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      <title>Sb- Antimon by Rubina Hasic</title>
      <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta</link>
      <description>Najeksplozivniji element poznat  po svojoj sivoj, metalnoj bojii i korištenju u raznim legurama.</description>
      <language>en-us</language>
      <pubDate>2025-02-15 13:15:29 UTC</pubDate>
      <lastBuildDate>2025-02-21 10:56:13 UTC</lastBuildDate>
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         <title>Osnovne informacije</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329712939</link>
         <description><![CDATA[<ul><li><p><strong>Naziv elementa i njegov simbol:</strong> Antimon, Sb</p></li><li><p><strong>Grupa i period:</strong> 15. skupina (5. glavna skupina), 5. perioda</p></li><li><p><strong>Atomski broj i simbol na latinskom:</strong> 51, Stibium</p></li></ul>]]></description>
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         <pubDate>2025-02-15 13:42:57 UTC</pubDate>
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      <item>
         <title>Fizičke i hemijske osobine</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329736227</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-02-15 14:29:14 UTC</pubDate>
         <guid>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329736227</guid>
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      <item>
         <title>Hemijske veze i reaktivnost</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329854416</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-02-15 19:02:30 UTC</pubDate>
         <guid>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329854416</guid>
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      <item>
         <title>Elektronska konfiguracija i kvantni brojevi</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329857909</link>
         <description><![CDATA[<p>Elektronska konfiguracija:</p><p>1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p³</p><p><br/></p><ul><li><p><strong>Glavni kvantni broj (n):</strong> 5 (označava petu ljusku)</p></li><li><p><strong>Orbitalni kvantni broj (l):</strong> 1 (označava p orbitalu)</p></li><li><p><strong>Magnetni kvantni broj (ml):</strong> -1, 0 ili +1 (ovisno o konkretnom elektronu u p orbitali)</p></li><li><p><strong>Spinski kvantni broj (ms):</strong> +1/2 ili -1/2 (označava spin elektrona)</p></li></ul><p><br/></p><p>Nepotpun spoljašnji elektronski sloj. </p>]]></description>
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         <pubDate>2025-02-15 19:14:39 UTC</pubDate>
         <guid>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329857909</guid>
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      <item>
         <title>Zanimljivosti</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329865313</link>
         <description><![CDATA[<ol><li><p>Nalazi se u preko 100 različitih minerala.</p></li><li><p>Kina je najveći svjetski proizvođač antimona, zauzimajući između 84% i 88% ukupne ponude.</p></li><li><p>Antimon je prvi na listi rizika britanskog geološkog instituta, zbog svoje ponude (dostupnosti).</p></li><li><p>Antimon je dobio ime po grčkim riječima <em>anti</em> i <em>monos</em>, što znače "metal koji se ne nalazi sam".</p></li><li><p>Spojevi antimona se koriste za izradu vatrootpornih materijala, boja, emajla, stakla i keramike.</p></li></ol>]]></description>
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         <pubDate>2025-02-15 19:42:21 UTC</pubDate>
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      <item>
         <title></title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329866433</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-02-15 19:45:52 UTC</pubDate>
         <guid>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329866433</guid>
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      <item>
         <title>Video - prikaz Sb-a uživo</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3329871029</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-02-15 19:59:00 UTC</pubDate>
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      <item>
         <title>Reakcija antimona sa kisikom</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3334289936</link>
         <description><![CDATA[<p>4Sb + 3O₂ → 2Sb₂O₃</p><p><br/></p><p>Zagrijavanjem, antimon reagira sa kisikom u zraku i formira trioksid antimona(III),  Sb₂O₃ Plamen je plavičasto bijele boje.</p>]]></description>
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         <pubDate>2025-02-19 12:59:47 UTC</pubDate>
         <guid>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3334289936</guid>
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      <item>
         <title>Reakcija antimona sa vodom</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3334294458</link>
         <description><![CDATA[<p>Pri crvenom usijanju, antimon reagira s vodom i formira antimon(III) oksid, Sb₂O₃. Antimon reagira sporije na sobnim temperaturama.</p><p><br/></p><p>2Sb(s) + 3H₂O(g) → Sb₂O₃(s) + 3H₂(g)</p>]]></description>
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         <pubDate>2025-02-19 13:03:46 UTC</pubDate>
         <guid>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3334294458</guid>
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      <item>
         <title>Reakcija antimona sa kiselinama</title>
         <author>rubinahasic</author>
         <link>https://padlet.com/rubinahasic/nie0tas14b2pcgta/wish/3334340508</link>
         <description><![CDATA[<p><strong>Reakcija sa vrućom, koncentrisanom sumpornom kiselinom:</strong></p><p>2Sb + 6H₂SO₄ → Sb₂(SO₄)₃ + 3SO₂ + 6H₂O</p><p><br/></p><p><br/></p><p>Antimon se rastvara u vrućoj, koncentrisanoj sumpornoj kiselini, H₂SO₄, stvarajući otopinu koja sadrži Sb(III). Reakcija sa sumpornom kiselinom proizvodi plin sumpor(IV) dioksid. </p>]]></description>
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         <pubDate>2025-02-19 13:40:55 UTC</pubDate>
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