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  1. Subatomic particle - Wikipedia

    The subatomic particles considered important in the understanding of chemistry are the electron, the proton, and the neutron. Nuclear physics deals with how protons and neutrons arrange themselves in …

  2. Subatomic particle | Definition, Examples, & Classes | Britannica

    Dec 12, 2025 · Subatomic particle, any of various self-contained units of matter or energy that are the fundamental constituents of all matter. They include electrons, protons, neutrons, quarks, muons, …

  3. Subatomic Particles You Should Know - ThoughtCo

    May 5, 2025 · Learn about the 3 main types of subatomic particles and their properties, as well as other important subatomic particles in chemistry and physics.

  4. Subatomic Particles - Science Notes and Projects

    Jan 6, 2024 · Atoms consist of three subatomic particles: protons, neutrons, and electrons. Each atom has a nucleus that contains protons and neutrons and has a positive electrical charge.

  5. Structure of the Atom: Understanding Subatomic Particles

    The proton, the neutron, and the electron are the three so-called subatomic particles. The proton and neutron are each approximately 1000 times more massive than the electron.

  6. Sub-Atomic Particles - Chemistry LibreTexts

    A typical atom consists of three subatomic particles: protons, neutrons, and electrons (as seen in the helium atom below). Other particles exist as well, such as alpha and beta particles (which are …

  7. Subatomic particles - CERN

    This is summarised in a concise theoretical model called the Standard Model. Today, we have a very good idea of what matter is made of, how it all holds together and how these particles interact with …

  8. Subatomic particle - New World Encyclopedia

    A subatomic particle is a particle smaller than an atom. It may be either an elementary (or fundamental) particle, or a composite particle, also called a hadron.

  9. What are Subatomic Particles? - BYJU'S

    Subatomic particles are lighter than atoms in the physical sciences. They may be artificial particles, such as neutrons and protons, or elementary particles that are not constructed of such particles in …

  10. Elementary particle - Wikipedia

    These 61 elementary particles include electrons and other leptons, quarks, and the fundamental bosons. Subatomic particles such as protons or neutrons, which contain two or more elementary particles, …