1.

What would be electronic configuration of the following in the absence of Aufbaug rule? (a) Sr^(2+) (b) Rb^(+)

Answer»

Solution :(a) `Spr^(2+)-1S^(2)2S^(2)2p^(6)3s^(2)3p^(6)3d^(10)4s^(2)4p^(6)`
(b)`Rb^(+)-1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(10)4s^(2)4p^(6)`


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