monad
9.9
An atom or group that can join to one other atom
- noun
- /ˈmɒnæd/
- Archaic
:
ión monovalente
- The chemist explained that a monad has only one combining site in reactions.
Examples
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The monads in this compound contribute to its reactivity.
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A monad is essential in understanding chemical bonding.
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Hydrogen is the simplest example of a chemical monad in many compounds.
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In sodium chloride, the sodium atom acts as a monad, forming a single bond with the chloride ion.
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A sodium atom is a monad because it has a valence of one.
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In organic chemistry, a monad represents a functional group that carries a single univalent atom.
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The concept of a monad in chemistry refers to an atom or ion that can form a single bond.
Surface Forms
Etymology
Monad comes from the Greek words monas and monos, which mean 'single' or 'one', the same mono- you see in monochrome. So in chemistry a monad is an atom or group that makes only 'one' bond, acting as a single combining unit.
