## Wikipedia - Хімічний еквівалент equivalent entity

https://doi.org/10.1351/goldbook.E02192
Entity corresponding to the transfer of a H+ ion in a neutralization reaction, of an electron in a redox reaction, or to a magnitude of @C00993@ equal to 1 in ions. Examples: $$\frac{1}{2}$$ H2SO4, $$\frac{1}{5}$$ KMnO4, $$\frac{1}{3}$$ Fe3+.
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[Terms]