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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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8 jan 1940 ano - 1940 – Glenn T. Seaborg Aporte: Descubrió y organizó los elementos transuránicos (más allá del uranio, como el plutonio). Explicación: Propuso separar los lantánidos y actínidos en filas inferiores.
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Fabrizio
2 dias atrás
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21
Data:
8 jan 1940 ano
Agora
~ 85 years ago
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