Question

The atomic size of an atom is the ___.

• A. the distance between center of the nucleus and outermost shell
• B. the radius of the nucleus
• C. diameter of the nucleus
• D. the distance between two consecutive shells

Answer 1

The correct option is A

the distance between center of the nucleus and outermost shell

The atomic size of an atom is the radius of the atom. The atomic size of an atom can be visualised as the distance between the center of the nucleus and the outermost shell of an isolated atom.