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	<id>https://the-democratika.com/wiki/index.php?action=history&amp;feed=atom&amp;title=Template%3AInfobox_zinc</id>
	<title>Template:Infobox zinc - Revision history</title>
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	<updated>2026-04-04T13:44:22Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://the-democratika.com/wiki/index.php?title=Template:Infobox_zinc&amp;diff=3971&amp;oldid=prev</id>
		<title>&gt;MadeOfAtoms: Update density and thermal expansion</title>
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		<updated>2024-04-25T06:30:58Z</updated>

		<summary type="html">&lt;p&gt;Update density and thermal expansion&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{infobox element&lt;br /&gt;
|name   =zinc&lt;br /&gt;
|symbol =Zn&lt;br /&gt;
|Z      =30&lt;br /&gt;
|number =30&lt;br /&gt;
|abundance=&lt;br /&gt;
|abundance in earth&amp;#039;s crust=&lt;br /&gt;
|abundance in oceans=&lt;br /&gt;
|abundance in solar system=&lt;br /&gt;
|left=[[copper]]&lt;br /&gt;
|right=[[gallium]]&lt;br /&gt;
|above=–&lt;br /&gt;
|below=[[cadmium|Cd]]&lt;br /&gt;
|appearance=silver-gray&lt;br /&gt;
|image name=Zinc_fragment_sublimed_and_1cm3_cube.jpg&lt;br /&gt;
|electrons per shell=2, 8, 18, 2&lt;br /&gt;
|phase=&lt;br /&gt;
|phase comment=&lt;br /&gt;
|density=7.140&amp;amp;nbsp;g/cm&amp;lt;sup&amp;gt;3&amp;lt;/sup&amp;gt;&amp;amp;thinsp;&amp;lt;ref name=&amp;quot;Arblaster 2018&amp;quot; /&amp;gt;&lt;br /&gt;
|density conditions=(at&amp;amp;nbsp;20°&amp;amp;nbsp;C)&lt;br /&gt;
|density gpcm3nrt=&lt;br /&gt;
|density gpcm3mp=6.57&lt;br /&gt;
|melting point K=692.68&lt;br /&gt;
|melting point C=419.53&lt;br /&gt;
|melting point F=787.15&lt;br /&gt;
|boiling point K=1180&lt;br /&gt;
|boiling point C=907&lt;br /&gt;
|boiling point F=1665&lt;br /&gt;
|triple point K=&lt;br /&gt;
|triple point kPa=&lt;br /&gt;
|critical point K=&lt;br /&gt;
|critical point MPa=&lt;br /&gt;
|heat fusion=7.32&lt;br /&gt;
|heat fusion 2=&lt;br /&gt;
|heat vaporization=115&lt;br /&gt;
|heat capacity=25.470&lt;br /&gt;
|vapor pressure 1=610&lt;br /&gt;
|vapor pressure 10=670&lt;br /&gt;
|vapor pressure 100=750&lt;br /&gt;
|vapor pressure 1 k=852&lt;br /&gt;
|vapor pressure 10 k=990&lt;br /&gt;
|vapor pressure 100 k=1179&lt;br /&gt;
|vapor pressure comment=&lt;br /&gt;
|crystal structure=hexagonal close packed&lt;br /&gt;
|crystal structure Pearson symbol=hP2&lt;br /&gt;
|lattice constants=&amp;#039;&amp;#039;a&amp;#039;&amp;#039;&amp;amp;nbsp;=&amp;amp;nbsp;266.46&amp;amp;nbsp;pm&amp;lt;br /&amp;gt;&amp;#039;&amp;#039;c&amp;#039;&amp;#039;&amp;amp;nbsp;=&amp;amp;nbsp;494.55&amp;amp;nbsp;pm (at&amp;amp;nbsp;20&amp;amp;nbsp;°C)&amp;lt;ref name=&amp;quot;Arblaster 2018&amp;quot;&amp;gt;{{cite book |last=Arblaster |first= John W. |title=Selected Values of the Crystallographic Properties of Elements |publisher=ASM International |publication-place=Materials Park, Ohio |date=2018 |isbn=978-1-62708-155-9}}&amp;lt;/ref&amp;gt;&lt;br /&gt;
|electronegativity=1.65&lt;br /&gt;
|number of ionization energies=4&lt;br /&gt;
