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va·lence
 valence
- pronunciation:
- veI
l
 ns
| 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.
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| definition 2: |
a number that represents this quality for a particular element or chemical group.
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| derivation: |
valency (n.) |
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