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  1. What Is a Reactant in Chemistry? Definition and Examples

    Nov 24, 2020 · Learn what a reactant is in chemistry. Get the definition and examples and learn how reactants differ from reagents.

  2. What is a Reactant? - ChemTalk

    Reactants are consumed when a chemical reaction takes place, and a reagent does not have to be consumed. An example of a reagent is a catalyst, which is a material that helps to speed up …

  3. What Is a Reactant in Chemistry? - ThoughtCo

    Aug 10, 2019 · Reactants are the starting materials in a chemical reaction. Reactants undergo a chemical change in which chemical bonds are broken and new ones formed to make products.

  4. REACTANT Definition & Meaning - Merriam-Webster

    The meaning of REACTANT is a substance that enters into and is altered in the course of a chemical reaction.

  5. Chemical reaction | Definition, Equations, Examples, & Types ...

    Oct 10, 2025 · A chemical reaction is a process in which one or more substances, also called reactants, are converted to one or more different substances, known as products. Substances …

  6. What is a Reactant? - BYJU'S

    The substances which participate in a chemical reaction, are called reactants. A chemical reaction describes the process by which atoms, the fundamental building blocks of matter, rearrange …

  7. What Are Reactants in Science? - California Learning Resource ...

    Jan 4, 2025 · Reactants, often referred to interchangeably as reagents in specific contexts, are the starting materials in a chemical reaction. They undergo transformation at the atomic and …