{{위키데이터 속성 추적}}
[[파일:Almindeligt rust - jernoxid.jpg|섬네일|260px|전기화학적 산화철(녹)]]

'''산화 철'''(酸化鐵, iron oxide)은 [[철]]의 [[산화물]]이다.

== 화학량론 ==
[[파일:IronOxidePigmentUSGOV.jpg|섬네일|산화철 안료. 갈색은 철이 산화 상태 +3에 있음을 나타낸다.|261px]]
[[파일:Red and green iron oxides.jpg|섬네일|upright|석회석 코어 샘플(limestone core sample)의 녹색 및 적갈색 얼룩은 각각 Fe<sup>2+</sup> 및 Fe<sup>3+</sup>의 산화물/수산화물에 해당한다.]]

* Fe<sup>II</sup>의 산화물
** FeO: [[산화 철(II)]], [[뷔스타이트]]
* Fe<sup>II</sup>와 Fe<sup>III</sup>의 혼합 산화물
** Fe<sub>3</sub>O<sub>4</sub>: [[산화 철(II,III)]], [[자철석]]
** Fe<sub>4</sub>O<sub>5</sub><ref>{{저널 인용|title=Discovery of the recoverable high-pressure iron oxide Fe4O5|date=Oct 2011 | doi=10.1073/pnas.1107573108 |pmid=21969537 | volume=108|issue=42|journal=Proceedings of the National Academy of Sciences|pages=17281–17285|bibcode=2011PNAS..10817281L|pmc=3198347|last1=Lavina |first1=B. |last2=Dera |first2=P. |last3=Kim |first3=E. |last4=Meng |first4=Y. |last5=Downs |first5=R. T. |last6=Weck |first6=P. F. |last7=Sutton |first7=S. R. |last8=Zhao |first8=Y. |doi-access=free }}</ref>
** Fe<sub>5</sub>O<sub>6</sub><ref>{{저널 인용|title = Synthesis of Fe5O6|journal = Science Advances|volume = 1|issue = 5|pages = e1400260|doi = 10.1126/sciadv.1400260|pmid = 26601196|year = 2015|last1 = Lavina|first1 = Barbara|last2 = Meng|first2 = Yue|pmc = 4640612}}</ref>
** Fe<sub>5</sub>O<sub>7</sub><ref name = "oxides">{{저널 인용| title = Structural complexity of simple Fe2O3 at high pressures and temperatures| journal = Nature Communications| volume = 7| pages = 10661| doi = 10.1038/ncomms10661| pmid = 26864300| pmc = 4753252| year = 2016| last1 = Bykova| first1 = E.| last2 = Dubrovinsky| first2 = L.| last3 = Dubrovinskaia| first3 = N.| last4 = Bykov| first4 = M.| last5 = McCammon| first5 = C.| last6 = Ovsyannikov| first6 = S. V.| last7 = Liermann| first7 = H. -P.| last8 = Kupenko| first8 = I.| last9 = Chumakov| first9 = A. I.| last10 = Rüffer| first10 = R.| last11 = Hanfland| first11 = M.| last12 = Prakapenka| first12 = V.| bibcode = 2016NatCo...710661B}}</ref>
** Fe<sub>25</sub>O<sub>32</sub><ref name="oxides" />
**Fe<sub>13</sub>O<sub>19</sub><ref>{{저널 인용| title = The crystal structures of Mg2Fe2C4O13, with tetrahedrally coordinated carbon, and Fe13O19, synthesized at deep mantle conditions| journal = American Mineralogist| volume = 100| issue = 8–9| pages = 2001–2004| doi = 10.2138/am-2015-5369| year = 2015| last1 = Merlini| first1 = Marco| last2 = Hanfland| first2 = Michael| last3 = Salamat| first3 = Ashkan| last4 = Petitgirard| first4 = Sylvain| last5 = Müller| first5 = Harald| bibcode = 2015AmMin.100.2001M| s2cid = 54496448}}</ref>
* Fe<sup>III</sup>의 산화물
** Fe<sub>2</sub>O<sub>3</sub>: [[산화 철(III)]]
*** α-Fe<sub>2</sub>O<sub>3</sub>: [[산화 철(III)#알파상|알파상]], [[적철석]]
*** β-Fe<sub>2</sub>O<sub>3</sub>: [[산화 철(III)#기타 고체상|베타상]],
*** γ-Fe<sub>2</sub>O<sub>3</sub>: [[산화 철(III)#감마상|감마상]], [[마그헤마이트]](maghemite)
*** ε-Fe<sub>2</sub>O<sub>3</sub>: [[산화 철(III)#기타 고체상|엡실론상]]

==열 팽창==
{| class="wikitable"
|+
! 산화 철
! [[열팽창 계수|CTE]] (× 10<sup>−6</sup> °C<sup>−1</sup>)
|-
|Fe<sub>2</sub>O<sub>3</sub>
|14.9<ref name=":0">{{저널 인용|last1=Fakouri Hasanabadi|first1=M.|last2=Kokabi|first2=A.H.|last3=Nemati|first3=A.|last4=Zinatlou Ajabshir|first4=S.|date=February 2017|title=Interactions near the triple-phase boundaries metal/glass/air in planar solid oxide fuel cells|journal=International Journal of Hydrogen Energy|volume=42|issue=8|pages=5306–5314|doi=10.1016/j.ijhydene.2017.01.065|issn=0360-3199}}</ref>
|-
|Fe<sub>3</sub>O<sub>4</sub>
|>9.2<ref name=":0" />
|-
|FeO
|12.1<ref name=":0" />
|}

== 산화수산화물 ==
{{본문|산화수산화 철(III)}}
* [[침철석]] (α-FeOOH),
* [[아카가네이테]] (β-FeOOH, akaganéite)
* [[레피도크로사이트]] (γ-FeOOH, lepidocrocite)
* [[페록시하이트]] (δ-FeOOH, feroxyhyte)
* [[페리하이드라이트]] (Fe<sub>5</sub>HO<sub>8</sub>·4H<sub>2</sub>O, ferrihydrite)
* 고압 pyrite구조 FeOOH
* [[녹색 녹]](green rust)

==반응==
===자연에서===

==용도==

== 같이 보기 ==
* [[수산화 철(II)]] (iron(II) hydroxide)
* [[산화수산화 철(III)]] (iron(III) oxide-hydroxide)
* [[갈철석]]
* [[철]]
* [[산화 철(II)]]
* [[산화 철(III)]]
* [[산화 철(II,III)]]
* [[철(II)]]
* [[철(III)]]

== 각주 ==
<references />

{{위키공용분류}}
{{전거 통제}}

[[분류:철 화합물]]
[[분류:전이 금속 산화물]]