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  1. Electron - Wikipedia

    In atoms, an electron's matter wave occupies atomic orbitals around a positively charged atomic nucleus. The configuration and …

  2. Electron | Definition, Mass, & Facts | Britannica

    Jun 10, 2026 · The electrons circle the nucleus in orbital paths called shells, each of which holds only a certain number of electrons. …

  3. Electron – Definition, Properties, Facts, and Role in Atoms

    Dec 8, 2018 · Learn what an electron is. Get its definition, learn where to find electrons, and understand the properties of this type of …

  4. 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 …

  5. Periodic Table - Ptable - Properties

    Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix …

  6. What is an Electron? - GeeksforGeeks

    Jul 23, 2025 · Electrons are subatomic particles that have an elementary charge of (-1) magnitude. The charge held by an electron is …

  7. Atomic orbital - Wikipedia

    The electrons in the outermost shell, or valence electrons, tend to be responsible for an element's chemical behavior. Elements that …

  8. 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 …

  9. Electrons: Mass, discovery & history | Space

    Oct 31, 2022 · Electrons are negatively charged subatomic particles located in the outermost regions of atoms.

  10. 4.4: Protons, Neutrons, and Electrons - Chemistry LibreTexts

    While protons and neutrons are located inside the nucleus at the center of the atom, electrons are located outside the nucleus in …