noun
- Plural of bivalency; the quality or state of having two valences or two values.
Usage: chemistry: relating to elements or radicals with a valence of two; logic/philosophy: the property of having exactly two truth values (true and false)
Examples
- Oxygen exhibits bivalencies in many of its chemical compounds.
- The bivalencies of certain elements determine how they bond with other atoms.
- Classical logic relies on the principle of bivalencies in its truth-value system.
- Chemists study the bivalencies of transition metals to predict their reactivity.