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	<id>https://safernicotine.wiki/mediawiki/index.php?action=history&amp;feed=atom&amp;title=Template%3AChemical_formula%2Fdoc</id>
	<title>Template:Chemical formula/doc - Revision history</title>
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	<updated>2026-05-10T19:19:55Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://safernicotine.wiki/mediawiki/index.php?title=Template:Chemical_formula/doc&amp;diff=7853&amp;oldid=prev</id>
		<title>Richardpruen: 1 revision imported</title>
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		<updated>2021-09-01T14:49:45Z</updated>

		<summary type="html">&lt;p&gt;1 revision imported&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en-GB&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 15:49, 1 September 2021&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en-GB&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Richardpruen</name></author>
	</entry>
	<entry>
		<id>https://safernicotine.wiki/mediawiki/index.php?title=Template:Chemical_formula/doc&amp;diff=7852&amp;oldid=prev</id>
		<title>Wikipedia&gt;Alfa-ketosav: No was incorrectly referred to as niobium (Nb)</title>
		<link rel="alternate" type="text/html" href="https://safernicotine.wiki/mediawiki/index.php?title=Template:Chemical_formula/doc&amp;diff=7852&amp;oldid=prev"/>
		<updated>2021-03-04T07:27:41Z</updated>

		<summary type="html">&lt;p&gt;No was incorrectly referred to as niobium (Nb)&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Documentation subpage}}&lt;br /&gt;
&lt;br /&gt;
=== Usage ===&lt;br /&gt;
Use the odd parameters for atoms (automatically linked) or miscellaneous text, and the even parameters for number of atoms. For example:&lt;br /&gt;
* &amp;lt;kbd&amp;gt;&amp;lt;nowiki&amp;gt;{{Chemical formula|H|2|O}}&amp;lt;/nowiki&amp;gt;&amp;lt;/kbd&amp;gt; produces: {{Chemical formula|H|2|O}}&lt;br /&gt;
* &amp;lt;kbd&amp;gt;&amp;lt;nowiki&amp;gt;{{Chemical formula|H|2|S||O|4}}&amp;lt;/nowiki&amp;gt;&amp;lt;/kbd&amp;gt; produces: {{Chemical formula|H|2|S||O|4}}&lt;br /&gt;
Some of the miscellaneous text (like common polyatomic anions) are also automatically linked if included in a single parameter. For example:&lt;br /&gt;
* &amp;lt;kbd&amp;gt;&amp;lt;nowiki&amp;gt;{{Chemical formula|H2O}}&amp;lt;/nowiki&amp;gt;&amp;lt;/kbd&amp;gt; produces: {{Chemical formula|H2O}}&lt;br /&gt;
* &amp;lt;kbd&amp;gt;&amp;lt;nowiki&amp;gt;{{Chemical formula|Ca||SO4}}&amp;lt;/nowiki&amp;gt;&amp;lt;/kbd&amp;gt; produces: {{Chemical formula|Ca||SO4}}&lt;br /&gt;
Here is the full table:&lt;br /&gt;
{| class=&amp;quot;wikitable sortable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! Type !! Symbol{{#tag:ref|The inputs during usage are all-lowercase, and the numbers are not subscripted.|group=&amp;quot;nb&amp;quot;}} !! Linked page !! Notes&lt;br /&gt;
|-&lt;br /&gt;
| Atomic series || X || [[Halogen]]&lt;br /&gt;
|-&lt;br /&gt;
| Atomic series || Ng || [[Noble gas]]&lt;br /&gt;
|-&lt;br /&gt;
| Atomic series || Ln || [[Lanthanide]]&lt;br /&gt;
|-&lt;br /&gt;
| Atomic series || Nu || [[Nucleophile]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Isotope]] || D || [[Deuterium]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Isotope]] || T || [[Tritium]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Molecule]] || H&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;O || [[Properties of water]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Molecule]] || CO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; || [[Carbon dioxide]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Molecule]] || CH&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; || [[Methane]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Molecule]] || O&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; || [[Dioxygen]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || R || [[Substituent#Structures|R group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || Ph || [[Phenyl group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || Bn || [[Benzyl group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || Bz || [[Benzoyl group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || Et || [[Ethyl group]]&lt;br /&gt;
|-&lt;br /&gt;
| rowspan=2 | Group of a molecule || Me || rowspan=2 | [[Methyl group]]&lt;br /&gt;
|-&lt;br /&gt;
| CH&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || NH&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; || [[Amine group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || OH || [[Hydroxy group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || SH || [[Thiol group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || SeH || [[Selenol group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || Teh || [[Tellurol group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || COOH || [[Carboxyl group]]&lt;br /&gt;
|-&lt;br /&gt;
