Potassium K

By Blakley Brown

General Info

The symbol for Potassium is a K. Its atomic number is 19 and has a mass number of 39.09. It's in period 4 in group 1. It is apart of the Alkali metals group making it very reactive. It's a metal and is used for fertilizers, salt substitutes and soap believe it or not. It is also a solid.