Ions which have the same electronic configuration are those of

1.	Ions which have the same electronic configuration are those of
Answer» Lithium and sodium Sodium and POTASSIUM potassium and CALCIUM OXYGEN and chlorine Solution :`K^+` and `CA^(++)` have the same electronic CONFIGURATION `(1s^2, 2s^22p^6, 3s^2 3p^6)`

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