From amongst the following electronic configuration, find out the alka – InterviewSolution

1.	From amongst the following electronic configuration, find out the alkaline earth element.[Ar]4s^2 [Ar]3d^5 4s^2 [Ar]3d^10 4s^2
Answer» [AR] `4s^2`, [Ar] `3d^54s^2` [Ar]`3d^10 4s^2` ANSWER :A

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