
Electron - Wikipedia
In atoms, an electron's matter wave forms an atomic orbital around a positively charged atomic nucleus. The configuration and energy levels of an atom's electrons determine the atom's …
What Is an Electron? Definition and Facts
Dec 8, 2018 · Learn what an electron is. Get its definition, learn where to find electrons, and understand the properties of this type of matter.
Electron | Definition, Mass, & Facts | Britannica
Oct 14, 2025 · Electron, lightest stable subatomic particle known. It carries a negative charge of 1.6 x 10^-19 coulomb, which is considered the basic unit of electric charge. The electron was …
Science Made Simple: What Are Electrons? - SciTechDaily
May 21, 2024 · Electrons are elementary subatomic particles with negligible mass that surround the nucleus of an atom. They are bound to the nucleus due to electromagnetic attraction, with …
DOE Explains...Electrons | Department of Energy
The electron is a subatomic particle that is found in all atoms. Unlike protons, neutrons, or the nuclei of atoms, electrons are elementary particles. This means they are not made of even …
What are Electrons? - BYJU'S
Electrons are subatomic particles that hold an elementary charge of magnitude -1. The charge of an electron is equal in magnitude to the charge held by a proton (but has an opposite sign). …
Electron Definition in Science - ThoughtCo
Jun 9, 2025 · Electrons are negatively charged particles found outside the nucleus of an atom. Electrons are much lighter than protons and are key in conducting electricity in solids. …