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valence

va·lence

valence

 
pronunciation:
veI lns
features:
Word Combinations (noun)
part of speech: noun
definition 1: in chemistry, the quality that determines the number of atoms or chemical groups with which a given atom can form simultaneous covalent bonds.
definition 2: a number that represents this quality for a particular element or chemical group.
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derivation: valency (n.)