Glossary 1.1

The glossary provides definitions and explanations of key terms and concepts essential to understand the topic in the lesson. Be sure to familiarize yourself with each term before attempting the lesson glossary quiz.

Browse the glossary using this index

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E

Electron

a negatively charged subatomic particle

Electron Probability Density

the probability of finding an electron at a given location, derived from wave equations and used to determine the shapes of orbitals; also called electron probability distribution

Emission Spectrum

the spectrum of electromagnetic radiation emitted by an atom; results when an atom is returned to a lower energy state from a higher energy state