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	<title>Template:Infobox element/group format - Revision history</title>
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	<updated>2026-10-18T05:35:50Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://traveller.m9s5ever.co.uk/index.php?title=Template:Infobox_element/group_format&amp;diff=3488&amp;oldid=prev</id>
		<title>imported&gt;DePiep at 09:57, 29 August 2021</title>
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		<updated>2021-08-29T09:57:26Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;span class=&amp;quot;nowrap&amp;quot;&amp;gt;{{#switch:{{{symbol|}}}&lt;br /&gt;
|H=[[Group 1 element|group&amp;amp;nbsp;1]]: hydrogen and alkali metals&lt;br /&gt;
|#default=&amp;lt;!--&lt;br /&gt;
--&amp;gt;{{#switch:{{{block|}}}&lt;br /&gt;
| f-block = [[Block (periodic table)|group&amp;amp;nbsp;n/a]]&amp;lt;!-- LN, AN (not gr3 Lu Lr; Dec 2020) --&amp;gt;&lt;br /&gt;
| g-block = [[Block (periodic table)|group&amp;amp;nbsp;n/a]]&amp;lt;!-- LN, AN (not gr3 Lu Lr; Dec 2020) --&amp;gt;&lt;br /&gt;
| unknown = Unknown&amp;lt;!-- beyond E120 --&amp;gt;&lt;br /&gt;
| #default=&amp;lt;!--&lt;br /&gt;
--&amp;gt;{{#switch:{{{group|}}}&lt;br /&gt;
|1=group&amp;amp;nbsp;1: hydrogen and [[alkali metal]]s&lt;br /&gt;
|2=[[Alkaline earth metal|group&amp;amp;nbsp;2 (alkaline earth metals)]]&lt;br /&gt;
|3=[[group 3 element|group&amp;amp;nbsp;3]]&lt;br /&gt;
|4|5|6|7|8|9|10|11|12=[[Group {{{group|}}} element|group&amp;amp;nbsp;{{{group|}}}]]&lt;br /&gt;
|13=[[Boron group|group&amp;amp;nbsp;13 (boron group)]]&lt;br /&gt;
|14=[[Carbon group|group&amp;amp;nbsp;14 (carbon group)]]&lt;br /&gt;
|15=[[Pnictogen|group&amp;amp;nbsp;15 (pnictogens)]]&lt;br /&gt;
|16=[[Chalcogen|group&amp;amp;nbsp;16 (chalcogens)]]&lt;br /&gt;
|17=[[Halogen|group&amp;amp;nbsp;17 (halogens)]]&lt;br /&gt;
|18=[[Noble gas|group&amp;amp;nbsp;18 (noble gases)]]&lt;br /&gt;
|=[[Unnumbered groups in the periodic table|group&amp;amp;nbsp;n/a]]&amp;lt;!-- blank input --&amp;gt;&lt;br /&gt;
|#default={{{group|}}}&amp;lt;!--&lt;br /&gt;
--&amp;gt;}}}}}}&amp;lt;/span&amp;gt;{{yesno|{{{predicted|no}}}|yes=&amp;amp;#x20;''(predicted)''|no=}}&amp;lt;!--&lt;br /&gt;
&lt;br /&gt;
--&amp;gt;&amp;lt;noinclude&amp;gt;{{documentation}}&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>imported&gt;DePiep</name></author>
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