Superheavy elements, also known as transactinide elements, transactinides, or super-heavy elements, or superheavies for short, are the chemical elements with an atomic number of at least 104. The superheavy elements are those beyond the actinides in the periodic table; the last actinide is lawrencium (atomic number 103).
Superheavy elements, also known as transactinide elements, transactinides, or super-heavy elements, or superheavies for short, are the chemical elements with an atomic number of at least 104. The superheavy elements are those beyond the actinides in the periodic table; the last actinide is lawrencium (atomic number 103).
Source: Wikipedia "Superheavy element" · CC BY-SA 4.0
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