English
Noun
en-noun
#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
ru:onium
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