https://wikibeta.org/index.php?action=history&feed=atom&title=S%E1%BA%AFt%28II%2CIII%29_diphosphat 2026-08-10T22:46:12Z Lịch sử thay đổi trang này trên wiki MediaWiki 1.46.0 https://wikibeta.org/index.php?title=S%E1%BA%AFt(II,III)_diphosphat&diff=7211653&oldid=prev 2025-09-09T05:16:26Z

<p><span class="autocomment">top: </span> clean up</p> <p><b>Trang mới</b></p><div>{{Chembox<br /> | OtherNames = Triron đipyrophotphat&lt;br&gt;Triron điđiphotphat&lt;br&gt;Sắt(II,III) điphotphat(V)&lt;br&gt;Triron đipyrophotphat(V)&lt;br&gt;Triron điđiphotphat(V)&lt;br&gt;Sắt(II,III) pyrophotphat&lt;br&gt;Triferrum đipyrophotphat&lt;br&gt;triferrum điđiphotphat&lt;br&gt;Triferrum đipyrophotphat(V)&lt;br&gt;Triferrum điđiphotphat(V)<br /> | Section1 = {{Chembox Identifiers<br /> | CASNo_Ref = {{cascite|correct|CAS}}<br /> | CASNo = 132333-22-3}}<br /> | Section2 = {{Chembox Properties<br /> | Formula = Fe&lt;sub&gt;3&lt;/sub&gt;(P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;)&lt;sub&gt;2&lt;/sub&gt;<br /> | MolarMass = 515,4274 g/mol<br /> | Appearance = tinh thể nâu đen&lt;ref name=Handbook&gt;Handbook of inorganic substances 2017, trang 595 – [https://books.google.com.vn/books?id=ROEsDwAAQBAJ&amp;pg=PA595]. Truy cập 26 tháng 3 năm 2020.&lt;/ref&gt;<br /> | Density = 3,07 g/cm³&lt;ref name=Handbook/&gt;<br /> | Solubility = không tan}}<br /> | Section3 = {{Chembox Structure<br /> | LattConst_a = 0,895 nm<br /> | LattConst_b = 1,2235 nm<br /> | LattConst_c = 1,0174 nm}}}}<br /> &#039;&#039;&#039;Sắt(II,III) điphotphat&#039;&#039;&#039; hay sắt(II,III) pyrophotphat ([[công thức hóa học]]: &#039;&#039;&#039;Fe&lt;sub&gt;3&lt;/sub&gt;(P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;)&lt;sub&gt;2&lt;/sub&gt;&#039;&#039;&#039;) là một trong những sắt pyrophotphat, chứa cả hai trạng thái hóa trị Fe&lt;sup&gt;2+&lt;/sup&gt; và Fe&lt;sup&gt;3+&lt;/sup&gt;. Ngoài ra, sắt pyrophotphat khác bao gồm [[Sắt(II) điphotphat|Fe&lt;sub&gt;2&lt;/sub&gt;P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;]], [[Sắt(II,III) điphotphat (5:1)|Fe&lt;sub&gt;7&lt;/sub&gt;(P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;)&lt;sub&gt;4&lt;/sub&gt;]], [[Sắt(III) điphotphat|Fe&lt;sub&gt;4&lt;/sub&gt;(P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;)&lt;sub&gt;3&lt;/sub&gt;]] và nhiều hơn.&lt;ref&gt;LK Elbouaanani, B Malaman, R Gerardin, &#039;&#039;et al&#039;&#039;. Crystal Structure Refinement and Magnetic Properties of Fe&lt;sub&gt;4&lt;/sub&gt;(P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;)&lt;sub&gt;3&lt;/sub&gt; Studied by Neutron Diffraction and Mössbauer Techniques. Journal of Solid State Chemistry, 2002. 163 (2): 412–420. {{DOI|10.1006/jssc.2001.9415}}.&lt;/ref&gt; Trong hợp chất này, tỉ lệ Fe&lt;sub&gt;2&lt;/sub&gt;P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;:Fe&lt;sub&gt;4&lt;/sub&gt;(P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;)&lt;sub&gt;3&lt;/sub&gt; là 1:1.<br /> <br /> ==Tính chất==<br /> Triron đipyrophotphat có hai dạng tinh thể, α- và β-. Pyrophotphat loại α có thể thúc đẩy quá trình khử [[axit isobutyric]].&lt;ref&gt;Jacques C. Védrine. [https://www.researchgate.net/profile/Jacques_Vedrine/publication/226298449_Partial_Oxidation_Reactions_on_Phosphate-Based_Catalysts/links/5448d3820cf2d62c3052ca1c/Partial-Oxidation-Reactions-on-Phosphate-Based-Catalysts.pdf Partial oxidation reactions on phosphate-based catalysts]. Topics in Catalysis 11/12 (2000), 147–152.&lt;/ref&gt;<br /> <br /> ==Cấu trúc==<br /> Fe&lt;sub&gt;3&lt;/sub&gt;(P&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;)&lt;sub&gt;2&lt;/sub&gt; kết tinh trong [[nhóm không gian]] Pnma, [[ký hiệu Pearson]] oP84,62, các hằng số mạng tinh thể &#039;&#039;a&#039;&#039; = 0,895&amp;nbsp;nm, &#039;&#039;b&#039;&#039; = 1,2235&amp;nbsp;nm, &#039;&#039;c&#039;&#039; = 1,0174&amp;nbsp;nm, α = 90°, β = 90°, γ = 90°.&lt;ref name=Handbook/&gt;<br /> <br /> ==Tham khảo==<br /> {{Tham khảo}}<br /> {{Hợp chất sắt|state=}}<br /> {{Sơ khai hóa học}}<br /> <br /> [[Thể loại:Hợp chất sắt]]</div>

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