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  1. Colloid - Wikipedia

    A colloid is a mixture in which one substance, consisting of microscopically dispersed insoluble particles, is suspended throughout another substance. Some definitions specify that the particles must be …

  2. What Is a Colloid? Definition and Examples

    Sep 27, 2022 · In chemistry, a colloid is a mixture of tiny particles that are dispersed in another medium. The particles are microscopic in size, ranging from 1 nanometer (nm) to 1 micrometer (μm) in diameter.

  3. Colloid | Definition & Facts | Britannica

    Dec 29, 2025 · Colloid, any substance consisting of particles substantially larger than atoms or ordinary molecules but too small to be visible to the unaided eye. Colloidal systems may exist as dispersions …

  4. What Are Colloids? - ChemTalk

    A colloid, or a colloidal solution, is a mixture consisting of molecules or particles dispersed in solution. Unlike the other two primary types of mixture, solutions and suspensions, colloids contain particles …

  5. Colloids: Definition, Characteristics, Types, and Examples

    What are colloids. Learn its properties, types, and applications. Check out a few examples of colloid fluids.

  6. Colloids - Chemistry LibreTexts

    A colloid is one of the three primary types of mixtures, with the other two being a solution and suspension. A colloid is a mixture that has particles ranging between 1 and 1000 nanometers in …

  7. Colloids - Types, Properties, Examples, Difference and ...

    5 days ago · A colloid is a heterogeneous mixture of particles that are intermediate in size between those of a solution and a suspension. The Tyndall effect is the scattering of light by colloidal particles.