General electronic configuration of lanthanides is

( n - 2 )f^1 - 14\,( n - 1 )s^2p^6d^0 - 1\,ns^2

( n - 2 )f^0 - 14\,( n - 1 )d^0 - 1\,ns^2

( n - 2 )f^0 - 14\,( n - 1 )d^10\,ns^2

( n - 2 )d^0 - 1( n - 1 )\,f^1 - 14\,ns^2

D and F Block Elements PYQ — NEET 2002 · Q101 with Solution

A

\left( {n - 2} \right){f^{1 - 14}}\,\left( {n - 1} \right){s^2}{p^6}{d^{0 - 1}}\,n{s^2}

B

\left( {n - 2} \right){f^{0 - 14}}\,\left( {n - 1} \right){d^{0 - 1}}\,n{s^2}

C

\left( {n - 2} \right){f^{0 - 14}}\,\left( {n - 1} \right){d^{10}}\,n{s^2}

D

\left( {n - 2} \right){d^{0 - 1}}\left( {n - 1} \right)\,{f^{1 - 14}}\,n{s^2}