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/kwɒnˈtɪvəl(ə)ns/ · noun
(chemistry, historical) Synonym of valence (“the combining capacity of an atom, functional group, or radical determined by the number of atoms of hydrogen with which it will unite, or the number of electrons that it will gain, lose, or share when it combines with other atoms, etc.”)..
Use quantivalence when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Quantivalence means (chemistry, historical) Synonym of valence (“the combining capacity of an atom, functional group, or radical determined by the number of atoms of hydrogen with which it will unite, or the number of electrons that it will gain, lose, or share when it combines with other atoms, etc.”)..
Common synonyms include valence.
The opposite depends on the specific sense.
Use quantivalence where its definition matches the intended context.
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