294
Wolfram Language entity code	Entity["Mineral", "Iron"]
WordNet 3.1 Synset ID	14666595-n
YSO ID	11738
ZVG number	8210

Dzelzs (Fe)

Fizikāla Īpašība

Chemical Property

other

Isotopes of Iron

45Fe

46Fe

47Fe

48Fe

49Fe

50Fe

51Fe

52Fe

53Fe

54Fe

55Fe

56Fe

57Fe

58Fe

59Fe

60Fe

61Fe

62Fe

63Fe

64Fe

65Fe

66Fe

67Fe

68Fe

69Fe

70Fe

71Fe

72Fe

73Fe

74Fe

75Fe

76Fe

vēsture

avots

Nuclear Screening Constants

⁴⁵Fe

⁴⁶Fe

⁴⁷Fe

⁴⁸Fe

⁴⁹Fe

⁵⁰Fe

⁵¹Fe

⁵²Fe

⁵³Fe

⁵⁴Fe

⁵⁵Fe

⁵⁶Fe

⁵⁷Fe

⁵⁸Fe

⁵⁹Fe

⁶⁰Fe

⁶¹Fe

⁶²Fe

⁶³Fe

⁶⁴Fe

⁶⁵Fe

⁶⁶Fe

⁶⁷Fe

⁶⁸Fe

⁶⁹Fe

⁷⁰Fe

⁷¹Fe

⁷²Fe

⁷³Fe

⁷⁴Fe

⁷⁵Fe

⁷⁶Fe