unsur 138Namun, setelah unsur 120, pengisian konfurasi elektronik berhenti mematuhi prinsip Auau. Menurut prinsipnya, unpenttrium harus memiliki konfurasi elektronik [Og]8s 2 5g 18 6f 14 7dUnsur 138: The Hypothetical Superheavy Element The periodic table is an ever-expanding scientific marvel, and one of the greatest pursuits in chemistry and physics is