English Superheavy element Cited by user Citation bot on 19 Feb 2024 Superheavy elements, also known as transactinide elements, transactinides, or super-heavy elements, are the chemical elements with atomic number greater than 103.
English Extended periodic table Cited by user LaundryPizza03 on 25 Dec 2023 An extended periodic table theorises about chemical elements beyond those currently known in the periodic table and proven.