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The meaning of REACTANT is a substance that enters into and is altered in the course of a chemical reaction.
In chemistry, a reactant is a starting material in a chemical reaction that is consumed to form products. The activation energy required to initiate a chemical reaction breaks the bonds between reactant atoms. The reactant undergoes a chemical change, forming new bonds that result in products.
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.
noun. a person or thing that reacts. Also called interactant. Chemistry. any substance that undergoes a chemical change in a given reaction. reactant. / rɪˈæktənt / noun. a substance that participates in a chemical reaction, esp a substance that is present at the start of the reaction Compare product.
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 themselves to form new combinations. Reactants are raw materials that react with one another.
A reactant is a chemical substance that is present at the start of a chemical reaction, and is changed as the chemical reaction proceeds. They could also be referred to as terms like starting materials or reagents.
REACTANT definition: 1. a substance that is part of a chemical reaction 2. a substance that is part of a chemical…. Learn more.