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	<id>https://the-democratika.com/wiki/index.php?action=history&amp;feed=atom&amp;title=Template%3AInfobox_plutonium</id>
	<title>Template:Infobox plutonium - Revision history</title>
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	<updated>2026-04-04T15:32:43Z</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_plutonium&amp;diff=4123&amp;oldid=prev</id>
		<title>&gt;HertzDonuts: Changed infobox image to Plutonium ring.jpg discussed in Template talk:Infobox plutonium#Infobox image</title>
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		<updated>2024-08-04T17:52:47Z</updated>

		<summary type="html">&lt;p&gt;Changed infobox image to Plutonium ring.jpg discussed in &lt;a href=&quot;/wiki/index.php?title=Template_talk:Infobox_plutonium&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Template talk:Infobox plutonium (page does not exist)&quot;&gt;Template talk:Infobox plutonium#Infobox image&lt;/a&gt;&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   =plutonium&lt;br /&gt;
|symbol =Pu&lt;br /&gt;
|Z      =94&lt;br /&gt;
|number =94&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=[[neptunium]]&lt;br /&gt;
|right=[[americium]]&lt;br /&gt;
|above=[[samarium|Sm]]&lt;br /&gt;
|below=—&lt;br /&gt;
|appearance=silvery white, tarnishing to dark gray in air&lt;br /&gt;
|image name=Plutonium ring.jpg&lt;br /&gt;
|electrons per shell=2, 8, 18, 32, 24, 8, 2&lt;br /&gt;
|phase=&lt;br /&gt;
|phase comment=&lt;br /&gt;
|density=19.85&amp;amp;nbsp;g/cm&amp;lt;sup&amp;gt;3&amp;lt;/sup&amp;gt; (&amp;lt;sup&amp;gt;239&amp;lt;/sup&amp;gt;Pu)&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 gpcm3nrt comment=&lt;br /&gt;
|density gpcm3mp=16.63&lt;br /&gt;
|melting point K=912.5&lt;br /&gt;
|melting point C=639.4&lt;br /&gt;
|melting point F=1182.9&lt;br /&gt;
|sublimation point K=&lt;br /&gt;
|sublimation point C=&lt;br /&gt;
|sublimation point F=&lt;br /&gt;
|boiling point K=3505&lt;br /&gt;
|boiling point C=3228&lt;br /&gt;
|boiling point F=5842&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=2.82&lt;br /&gt;
|heat fusion 2=&lt;br /&gt;
|heat vaporization=333.5&lt;br /&gt;
|heat capacity=35.5&lt;br /&gt;
|vapor pressure 1=1756&lt;br /&gt;
|vapor pressure 10=1953&lt;br /&gt;
|vapor pressure 100=2198&lt;br /&gt;
|vapor pressure 1 k=2511&lt;br /&gt;
|vapor pressure 10 k=2926&lt;br /&gt;
|vapor pressure 100 k=3499&lt;br /&gt;
|vapor pressure comment=&lt;br /&gt;
|crystal structure=monoclinic&lt;br /&gt;
|crystal structure Pearson symbol=mP16&lt;br /&gt;
|lattice constants=&amp;#039;&amp;#039;a&amp;#039;&amp;#039;&amp;amp;nbsp;=&amp;amp;nbsp;0.6183&amp;amp;nbsp;nm&amp;lt;br /&amp;gt;&amp;#039;&amp;#039;b&amp;#039;&amp;#039;&amp;amp;nbsp;=&amp;amp;nbsp;0.4822&amp;amp;nbsp;nm&amp;lt;br /&amp;gt;&amp;#039;&amp;#039;c&amp;#039;&amp;#039;&amp;amp;nbsp;=&amp;amp;nbsp;1.0964&amp;amp;nbsp;nm&amp;lt;br /&amp;gt;β&amp;amp;nbsp;=&amp;amp;nbsp;101.79° (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=1.28&lt;br /&gt;
|number of ionization energies=1&lt;br /&gt;
|ionization energy 1=584.7&lt;br /&gt;
|ionization energy 2=&lt;br /&gt;
|ionization energy 3=&lt;br /&gt;
|atomic radius=159&lt;br /&gt;
|atomic radius calculated=&lt;br /&gt;
|covalent radius=187±1&lt;br /&gt;
|Van der Waals radius=&lt;br /&gt;
|magnetic ordering=[[paramagnetic]]&lt;br /&gt;
|magnetic ordering ref=&lt;br /&gt;
|electrical resistivity=&lt;br /&gt;
|electrical resistivity unit prefix=µ&lt;br /&gt;
|electrical resistivity at 0=1.460&lt;br /&gt;
|electrical resistivity at 20=&lt;br /&gt;
|thermal conductivity=6.74&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|49.6|e=−6}}/K (at&amp;amp;nbsp;20&amp;amp;nbsp;°C)&amp;lt;ref name=&amp;quot;Arblaster 2018&amp;quot; /&amp;gt;&lt;br /&gt;
|thermal expansion at 25=&lt;br /&gt;
|speed of sound=2260&lt;br /&gt;
|speed of sound rod at 20=&lt;br /&gt;
|speed of sound rod at r.t.=&lt;br /&gt;
|magnetic susceptibility=&lt;br /&gt;
|magnetic susceptibility ref=&lt;br /&gt;
|tensile strength=&lt;br /&gt;
|Young&amp;#039;s modulus=96&lt;br /&gt;
|Shear modulus=43&lt;br /&gt;
|Bulk modulus=&lt;br /&gt;
|Poisson ratio=0.21&lt;br /&gt;
|Mohs hardness=&lt;br /&gt;
|Vickers hardness=&lt;br /&gt;
|Brinell hardness=&lt;br /&gt;
|CAS number=7440-07-5&lt;br /&gt;
|naming=after [[dwarf planet]] [[Pluto]], itself named after [[classical mythology|classical]] god of the underworld [[Pluto (mythology)|Pluto]]&lt;br /&gt;
|discovered by=[[Glenn T. Seaborg]], [[Arthur Wahl]], [[Joseph W. Kennedy]], [[Edwin McMillan]]&lt;br /&gt;
|discovery date=1940–1941&lt;br /&gt;
|QID=Q1102&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=Pu}}&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;HertzDonuts</name></author>
	</entry>
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