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         <description><![CDATA[<div>Explains ionisation energy using oxygen’s 8 ionisation energies</div>]]></description>
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         <title>Kerboodle Periodicity Study Guide</title>
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         <description><![CDATA[<div>From Kerboodle</div>]]></description>
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         <title>Periodicity &#39;On Your Marks&#39; </title>
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         <title>Kerboodle &#39;Stretch And Challenge&#39;</title>
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         <description><![CDATA[<div>Trends in period 3</div>]]></description>
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         <pubDate>2020-05-15 00:21:15 UTC</pubDate>
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         <title>The Periodic Table &#39;Support Sheet&#39;</title>
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         <description><![CDATA[<div>Electron configuration and the periodic table</div>]]></description>
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         <title>Ionisation Energies Application Sheet</title>
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         <description><![CDATA[<div>Correlating trends</div>]]></description>
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         <pubDate>2020-05-15 00:23:46 UTC</pubDate>
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         <title>Ionisation Energies Application Sheet</title>
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         <description><![CDATA[<div>What do ionisation energies reveal about the atom? </div>]]></description>
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         <title>Periodic Trends In Structure &amp; Melting Point Follow-Up Sheet</title>
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         <description><![CDATA[<div>Reactions of period 3 elements</div>]]></description>
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         <title>Reactivity Trends Key Diagrams</title>
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         <description><![CDATA[<div>Trends in group 2</div>]]></description>
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         <pubDate>2020-05-15 00:29:06 UTC</pubDate>
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         <title>Group 2 Follow-Up Sheet</title>
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         <description><![CDATA[<div>Explains inorganic and physical chemistry, the applications of energy use to everyday life and industrial processes, and current environmental concerns associated with sustainability</div>]]></description>
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         <pubDate>2020-05-15 00:43:26 UTC</pubDate>
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         <title>Periodic Table, Group 2 &amp; The Halogens QP 3</title>
         <author>isabelleroberts_</author>
         <link>https://padlet.com/isabelleroberts_/7m90hvj375q4gzyl/wish/574019189</link>
         <description><![CDATA[]]></description>
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         <pubDate>2020-05-15 00:44:01 UTC</pubDate>
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         <title>Periodic Table, Group 2 &amp; The Halogens QP 4</title>
         <author>isabelleroberts_</author>
         <link>https://padlet.com/isabelleroberts_/7m90hvj375q4gzyl/wish/574019841</link>
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         <pubDate>2020-05-15 00:44:45 UTC</pubDate>
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         <title>Ionization</title>
         <author>272626</author>
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         <description><![CDATA[<div>The process in which an atom loses or gains an electron to become an ion. <mark>Ionization energy is a measure of strength of the attraction between the outermost electrons and the nucleus.<br></mark><strong>First ionization energy</strong>- The energy required to remove 1 mole of electrons from 1 mole of gaseous atoms<br>- Mg<sub>(g)</sub> ----&gt; Mg<sup>+</sup><sub>(g)</sub> + e<sup>-<br></sup>- Period 3 has a general increase in 1st IE with the exceptions of aluminium and sulfur. </div>]]></description>
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         <pubDate>2020-05-15 10:54:45 UTC</pubDate>
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