https://traveller.m9s5ever.co.uk/index.php?action=history&feed=atom&title=Template%3AInfobox_promethium 2026-10-18T08:40:09Z Revision history for this page on the wiki MediaWiki 1.38.7 https://traveller.m9s5ever.co.uk/index.php?title=Template:Infobox_promethium&diff=928&oldid=prev 2022-03-21T13:21:29Z

<p>Undid revision 1078411831 by <a href="/index.php/Special:Contributions/Vitaium" title="Special:Contributions/Vitaium">Vitaium</a> (<a href="/index.php?title=User_talk:Vitaium&amp;action=edit&amp;redlink=1" class="new" title="User talk:Vitaium (page does not exist)">talk</a>) fake picture</p> <p><b>New page</b></p><div>{{Infobox element<br /> |image name=<br /> |number=61<br /> |symbol=Pm<br /> |name=promethium<br /> |abundance=<br /> |abundance in earth's crust=<br /> |abundance in oceans=<br /> |abundance in solar system=<br /> |left=[[neodymium]]<br /> |right=[[samarium]]<br /> |above=–<br /> |below=[[neptunium|Np]]<br /> |appearance=metallic<br /> |electrons per shell=2, 8, 18, 23, 8, 2<br /> |phase=<br /> |density gpcm3nrt=7.26<br /> |melting point K=1315<br /> |melting point C=1042<br /> |melting point F=1908<br /> |boiling point K=3273<br /> |boiling point C=3000<br /> |boiling point F=5432<br /> |heat fusion=7.13<br /> |heat vaporization=289<br /> |crystal structure=double hexagonal close packed<br /> |electronegativity=1.13<br /> |electronegativity comment=(?)<br /> |number of ionization energies=3<br /> |ionization energy 1=540<br /> |ionization energy 2=1050<br /> |ionization energy 3=2150<br /> |atomic radius=183<br /> |covalent radius=199<br /> |magnetic ordering=[[paramagnetic]]<br /> |magnetic ordering ref=&lt;ref name=magnet&gt;{{cite book |url=https://web.archive.org/web/20110303222309/http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf|chapter=Magnetic susceptibility of the elements and inorganic compounds| editor = Lide, D. R. | title = CRC Handbook of Chemistry and Physics | edition = 86th | location = Boca Raton (FL) | publisher = CRC Press | year = 2005 | isbn = 0-8493-0486-5 }}&lt;/ref&gt;<br /> |electrical resistivity unit prefix=µ<br /> |electrical resistivity=est. 0.75<br /> |electrical resistivity comment=(at&amp;nbsp;{{abbr|r.t.|room temperature}})<br /> |thermal conductivity=17.9<br /> |thermal expansion=9.0<br /> |thermal expansion ref=&lt;ref&gt;{{cite book|author=Cverna, Fran |title=ASM Ready Reference: Thermal properties of metals |date=2002 |publisher=ASM International |isbn=978-0-87170-768-0 |url=http://www.owlnet.rice.edu/~msci301/ThermalExpansion.pdf |chapter=Ch. 2 Thermal Expansion}}&lt;/ref&gt;<br /> |thermal expansion comment=(at&amp;nbsp;{{abbr|r.t.|room temperature}})<br /> |magnetic susceptibility=<br /> |magnetic susceptibility ref=<br /> |Young's modulus=α form: est. 46<br /> |Shear modulus=α form: est. 18<br /> |Bulk modulus=α form: est. 33<br /> |Poisson ratio=α form: est. 0.28<br /> |CAS number=7440-12-2<br /> |isotopes=<br /> {{infobox element/isotopes decay | mn=145 | sym=Pm<br /> |na=[[trace radioisotope|trace]] | hl=17.7&amp;nbsp;y<br /> |dm=[[electron capture|ε]] | de=0.163 | link1=neodymium-145 | pn=145 | ps=Nd}}<br /> {{infobox element/isotopes decay2 | mn=146 | sym=Pm<br /> |na=[[synthetic radioisotope|syn]] | hl=5.53&amp;nbsp;y<br /> |dm1=ε | de1=1.472 | link1=neodymium-146 | pn1=146 | ps1=Nd<br /> |dm2=[[beta emission|β&lt;sup&gt;−&lt;/sup&gt;]] | de2=1.542 | link2=samarium-146 | pn2=146 | ps2=Sm}}<br /> {{infobox element/isotopes decay | mn=147 | sym=Pm<br /> |na=trace | hl=2.6234&amp;nbsp;y<br /> |dm=β&lt;sup&gt;−&lt;/sup&gt; | de=0.224 | link1=samarium-147 | pn=147 | ps=Sm}}<br /> |isotopes comment=<br /> |discovered by=[[Charles D. Coryell]], [[Jacob A. Marinsky]], [[Lawrence E. Glendenin]]<br /> |discovery date=1945<br /> |named by=Grace Mary Coryell<br /> |named date=1945<br /> |QID=Q1809<br /> }}&lt;!--<br /> <br /> --&gt;&lt;noinclude&gt;<br /> {{Infobox element/element navigation|symbol=Pm}}<br /> {{Template reference list}}<br /> {{documentation|1=Template:Infobox element/doc}}<br /> &lt;/noinclude&gt;</div>

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