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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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24 agos 1904 anni - Richard Abegg found that inert gases have a “stable electron configuration.”
Aggiunto al nastro di tempo:
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By
Tommy Worcester
27 set 2017
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0
734
Data:
24 agos 1904 anni
Adesso
~ 121 years ago
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