Superactinides
From Biocrawler, the free encyclopedia.
Superactinides are the undiscovered chemical elements from number 123 (Unbitrium) until 153 (Unpenttrium), at which the 5g and 6f- electron shells are filled up.
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Related topics
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External links
- Extended period table (http://www.apsidium.com/ext_pt/expertab.htm)

