Arrange in decreasing order , the energy of 2s orbital in the followin

1.	Arrange in decreasing order , the energy of 2s orbital in the following atoms H, Li, Na , K
Answer» `E_(2S(H)) gt E_(2s(LI)) gt E_(2s(Na)) gt E_(2s(K))` `E_(2s(H)) gt E_(2s(Na)) gt E_(2s(Li)) gt E_(2s(K))` `E_(2s(H)) gt E_(2s(Na)) = E_(2s(K)) gt E_(2s(Li))` `E_(2s(K)) lt E_(2s(Na)) lt E_(2s(Li)) ltE_(2s(H))` Answer :D

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