Chemistry Examples

$P$

Step 1

Find the element $P$ on the periodic table.

15	Atomic Number
P	Element Symbol
Phosphorus	Element Name
30.97	Average Atomic Mass

Step 2

To find the number of electrons in $phosphorus$ , first locate the element on the periodic table. Next, find the atomic number which is located above the element's symbol. Since $phosphorus$ 's atomic number is $15$ , $P$ has $15$ electrons.

$15$ electrons