Element 117 (tennessine) joined the periodic table in November 2016. Two tennessine isotopes were synthesized by bombarding 249Bk from Oak Ridge National Laboratory with 48Ca ions at the Joint ...
The three elements are promethium (element 61), moscovium (element 115) and tennessine (element 117), which is named after Tennessee. Moscovium is named after Moscow – that will be explained in ...
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