Question

Mg2+has completly filled k&l shells explain

Answer 1

Answer:

Mg

Explanation:

Mg (z=12)

1s2 2s2 2p6 3s2

Mg2+ will be

1s2 2s2 2p6

so,its k-shell has 2 electrons

and k-shell has 8 electrons .

they are completely filled