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	<id>https://croatianschoolsydney.com/index.php?action=history&amp;feed=atom&amp;title=Propen</id>
	<title>Propen - Povijest promjena</title>
	<link rel="self" type="application/atom+xml" href="https://croatianschoolsydney.com/index.php?action=history&amp;feed=atom&amp;title=Propen"/>
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	<updated>2026-06-19T22:15:27Z</updated>
	<subtitle>Povijest promjena ove stranice na wikiju</subtitle>
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		<id>https://croatianschoolsydney.com/index.php?title=Propen&amp;diff=139231&amp;oldid=prev</id>
		<title>WikiSysop: Bot: Automatski unos stranica</title>
		<link rel="alternate" type="text/html" href="https://croatianschoolsydney.com/index.php?title=Propen&amp;diff=139231&amp;oldid=prev"/>
		<updated>2021-09-20T02:37:54Z</updated>

		<summary type="html">&lt;p&gt;Bot: Automatski unos stranica&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Nova stranica&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;!--'''Propen'''--&amp;gt;[[Datoteka:Propylene-3D-vdW.png|mini|Model molekule propena]]&lt;br /&gt;
[[Datoteka:Propene-2D-flat.svg|mini|Strukturna formula propena]]&lt;br /&gt;
'''Propen''', poznat i po starom imenu '''propilen''',  nezasićeni je aciklički [[ugljikovodik]] [[kemijska formula|formule]] [[ugljik|C]]&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;[[vodik|H]]&amp;lt;sub&amp;gt;6&amp;lt;/sub&amp;gt;. Ima jednu dvostruku [[kovalentna veza|kovalentnu  vezu]] i drugi je po redu u homolognom nizu [[alken]]a.&lt;br /&gt;
&lt;br /&gt;
Propen je na sobnoj temperaturi [[plin]]. [[Polimerizacija|Polimerizacijom]] se iz njega dobiva termoplastična masa [[polipropilen]].&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{mrva-kem}}&lt;br /&gt;
[[Kategorija:Ugljikovodici]]&lt;/div&gt;</summary>
		<author><name>WikiSysop</name></author>
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