Simple Definition of valence

from our Learner's Dictionary

valence

noun

variants also valency
plural valences also valencies
chemistry : the amount of power of an atom which is determined by the number of electrons the atom will lose, gain, or share when it forms compounds

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“Valence.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/valence. Accessed 15 Apr. 2026.

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