valency

definition: in chemistry, a property of atoms or radicals
example: The valency of the atom matched our calculations.
speech part: noun
synonyms:
definition: in biology, a relative capacity to unite or react or interact as with antigens or a biological substrate
example:
speech part: noun
synonyms:
definition: the phenomenon of forming chemical bonds
example: The ionization affected the valency of the molecules.
speech part: noun
synonyms:

How valency is being used?