| 单词 | onium compound |
| 释义 | onium compoundtype of chemical salt onium compound or onium salt (ˈəʊnɪəm) noun chemistry any salt in which the positive ion (onium ion) is formed by the attachment of a proton to a neutral compound, as in ammonium, oxonium, and sulphonium compounds Word origin C20: from (amm)onium |
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