C3O1P3E1R1N1I1C3I1U1M3
19 points
COPERNICIUM is validvalid
the chemical element with atomic number 112 [n COPERNICIUMS]
a short-lived artificially produced radioactive element that has 112 protons [n -S]
the chemical element with atomic number 112 [n COPERNICIUMS]
a short-lived artificially produced radioactive element that has 112 protons [n -S]