Lesson Flashcards: Electron Energy Levels Physics

Excited state

When one or more electrons in an atom are in higher energy levels than the lowest ones they can occupy

Transition

When an electron changes from being in one energy level to being in another

Energy level

One of a set of fixed values for the energy that an electron in an atom can have

Photon

A particle of light that is emitted or absorbed as an electron moves between energy levels

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