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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 energy levels of an atom's electrons determine the atom's chemical …

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

    Nov 20, 2025 · His discovery of electrons, which he initially called corpuscles, played a pivotal role in revolutionizing knowledge of atomic structure. Under ordinary conditions electrons are bound to the …

  3. 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.

  4. 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 neutral …

  5. 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 smaller particles. …

  6. 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.

  7. Electrons and Orbitals – CLUE: Chemistry, Life, the Universe and …

    CLUE was designed to help students attain a confident, competent, and coherent understanding of basic chemistry, in particular of the chemistry associated with organisms and their origins.

  8. What Are Electrons? The Movers of Modern Technology

    Jun 1, 2025 · Electrons became the building blocks of charge, interaction, and motion—key players in a universe that was far more dynamic and mysterious than Newton had imagined.

  9. What is an Electron: Its Discovery, Nature and Everything Else

    Mar 12, 2025 · Learn all about electrons, the subatomic particles that laid the foundation of quantum theory.

  10. 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 equal in magnitude and has the opposite sign to the charge carried by …