Which choice correctly describes the properties and atomic structure of the element Potassium (K)?
A. Potassium is very reactive non metal with 19 electrons
B. Potassium is a non reactive metal with 19 neutrons
C. Potassium is a very reactive non metal with 39 protons
D. Potassium is a very reactive metal with 19 protons
1 answer
D. Potassium is a very reactive metal with 19 protons.