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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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26 jan 1940 ano - Glenn Seaborg synthesises transuranic elements (the elements after uranium in the periodic table)
Adicionado na linha do tempo:
Periodic Table Timeline
By
E
10 out 2017
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573
Data:
26 jan 1940 ano
Agora
~ 85 years ago
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