Chemistry Examples

$C a$

Step 1

Find the element $Ca$ on the periodic table.

20	Atomic Number
Ca	Element Symbol
Calcium	Element Name
40.08	Average Atomic Mass

Step 2

To find the number of electrons in $calcium$ , first locate the element on the periodic table. Next, find the atomic number which is located above the element's symbol. Since $calcium$ 's atomic number is $20$ , $Ca$ has $20$ electrons.

$20$ electrons