Energy Levels

Definition

Energy levels refer to the specific quantized states that an electron can occupy within an atom. These energy levels are determined by the electron's distance from the nucleus and represent different amounts of energy.

Related terms

Quantum Numbers: Quantum numbers describe the properties of an electron in an atom, including its energy level, orbital shape, and orientation.

Ground State: The ground state is the lowest possible energy level that an electron can occupy in an atom.

Excited State: An excited state refers to when an electron has absorbed enough energy to move from its ground state to a higher energy level.