JEE Main 20249 Apr, Evening shiftChemistryHardd- and f-Block Elements158× since 2002The electronic configuration of Einsteinium is : (Given atomic number of Einsteinium =99=99=99)AOption A. [Rn]5f136 d∘7 s2[\mathrm{Rn}] 5 \mathrm{f}^{13} 6 \mathrm{~d}^{\circ} 7 \mathrm{~s}^2[Rn]5f136 d∘7 s2BOption B. [Rn]5f126 d∘7 s2[\mathrm{Rn}] 5 \mathrm{f}^{12} 6 \mathrm{~d}^{\circ} 7 \mathrm{~s}^2[Rn]5f126 d∘7 s2COption C. [Rn]5f116 d∘7 s2[\mathrm{Rn}] 5 \mathrm{f}^{11} 6 \mathrm{~d}^{\circ} 7 \mathrm{~s}^2[Rn]5f116 d∘7 s2DOption D. [Rn]5f106 d∘7 s2[\mathrm{Rn}] 5 \mathrm{f}^{10} 6 \mathrm{~d}^{\circ} 7 \mathrm{~s}^2[Rn]5f106 d∘7 s2CheckSkip · show solution
