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Definition 2024
onium
onium
See also: -onium
English
Noun
onium (plural oniums)
- (chemistry) any cation derived by the addition of a proton to the hydride of any element of the nitrogen, chalcogen or halogen families
- (chemistry) any organic derivative of these compounds
See also
- ammonium
- arsonium
- bismuthonium
- bromonium
- chloronium
- fluoronium
- iodonium
- oxonium
- phosphonium
- selenonium
- stibonium
- sulfonium / sulphonium
- telluronium
Noun
onium (plural onia)
- (physics) the bound pair of a particle and its antiparticle
Derived terms
- -onium, suffix of onia