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Template:Infobox holmium - Revision history
2026-04-04T15:12:48Z
Revision history for this page on the wiki
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>Burzuchius at 17:25, 26 February 2025
2025-02-26T17:25:00Z
<p></p>
<p><b>New page</b></p><div>{{Infobox element<br />
|symbol =Ho<br />
|Z =67<br />
|number =67<br />
|name =holmium<br />
|abundance=<br />
|abundance in earth's crust=<br />
|abundance in oceans=<br />
|abundance in solar system=<br />
|left=[[dysprosium]]<br />
|right=[[erbium]]<br />
|above=–<br />
|below=[[einsteinium|Es]]<br />
|image name=Holmium2.jpg<br />
|appearance=silvery white<br />
|electrons per shell=2, 8, 18, 29, 8, 2<br />
|phase=<br />
|density=8.795&nbsp;g/cm<sup>3</sup>&thinsp;<ref name="Arblaster 2018" /><br />
|density conditions=(at&nbsp;20°&nbsp;C)<br />
|density gpcm3mp=8.34<br />
|melting point K=1734<br />
|melting point C=1461<br />
|melting point F=2662<br />
|boiling point K=2873<br />
|boiling point C=2600<br />
|boiling point F=4712<br />
|heat fusion=17.0<br />
|heat vaporization=251<br />
|heat capacity=27.15<br />
|vapor pressure 1=1432<br />
|vapor pressure 10=1584<br />
|vapor pressure 100= (1775)<br />
|vapor pressure 1 k= (2040)<br />
|vapor pressure 10 k= (2410)<br />
|vapor pressure 100 k= (2964)<br />
|vapor pressure comment=<br />
|crystal structure=hexagonal close packed<br />
|crystal structure Pearson symbol=hP2 <br />
|lattice constants=''a''&nbsp;=&nbsp;357.80&nbsp;pm<br />''c''&nbsp;=&nbsp;561.77&nbsp;pm (at&nbsp;20&nbsp;°C)<ref name="Arblaster 2018">{{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}}</ref><br />
|electronegativity=1.23<br />
|number of ionization energies=3<br />
|ionization energy 1=581.0<br />
|ionization energy 2=1140<br />
|ionization energy 3=2204<br />
|atomic radius=176<br />
|covalent radius=192±7<br />
|magnetic ordering=[[paramagnetic]]<br />
|electrical resistivity unit prefix=n<br />
|electrical resistivity=poly: 814<br />
|electrical resistivity comment=(at&nbsp;{{abbr|r.t.|room temperature}})<br />
|thermal conductivity=16.2<br />
|thermal expansion=poly: 11.2<br />
|thermal expansion comment=(at&nbsp;{{abbr|r.t.|room temperature}})<br />
|speed of sound rod at 20=2760<br />
|magnetic susceptibility=<br />
|magnetic susceptibility ref=<br />
|Young's modulus=64.8<br />
|Shear modulus=26.3<br />
|Bulk modulus=40.2<br />
|Poisson ratio=0.231<br />
|Vickers hardness=410–600<br />
|Brinell hardness= 500–1250<br />
|CAS number=7440-60-0<br />
|discovered by=[[Per Theodor Cleve]], [[Jacques-Louis Soret]] and [[Marc Delafontaine]]<br />
|discovery date=1878<br />
|first isolation by=Heinrich Bommer<br />
|first isolation date=1939<br />
|QID=Q1846<br />
}}<!--<br />
<br />
--><noinclude><br />
{{Infobox element/element navigation|symbol=Ho}}<br />
{{Template reference list}}<br />
{{documentation|1=Template:Infobox element/doc}}<br />
</noinclude></div>
>Burzuchius