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Science · Grades 7–8

Stoichiometry

noun

The calculation of reactants and products in chemical reactions based on balanced equations.

Example Sentences

"Stoichiometry tells chemists how much product a given amount of reactant will yield."

"Balancing equations is the foundation of stoichiometry."

Synonyms & Related Terms

reaction calculation

Quick Check

Which best describes the meaning of stoichiometry?

Study Tips

To remember stoichiometry, try writing it in a sentence of your own. Connect it to something you already know about science.

Use it in conversation today — saying a word aloud three times helps lock it into long-term memory.