Chemistry Examples

$M g$

Step 1

Find the element $Mg$ on the periodic table.

12	Atomic Number
Mg	Element Symbol
Magnesium	Element Name
24.31	Average Atomic Mass

Step 2

To find the number of electrons in $magnesium$ , first locate the element on the periodic table. Next, find the atomic number which is located above the element's symbol. Since $magnesium$ 's atomic number is $12$ , $Mg$ has $12$ electrons.

$12$ electrons