Oganesson

{{Element name=Ununoctium | symbol=Uuo | available=unavailable | need= | number=118 | mass=[293] | group=18 | period=7 | phase= | series=Noble gases | density= | melts= | boils= | isotopes=none | prior=Uus | next=N/A | above=Rn | aprior=At | anext=N/A | below=N/A | bprior=N/A | bnext=N/A | radius= | bohr= | covalent= | vdwr= | irad= | ipot= | econfig=1s²
2s² 2p⁶
3s² 3p⁶ 3d¹⁰
4s² 4p⁶ 4d¹⁰ 4f¹⁴
5s² 5p⁶ 5d¹⁰ 5f¹⁴
6s² 6p⁶ 6d¹⁰
7s² 7p⁶ | eshell= | enega= | eaffin= | oxstat= | magn= | cryst= | }} Ununoctium is a Noble gas in group 18. It does not have any isotopes considered to be natural. Its longest-lived known isotope has an atomic number of 293. This element has no stable isotopes.

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