Find the Number of Protons Cu

To find the number of protons in ${\displaystyle \text{copper}}$, first locate the element on the periodic table. Next, find the atomic number which is located above the element\'s symbol. Since ${\displaystyle \text{copper}}$\'s atomic number is ${\displaystyle 29}$, ${\displaystyle \mathrm{Cu}}$ has ${\displaystyle 29}$ protons.