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Unpenttrium

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Unpenttrium
elemento chimic, elemento chimic hypothetic[*]
numero atomic: 153
symbolo chimic: Upt

Unpenttrium es un elemento chimic theoretic, nunquam observite.[1]

Referentias

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  1. ↑ https://www.smithsonianmag.com/science-nature/when-will-we-reach-end-periodic-table-180957851/
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