Chemistry Examples

$N a$

Step 1

Find the element $Na$ on the periodic table.

11	Atomic Number
Na	Element Symbol
Sodium	Element Name
22.99	Average Atomic Mass

Step 2

To find the number of protons in $sodium$ , first locate the element on the periodic table. Next, find the atomic number which is located above the element's symbol. Since $sodium$ 's atomic number is $11$ , $Na$ has $11$ protons.

$11$ protons