# What is the electronic configuration of magnesium?

##### 1 Answer
May 4, 2017

For magnesium, $Z = 12$.........

#### Explanation:

And so we simply use the aufbau scheme:

$1 {s}^{2} 2 {s}^{2} 2 {p}^{6} 3 {s}^{2}$..........

What is the electronic configuration of $M {g}^{2 +}$?