Question

electronic configuration of sodium and magnesium

Answer 1

Na ==>  2,8,1
Mg ==> 2,8,2

Answer 2

Hey friend, ☺️ here is your answer _____________________________

Electronic configuration refers to the numbers of electrons present in different shells.

Atomic number of magnesium (Mg) = 12
Electronic configuration of magnesium = 2,8,2

Atomic number of sodium (Na) = 11
Electronic configuration of sodium = 2,8,1

Hope this helps you..