Definition of reactant in English:

reactant

noun rɪˈakt(ə)ntˌriˈækt(ə)nt

Chemistry

A substance that takes part in and undergoes change during a reaction.
〔化〕反应物
Example sentencesExamples
- The change in heat content of the products relative to the reactants in a chemical reaction is known as the change in enthalpy.
- When bonds are broken in a chemical reaction, the reactants involved are colliding with enough kinetic energy to break the atoms apart.
- The rate of chemical reactions often depends on the concentration of the reactants involved.
- Countless industrial processes use acids and bases as reactants or catalysts to make a variety of consumer goods.
- If some of the components of this system chemically react with each other then the inert substance dispersing the reactants is the inert solvent.

Rhymes

interactant

Definition of reactant in US English:

reactant

nounˌriˈækt(ə)ntˌrēˈakt(ə)nt

Chemistry

A substance that takes part in and undergoes change during a reaction.
〔化〕反应物
Example sentencesExamples
- When bonds are broken in a chemical reaction, the reactants involved are colliding with enough kinetic energy to break the atoms apart.
- Countless industrial processes use acids and bases as reactants or catalysts to make a variety of consumer goods.
- The rate of chemical reactions often depends on the concentration of the reactants involved.
- If some of the components of this system chemically react with each other then the inert substance dispersing the reactants is the inert solvent.
- The change in heat content of the products relative to the reactants in a chemical reaction is known as the change in enthalpy.

单词	reactant
释义	Definition of reactant in English: reactant noun rɪˈakt(ə)ntˌriˈækt(ə)nt Chemistry A substance that takes part in and undergoes change during a reaction. 〔化〕反应物 Example sentencesExamples The change in heat content of the products relative to the reactants in a chemical reaction is known as the change in enthalpy. When bonds are broken in a chemical reaction, the reactants involved are colliding with enough kinetic energy to break the atoms apart. The rate of chemical reactions often depends on the concentration of the reactants involved. Countless industrial processes use acids and bases as reactants or catalysts to make a variety of consumer goods. If some of the components of this system chemically react with each other then the inert substance dispersing the reactants is the inert solvent. Rhymes interactant Definition of reactant in US English: reactant nounˌriˈækt(ə)ntˌrēˈakt(ə)nt Chemistry A substance that takes part in and undergoes change during a reaction. 〔化〕反应物 Example sentencesExamples When bonds are broken in a chemical reaction, the reactants involved are colliding with enough kinetic energy to break the atoms apart. Countless industrial processes use acids and bases as reactants or catalysts to make a variety of consumer goods. The rate of chemical reactions often depends on the concentration of the reactants involved. If some of the components of this system chemically react with each other then the inert substance dispersing the reactants is the inert solvent. The change in heat content of the products relative to the reactants in a chemical reaction is known as the change in enthalpy.
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