Solution:
Roentgenium, not Darmstadtium, is the IUPAC name for Unununnium (Z=111).
The rest of the matches are correct.
Option C is the correct answer.
Solution:
Roentgenium, not Darmstadtium, is the IUPAC name for Unununnium (Z=111).
The rest of the matches are correct.
Option C is the correct answer.