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IEVref:114-01-22ID:
Language:enStatus: Standard
Term: stoichiometric number
Synonym1: stoichiometric coefficient
[Preferred]
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Definition: number of particles of one specific type that participate in a chemical reaction as represented by a chemical equation

Note 1 to entry: For the reactants the stoichiometric numbers are the negatives of the numbers appearing in the equation; for the products the stoichiometric numbers are positive. In equation
CH4 + 2 O2 → CO2 + 2 H2O, the stoichiometric number of CH4 is −1 and that of O2 is −2, that of CO2 is 1 and that of H2O is 2.


Publication date:2014-03
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