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Taxon:
Species
actinium
Debierne, 1899
- Ac
(chemical element)
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Classification by:
Systema Naturae 2000
Leigh et al. (1998) Principles of Chemical Nomenclature: A Guide to IUPAC Recommendations.
chemical substances
elements
actinium
Debierne, 1899 - Ac
©2004-2025 Universal Taxonomic Services
Last updated:
21 Sep 2025