nemesgázkonfigurációval
Nemesgázkonfig is a term that appears to be a portmanteau of "nemesgáz" (Hungarian for noble gas) and "konfig" (Hungarian abbreviation for configuration). Therefore, "nemesgázkonfig" likely refers to the electronic configuration of a noble gas.
Noble gases are a group of chemical elements in the periodic table, consisting of Helium (He), Neon
The general electron configuration for noble gases, except for Helium, is ns²np⁶, where 'n' represents the principal