Helium's placement in the Periodic Table from a crystal structure viewpoint.

IUCrJ

Chemistry Education Research and Practice Laboratory, SCAMT Institute, ITMO University, 9 Lomonosova Str., Saint Petersburg, Saint Petersburg 191002, Russian Federation.

Published: July 2020

The present paper indicates that helium has more in common with the alkaline earths than is often considered. Not only does it share an analogous electron configuration but it also has an analogous crystal structure to that of beryllium and magnesium which is, in contrast, characteristic of the bulk material rather than of isolated atoms.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7340260PMC
http://dx.doi.org/10.1107/S2052252520007769DOI Listing

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