The property decides the order of elements in the modern periodic table is ____...? Mcqs

The property decides the order of elements in the modern periodic table is ____...?

(A) The number of neutrons in the nucleus

(B) The number of electrons in the outermost shell

(C) The number of protons (atomic number) in the nucleus

(D) The atomic mass of the element

Source: This question is taken from the Everyday Science