Question

Write the outermost electronic configuration if alkali metals

Answer 1

✔Group 1A elements are the alkali metals and all have one electron in the outermostenergy level because their electron configuration ends in s1. Group 2A elementsare the alkaline earth metals and all have two electrons in the outermost energy level because their electron configuration ends in s2.

Answer 2

Answer:

group 2 's alkali metals are more electronegative than group 1 's