Q2Multiple choice
Which of the following options does not represent ground state electronic configuration of an atom?
- (i)1s2 2s2 2p6 3s2 3p6 3d8 4s2
- (ii)1s2 2s2 2p6 3s2 3p6 3d9 4s2
- (iii)1s2 2s2 2p6 3s2 3p6 3d10 4s1
- (iv)1s2 2s2 2p6 3s2 3p6 3d5 4s1
Show answer
(ii) 1s2 2s2 2p6 3s2 3p6 3d9 4s2