| Group of a molecule || Tf || [[Trifluoromethylsulfonyl group]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || CO&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt; || [[Carbonate]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || PO&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; || [[Phosphate]] || could theoretically refer to tetrapolonium ([[Polonium|Po]]&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt;), but that is not likely&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || SO&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; || [[Sulfate]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || SO&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt; || [[Sulfite]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || NO&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt; || [[Nitrate]] || could theoretically refer to trinobelium ([[Nobelium|No]]&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;), but that is not likely&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || PO&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt; || [[Phosphite]] || could theoretically refer to tripolonium ([[Polonium|Po]]&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;), but that is not likely&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || ClO&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; || [[Perchlorate]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || ClO&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; || [[Chlorate]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || ClO&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; || [[Chlorite]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Anion]] || ClO || [[Hypochlorite]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Cation]] || NH&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; || [[Ammonium]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Cation]] || H&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;O || [[Hydronium]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Exotic matter]] || Ps || [[Positronium]]&lt;br /&gt;
|-&lt;br /&gt;
| [[Exotic matter]] || Pn || [[Protonium]] || a bound proton and an anti-proton; the hydrogen isotope is protium&lt;br /&gt;
|-&lt;br /&gt;
| [[Exotic matter]] || Mu || [[Muonium]]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
{{reflist|group=nb}}&lt;br /&gt;
&lt;br /&gt;
==Template data==&lt;br /&gt;
{{TemplateData header}}&lt;br /&gt;
{{collapse top}}&lt;br /&gt;
&amp;lt;templatedata&amp;gt;&lt;br /&gt;
{&lt;br /&gt;
	&amp;quot;params&amp;quot;: {&lt;br /&gt;
		&amp;quot;1&amp;quot;: {},&lt;br /&gt;
		&amp;quot;2&amp;quot;: {},&lt;br /&gt;
		&amp;quot;3&amp;quot;: {},&lt;br /&gt;
		&amp;quot;4&amp;quot;: {},&lt;br /&gt;
		&amp;quot;5&amp;quot;: {},&lt;br /&gt;
		&amp;quot;6&amp;quot;: {},&lt;br /&gt;
		&amp;quot;7&amp;quot;: {},&lt;br /&gt;
		&amp;quot;8&amp;quot;: {},&lt;br /&gt;
		&amp;quot;9&amp;quot;: {},&lt;br /&gt;
		&amp;quot;10&amp;quot;: {},&lt;br /&gt;
		&amp;quot;11&amp;quot;: {},&lt;br /&gt;
		&amp;quot;12&amp;quot;: {},&lt;br /&gt;
		&amp;quot;13&amp;quot;: {},&lt;br /&gt;
		&amp;quot;14&amp;quot;: {},&lt;br /&gt;
		&amp;quot;15&amp;quot;: {},&lt;br /&gt;
		&amp;quot;16&amp;quot;: {},&lt;br /&gt;
		&amp;quot;17&amp;quot;: {},&lt;br /&gt;
		&amp;quot;18&amp;quot;: {},&lt;br /&gt;
		&amp;quot;19&amp;quot;: {},&lt;br /&gt;
		&amp;quot;20&amp;quot;: {},&lt;br /&gt;
		&amp;quot;21&amp;quot;: {},&lt;br /&gt;
		&amp;quot;22&amp;quot;: {},&lt;br /&gt;
		&amp;quot;23&amp;quot;: {},&lt;br /&gt;
		&amp;quot;24&amp;quot;: {},&lt;br /&gt;
		&amp;quot;25&amp;quot;: {},&lt;br /&gt;
		&amp;quot;26&amp;quot;: {},&lt;br /&gt;
		&amp;quot;27&amp;quot;: {},&lt;br /&gt;
		&amp;quot;28&amp;quot;: {},&lt;br /&gt;
		&amp;quot;29&amp;quot;: {},&lt;br /&gt;
		&amp;quot;30&amp;quot;: {},&lt;br /&gt;
		&amp;quot;31&amp;quot;: {},&lt;br /&gt;
		&amp;quot;32&amp;quot;: {},&lt;br /&gt;
		&amp;quot;33&amp;quot;: {},&lt;br /&gt;
		&amp;quot;34&amp;quot;: {},&lt;br /&gt;
		&amp;quot;35&amp;quot;: {},&lt;br /&gt;
		&amp;quot;36&amp;quot;: {},&lt;br /&gt;
		&amp;quot;37&amp;quot;: {},&lt;br /&gt;
		&amp;quot;38&amp;quot;: {},&lt;br /&gt;
		&amp;quot;39&amp;quot;: {},&lt;br /&gt;
		&amp;quot;40&amp;quot;: {}&lt;br /&gt;
	}&lt;br /&gt;
}&lt;br /&gt;
&amp;lt;/templatedata&amp;gt;&lt;br /&gt;
{{collapse bottom}}&lt;br /&gt;
=== See also ===&lt;br /&gt;
* [[Template:Chem]], which allows providing charge, atomic number and mass number, but doesn&amp;#039;t automatically link the elements or common formulas&lt;br /&gt;
* [[Template:Chem2]], which has same functionality e.g. &amp;lt;nowiki&amp;gt;{{chem2|auto=yes|H2SO4}}&amp;lt;/nowiki&amp;gt; gives {{chem2|auto=yes|H2SO4}}&lt;br /&gt;
&lt;br /&gt;
&amp;lt;includeonly&amp;gt;{{Sandbox other||&lt;br /&gt;
[[Category:Chemistry formatting and function templates]]&lt;br /&gt;
}}&amp;lt;/includeonly&amp;gt;&lt;/div&gt;</summary>
		<author><name>Wikipedia&gt;Alfa-ketosav</name></author>
	</entry>
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