JEE Main 202225 Jul, Morning shiftChemistryEasyClassification of Elements and Periodicity in Properties127× since 2002The IUPAC nomenclature of an element with electronic configuration [Rn] 5f146d17s25 \mathrm{f}^{14} 6 \mathrm{d}^{1} 7 \mathrm{s}^{2}5f146d17s2 is :AOption A. UnnilbiumBOption B. UnniluniumCOption C. UnnilquadiumDOption D. UnniltriumCheckSkip · show solution