Editing Template:Infobox unbiunium

{{Infobox element
|name=unbiunium
|number=121
|symbol=Ubu
|alt names=element&nbsp;121, eka-actinium
|left=[[unbinilium]]
|right=[[unbibium]]
|above=[[actinium|Ac]]
|below=—
|category=Unknown chemical properties
|category comment=but probably a [[superactinide]]; could be considered a [[transition metal]]
|group=3
|period=8
|block=d
|appearance=
|image name=
|electron configuration=&#91;[[Oganesson|Og]]&#93; 8s<sup>2</sup> 8p<sup>1</sup>
|electron configuration comment=''(predicted)''
|electron configuration ref=<ref name=Haire/>
|electrons per shell=2, 8, 18, 32, 32, 18, 8, 3<br/>''(predicted)''
|physical properties comment=unknown
|phase=
|phase comment=
|density gplstp=
|density gpcm3nrt=
|density gpcm3nrt 2=
|density gpcm3mp=
|melting point K=
|melting point C=
|melting point F=
|sublimation point K=
|sublimation point C=
|sublimation point F=
|boiling point K=
|boiling point C=
|boiling point F=
|triple point K=
|triple point kPa=
|critical point K=
|critical point MPa=
|heat fusion=
|heat fusion 2=
|heat vaporization=
|heat capacity=
|vapor pressure 1=
|vapor pressure 10=
|vapor pressure 100=
|vapor pressure 1 k=
|vapor pressure 10 k=
|vapor pressure 100 k=
|vapor pressure comment=
|electronegativity=
|number of ionization energies=1
|ionization energy 1=429 ''(predicted)''<ref name="Haire"/>
|ionization energy 2=
|ionization energy 3=
|atomic radius=
|atomic radius calculated=
|covalent radius=
|crystal structure=
|Van der Waals radius=
|magnetic ordering=
|electrical resistivity=
|electrical resistivity at 0=
|electrical resistivity at 20=
|thermal conductivity=
|thermal conductivity 2=
|thermal diffusivity=
|thermal expansion=
|thermal expansion at 25=
|speed of sound=
|speed of sound rod at 20=
|speed of sound rod at r.t.=
|tensile strength=
|Young's modulus=
|Shear modulus=
|Bulk modulus=
|Poisson ratio=
|Mohs hardness=
|Vickers hardness=
|Brinell hardness=
|CAS number=
|isotopes=
{{infobox element/isotopes decay | mn=299 | sym=Ubu ''{{nobold|(predicted)}}'' |na=syn | hl=>1&nbsp;μs | dm=α | de= | link1=ununennium-295 | pn=295 | ps=Uue}}
{{infobox element/isotopes decay | mn=300 | sym=Ubu ''{{nobold|(predicted)}}'' |na=syn | hl=>1&nbsp;μs | dm=α | de= | link1=ununennium-296 | pn=296 | ps=Uue}}
{{infobox element/isotopes decay | mn=301 | sym=Ubu ''{{nobold|(predicted)}}'' |na=syn | hl=>1&nbsp;μs | dm=α | de= | link1=ununennium-297 | pn=297 | ps=Uue}}
|isotopes comment=
|naming=IUPAC [[systematic element name]]
}}<noinclude>
{{Infobox element/element navigation|symbol=Ubu}}
{{Template reference list}}
{{documentation|1=Template:Infobox element/doc}}
</noinclude>