Which determines the chemical and physical properties of an atom of an element?

Question

Quizplus · Accepted Answer

The atomic number of an element determines the number of protons in the nucleus, which in turn determines the number and arrangement of electrons around the nucleus, thus determining the chemical and physical properties of an atom of an element. The other options listed do not have as direct a relationship with determining chemical and physical properties.

Which Determines the Chemical and Physical Properties of an Atom