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nov 11, 2002 - Yuri Oganessian (and his group in Russia)
Description:
Discovered Ununoctium, with an atomic number of 118, which is a very unstable and was made synthetically.
Added to timeline:
Atomic History_LaFuente
By
Moira
3 Oct 2018
0
0
431
Date:
nov 11, 2002
Now
~ 22 years ago
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