試題詳解

17. Which of the following best describes an orbital?
(A) Space where electrons are likely to be found in an atom.
(B) Space which may contain electrons, protons, and/or neutrons.
(C) The space in an atom where an electron is most unlikely to be found.
(D) Small, walled spheres that contain electrons.
(E) A single space within an atom that contains all electrons of that atom.