When an atom emits radiation
A) a photon makes a quantum jump from one quantum state to another.
B) a proton strikes a neutron to create a photon.
C) it emits a small portion of its electric charge.
D) an electron makes a quantum jump from one quantum state to another.
E) an electron moves in precisely one complete orbit around the nucleus.

Question

Quizplus · Accepted Answer

When an atom emits radiation, it is typically due to an electron making a quantum jump from a higher energy state to a lower energy state, releasing energy in the form of a photon.

When an Atom Emits Radiation