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chemical equation

British  

noun

  1. a representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles, of each reactant and product

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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These elementary reactions occur precisely as represented in the step equations, and they must sum to yield the balanced chemical equation representing the overall reaction:

From Textbooks Feb. 14, 2019

By this convention, and the definitions of “reactant” and “product,” a chemical equation represents the reaction in question as proceeding from left to right.

From Textbooks Feb. 14, 2019

Using Lewis structures, write the chemical equation representing the reaction.

From Textbooks Feb. 14, 2019

For example, the gas-phase decomposition of cyclobutane, C4H8, to ethylene, C2H4, is represented by the following chemical equation:

From Textbooks Feb. 14, 2019

“I used to know any chemical equation or macromolecular synthesis without hesitation. But with age, I am becoming less useful.”

From "The Last Cuentista" by Donna Barba Higuera

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