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单词 Silver suboxide
释义

Silver suboxide

中文百科

氧化高银 Silver(I,III) oxide

(重定向自Silver suboxide)

氧化高银(实验式:AgO),确切讲应称为氧化银(I,III)(英语:Silver(I,III) oxide,AgAgO2四氧化四银(Ag4O4,是黑色或灰色不溶性固体。它由过二硫酸钾在沸腾的碱性溶液中氧化硝酸银或用臭氧氧化金属银制得。

注:氧化高银的化学式不能写成Ag2O2,因为Ag2O2的化学名称应为过氧化银,其中含有Ag(I)和过氧根离子,两个氧原子以单键连接。

英语百科

Silver(I,III) oxide 氧化高银

(重定向自Silver suboxide)

Silver(I,III) oxide is the inorganic compound with the formula Ag4O4. It is a component of silver oxide-zinc alkaline batteries. It can be prepared by the slow addition of a silver(I) salt to a persulfate solution e.g. AgNO3 to a Na2S2O8 solution. It adopts an unusual structure, being a mixed-valence compound. It is a dark brown solid that decomposes with evolution of O2 in water. It dissolves in concentrated nitric acid to give brown solutions containing the Ag ion.

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更新时间:2025/6/18 9:37:41