https://wiki.guldforum.se/w/index.php?action=history&feed=atom&title=J%C3%A4rn%28II%29klorid Järn(II)klorid - Versionshistorik 2026-11-07T06:10:21Z Versionshistorik för denna sida på wikin MediaWiki 1.43.6 https://wiki.guldforum.se/w/index.php?title=J%C3%A4rn(II)klorid&diff=12680&oldid=prev Dan Olsson den 2 mars 2013 kl. 19.44 2013-03-02T19:44:34Z <p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="sv"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Äldre version</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Versionen från 2 mars 2013 kl. 14.44</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l44">Rad 44:</td> <td colspan="2" class="diff-lineno">Rad 44:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Kategori:Järnföreningar]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Kategori:Järnföreningar]]</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Kategori:Klorider]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Kategori:Klorider]]</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"></del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[ar:كلوريد الحديد الثنائي]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[cs:Chlorid železnatý]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[de:Eisen(II)-chlorid]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[en:Iron(II) chloride]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[es:Cloruro de hierro (II)]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[fa:کلرید آهن(II)]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[fr:Chlorure de fer(II)]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[it:Cloruro ferroso]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[hu:Vas(II)-klorid]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[nl:IJzer(II)chloride]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[ja:塩化鉄(II)]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[pl:Chlorek żelaza(II)]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[pt:Cloreto de ferro (II)]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[ro:Clorură de fier (II)]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[ru:Хлорид железа(II)]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[simple:Iron(II) chloride]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[sk:Chlorid železnatý]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[sr:Gvožđe(II) hlorid]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[zh:氯化亚铁]]</del></div></td><td colspan="2" class="diff-side-added"></td></tr> </table> Dan Olsson https://wiki.guldforum.se/w/index.php?title=J%C3%A4rn(II)klorid&diff=7267&oldid=prev Dan Olsson: 1 version 2013-02-24T14:13:32Z <p>1 version</p> <p><b>Ny sida</b></p><div>{{Kemibox<br /> |Vardagligt namn = Järndiklorid<br /> |Bild = Ferrous chloride.png<br /> |Bildtext = Strukturformel<br /> |Bildbredd = <br /> |Bild2 = <br /> |Bild2text = <br /> |Systematiskt namn = Järn(II)diklorid<br /> |Övriga namn = <br /> |Kemisk formel = [[Järn|Fe]][[Klor|Cl]]&lt;sub&gt;2&lt;/sub&gt;<br /> |Utseende = Vita (&#039;&#039;anhydrat&#039;&#039;) eller blekt gröna (&#039;&#039;hydrat&#039;&#039;) kristaller<br /> |CAS-nummer = 7758-94-3<br /> |SMILES = [Fe+2].[Cl-].[Cl-]<br /> |Molmassa = 126,751<br /> |Densitet = 3,16<br /> |Löslighet = 685<br /> |LöslighetTemp = <br /> |Smältpunkt = 677<br /> |Smältextra = <br /> |Kokpunkt = 1023<br /> |Kokextra = <br /> |Huvudfara = {{Farosymbol|Xn}}<br /> |NFPA704 = <br /> |LD50 = 450 mg/kg<br /> |}}<br /> <br /> &#039;&#039;&#039;Järndiklorid&#039;&#039;&#039; är en [[kemisk förening|förening]] av [[järn]] och [[klor]] som har [[kemisk formel|formeln]] FeCl&lt;sub&gt;2&lt;/sub&gt;. Den förekommer naturligt i form av [[mineral]]et [[rokühnit]].<br /> <br /> == Framställning ==<br /> Järndiklorid framställs industriellt genom att lösa upp [[slagg]]produkter från stålproduktion i [[saltsyra]] (HCl).<br /> :&lt;math&gt;\rm Fe + 2\ HCl \rightarrow FeCl_2 + H_2&lt;/math&gt;<br /> <br /> Även vid utvinning av [[Titan (grundämne)|titan]] produceras järn(II)klorid genom att malmen (som innehåller både järn och titan) behandlas med saltsyra.<br /> <br /> == Användning ==<br /> * Järndiklorid används som [[Flockbildning|flockningsmedel]] vid avloppsrening och för att fälla ut [[kromat]]-joner.<br /> * Det används också som [[redox|reduktionsmedel]] vid [[organisk syntes]].<br /> <br /> == Se även ==<br /> * [[Järn(III)klorid]]<br /> * [[Tenn(II)klorid]]<br /> * [[Koppar(II)klorid]]<br /> <br /> [[Kategori:Järnföreningar]]<br /> [[Kategori:Klorider]]<br /> <br /> [[ar:كلوريد الحديد الثنائي]]<br /> [[cs:Chlorid železnatý]]<br /> [[de:Eisen(II)-chlorid]]<br /> [[en:Iron(II) chloride]]<br /> [[es:Cloruro de hierro (II)]]<br /> [[fa:کلرید آهن(II)]]<br /> [[fr:Chlorure de fer(II)]]<br /> [[it:Cloruro ferroso]]<br /> [[hu:Vas(II)-klorid]]<br /> [[nl:IJzer(II)chloride]]<br /> [[ja:塩化鉄(II)]]<br /> [[pl:Chlorek żelaza(II)]]<br /> [[pt:Cloreto de ferro (II)]]<br /> [[ro:Clorură de fier (II)]]<br /> [[ru:Хлорид железа(II)]]<br /> [[simple:Iron(II) chloride]]<br /> [[sk:Chlorid železnatý]]<br /> [[sr:Gvožđe(II) hlorid]]<br /> [[zh:氯化亚铁]]</div> Dan Olsson