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	<id>https://teaching.ncl.ac.uk/bms/wiki//api.php?action=feedcontributions&amp;feedformat=atom&amp;user=180028995</id>
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	<updated>2026-04-14T21:21:07Z</updated>
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	<entry>
		<id>https://teaching.ncl.ac.uk/bms/wiki//index.php?title=Pi-bonding&amp;diff=23046</id>
		<title>Pi-bonding</title>
		<link rel="alternate" type="text/html" href="https://teaching.ncl.ac.uk/bms/wiki//index.php?title=Pi-bonding&amp;diff=23046"/>
		<updated>2018-12-06T18:59:46Z</updated>

		<summary type="html">&lt;p&gt;180028995: &lt;/p&gt;
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&lt;div&gt;&amp;amp;nbsp;A Pi-bond is a type of [[Covalent_bond|covalent bond]] that is composed of the sideways overlap of two neighboring P orbitals&amp;lt;ref&amp;gt;Chegg Study, Sigma and Pi Bonds&lt;br /&gt;
https://www.chegg.com/homework-help/definitions/sigma-and-pi-bonds-6&amp;lt;/ref&amp;gt;. P orbitals have a dumb-bell shape and when they overlap to form a Pi-bond the structure consists of one P orbital above the molecular axis and one P orbital below the molecular axis. The Pi-bond is formed from unbound P-orbitals from neighboring [[Atom|atoms]]. The Pi- bond is arranged from an unbound [[Electron|electron]] in the P-orbital of one atom bonding to an unbound electron in the P-orbital of another atom causing the P-orbitals to overlap sideways to form the Pi-bond. A [[Single_bond|single bond]] is built up of one [[Sigma_bonding|sigma bond]] and no Pi-bonds whereas a [[Double_bond|double bond]] is build up of a sigma bond and a Pi-bond&amp;lt;ref&amp;gt;Helmenstine, Anne Marie, Ph.D. &amp;quot;Pi Bond Definition in Chemistry.&amp;quot; ThoughtCo, Dec. 5, 2018, thoughtco.com/definition-of-pi-bond-605519.&amp;lt;/ref&amp;gt;.&amp;amp;nbsp;&lt;br /&gt;
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= &amp;lt;ref&amp;gt;http://www.chem.ucla.edu/~harding/IGOC/P/pi_bond.html&amp;lt;/ref&amp;gt; =&lt;br /&gt;
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[[Image:Pi_bond01.png]]&lt;br /&gt;
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See [[Orbitals|Orbitals]]&lt;/div&gt;</summary>
		<author><name>180028995</name></author>
	</entry>
	<entry>
		<id>https://teaching.ncl.ac.uk/bms/wiki//index.php?title=File:Pi_bond01.png&amp;diff=23045</id>
		<title>File:Pi bond01.png</title>
		<link rel="alternate" type="text/html" href="https://teaching.ncl.ac.uk/bms/wiki//index.php?title=File:Pi_bond01.png&amp;diff=23045"/>
		<updated>2018-12-06T18:56:39Z</updated>

		<summary type="html">&lt;p&gt;180028995: &lt;/p&gt;
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&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>180028995</name></author>
	</entry>
	<entry>
		<id>https://teaching.ncl.ac.uk/bms/wiki//index.php?title=Pi-bonding&amp;diff=23044</id>
		<title>Pi-bonding</title>
		<link rel="alternate" type="text/html" href="https://teaching.ncl.ac.uk/bms/wiki//index.php?title=Pi-bonding&amp;diff=23044"/>
		<updated>2018-12-06T18:54:23Z</updated>

		<summary type="html">&lt;p&gt;180028995: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;amp;nbsp;A Pi-bond is a type of [[Covalent_bond|covalent bond]] that is composed of the sideways overlap of two neighboring P orbitals&amp;lt;ref&amp;gt;Chegg Study, Sigma and Pi Bonds&lt;br /&gt;
https://www.chegg.com/homework-help/definitions/sigma-and-pi-bonds-6&amp;lt;/ref&amp;gt;. P orbitals have a dumb-bell shape and when they overlap to form a Pi-bond the structure consists of one P orbital above the molecular axis and one P orbital below the molecular axis. The Pi-bond is formed from unbound P-orbitals from neighboring [[Atom|atoms]]. The Pi- bond is arranged from an unbound [[Electron|electron]] in the P-orbital of one atom bonding to an unbound electron in the P-orbital of another atom causing the P-orbitals to overlap sideways to form the Pi-bond. A [[Single_bond|single bond]] is built up of one [[Sigma_bonding|sigma bond]] and no Pi-bonds whereas a [[Double_bond|double bond]] is build up of a sigma bond and a Pi-bond&amp;lt;ref&amp;gt;Helmenstine, Anne Marie, Ph.D. &amp;quot;Pi Bond Definition in Chemistry.&amp;quot; ThoughtCo, Dec. 5, 2018, thoughtco.com/definition-of-pi-bond-605519.&amp;lt;/ref&amp;gt;.&amp;amp;nbsp;&lt;br /&gt;
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See [[Orbitals|Orbitals]]&lt;/div&gt;</summary>
		<author><name>180028995</name></author>
	</entry>
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