Which of the following is the general electron configuration for the outermost electrons of elements in the alkaline earth group A) ns¹ B) ns² C) ns²np⁴ D) ns²np⁵ E) ns²np⁶(n -1)d⁶

Question

Quizplus · Accepted Answer

The alkaline earth group elements have two valence electrons in their outermost shell, which is represented by the ns² electron configuration. Choice A and C include additional electron configurations that are not applicable to the alkaline earth group, while choices D and E include electron configurations for elements in the p and d blocks, which are not part of the alkaline earth group.

Which of the Following Is the General Electron Configuration for the Outermost