An anion containing one or more oxygen atoms bonded to another element (as in the sulphate and carbonate ions).
| 单词 | θ69020 | 
| 释义 | the world > matter > chemistry > elements and compounds > metals > specific elements > oxygen > 			[noun]		 > anion (1)		 oxyanion1907 An anion containing one or more oxygen atoms bonded to another element (as in the sulphate and carbonate ions). | 
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