Chemistry Examples
Step 1
Find the element on the periodic table.
17 | Atomic Number |
Cl | Element Symbol |
Chlorine | Element Name |
35.45 | Average Atomic Mass |
Step 2
To find the number of protons in , first locate the element on the periodic table. Next, find the atomic number which is located above the element's symbol. Since 's atomic number is , has protons.
protons