Gold salt - Gold salt

Japanese: 金酸塩 - きんさんえん
Gold salt - Gold salt

…This is considered to be the dehydration of Au(OH) 3. Although they appear to be hydroxides, they are amphoteric and have stronger acidic properties, so Au(OH) 3 is called gold acid, and the salts derived from it (KAuO 2 ・2H 2 O, Ca(AuO 2 ) 2 ・6H 2 O, etc.) are called gold salts. This is because gold has a strong oxidizing power and a strong tendency to dissociate hydrogen ions from the OH groups that are bonded to it. …

*Some of the terminology explanations that mention "aurate salt" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…これはAu(OH)3の脱水したものとみなされる。これらは見かけは水酸化物であるが,両性を有し,酸としての性質のほうが強いのでAu(OH)3を金酸と呼び,またこれから導かれる塩(KAuO2・2H2O,Ca(AuO2)2・6H2Oなど)を金酸塩と呼ぶ。これは,金の酸化力が大きく,これと結合したOH基から水素イオンを解離させる傾向が強いためである。…

※「金酸塩」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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