|ionization energy 1=906.4&lt;br /&gt;
|ionization energy 2=1733.3&lt;br /&gt;
|ionization energy 3=3833&lt;br /&gt;
|atomic radius=134&lt;br /&gt;
|atomic radius calculated=&lt;br /&gt;
|covalent radius=122±4&lt;br /&gt;
|Van der Waals radius=139&lt;br /&gt;
|magnetic ordering=[[diamagnetism|diamagnetic]]&lt;br /&gt;
|electrical resistivity=&lt;br /&gt;
|electrical resistivity unit prefix=n&lt;br /&gt;
|electrical resistivity at 0=&lt;br /&gt;
|electrical resistivity at 20=59.0&lt;br /&gt;
|thermal conductivity=116&lt;br /&gt;
|thermal conductivity 2=&lt;br /&gt;
|thermal diffusivity=&lt;br /&gt;
|thermal expansion=&amp;lt;!-- see thermal expansion comment --&amp;gt;&lt;br /&gt;
|thermal expansion comment={{val|30.08|e=−6}}/K (at&amp;amp;nbsp;20&amp;amp;nbsp;°C){{efn|text=The thermal expansion of zinc is [[Anisotropy|anisotropic]]. The [[Thermal expansion#Coefficients|coefficients]] for each crystal axis are (at 20&amp;amp;nbsp;°C): α&amp;lt;sub&amp;gt;&amp;#039;&amp;#039;a&amp;#039;&amp;#039;&amp;lt;/sub&amp;gt;&amp;amp;nbsp;=&amp;amp;nbsp;{{val|13.06|e=−6}}/K, α&amp;lt;sub&amp;gt;&amp;#039;&amp;#039;c&amp;#039;&amp;#039;&amp;lt;/sub&amp;gt;&amp;amp;nbsp;=&amp;amp;nbsp;{{val|64.12|e=−6}}/K, and α&amp;lt;sub&amp;gt;average&amp;lt;/sub&amp;gt; =&amp;amp;nbsp;α&amp;lt;sub&amp;gt;volume&amp;lt;/sub&amp;gt;/3 =&amp;amp;nbsp;{{val|30.08|e=−6}}/K.}}&lt;br /&gt;
|thermal expansion at 25=&lt;br /&gt;
|speed of sound=&lt;br /&gt;
|speed of sound rod at 20=&lt;br /&gt;
|speed of sound rod at r.t.=3850&lt;br /&gt;
|speed of sound rod at r.t. comment=(rolled)&lt;br /&gt;
|Young&amp;#039;s modulus=108&lt;br /&gt;
|Shear modulus=43&lt;br /&gt;
|Bulk modulus=70&lt;br /&gt;
|Poisson ratio=0.25&lt;br /&gt;
|Mohs hardness=2.5&lt;br /&gt;
|Vickers hardness=&lt;br /&gt;
|Brinell hardness=327–412&lt;br /&gt;
|CAS number=7440-66-6&lt;br /&gt;
|magnetic susceptibility= {{val|−11.4|e=−6}}&lt;br /&gt;
|magnetic susceptibility ref=&amp;amp;#x20;(298&amp;amp;nbsp;K)&amp;lt;ref&amp;gt;{{Cite book|title=CRC, Handbook of Chemistry and Physics|last=Weast|first=Robert|publisher=Chemical Rubber Company Publishing|year=1984|isbn=0-8493-0464-4|location=Boca Raton, Florida|pages=E110}}&amp;lt;/ref&amp;gt;&lt;br /&gt;
|discovered by=[[History of metallurgy in the Indian subcontinent#Zinc|Indian metallurgists]]&lt;br /&gt;
|discovery date=before [[1000s BC (decade)|1000&amp;amp;nbsp;BCE]]&lt;br /&gt;
|first isolation by=[[Andreas Sigismund Marggraf]]&lt;br /&gt;
|first isolation date=1746&lt;br /&gt;
|history comment label=Recognized as a unique metal by&lt;br /&gt;
|history comment=[[Rasaratna Samuccaya]] (1300)&lt;br /&gt;
|QID=Q758&lt;br /&gt;
}}&amp;lt;!--&lt;br /&gt;
&lt;br /&gt;
--&amp;gt;&amp;lt;noinclude&amp;gt;&lt;br /&gt;
{{Infobox element/element navigation|symbol=Zn}}&lt;br /&gt;
==Notes==&lt;br /&gt;
{{Notelist}}&lt;br /&gt;
{{Template reference list}}&lt;br /&gt;
{{documentation|1=Template:Infobox element/doc}}&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>&gt;MadeOfAtoms</name></author>
	</entry>
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