In a way, passing an array as argument always loses a dimension. The reason behind is that, for historical reasons, arrays cannot be directly copied, and thus what is really passed is a pointer. This is a common source of errors for novice programmers.
atomic number represents the protons in atom. As a example hydrogen has one proton and atomic number is 1.
ï· The sum of the protons and neutrons in an atom is called mass number, and is represented by. symbol A. ï· Atoms of the same element (same atomic number) can possess different number of neutrons. (different mass numbers) and are called isotopes.