T1E1N1N1E1S1S1I1N1E1
10 points
TENNESSINE is validvalid
the chemical element with atomic number 117 [n TENNESSINES]
a highly radioactive element, of which only a few atoms have ever been produced [n -S]
the chemical element with atomic number 117 [n TENNESSINES]
a highly radioactive element, of which only a few atoms have ever been produced [n -S]