Which choice correctly describes the properties and atomic structure of the element Potassium (K)?

Question

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

Answer 1

D. Potassium is a very reactive metal with 19 protons.