釕 liǎo （英語： Ruthenium），是一種 化學元素，其 化學符號 为 Ru， 原子序數 为44， 原子量 為 101.07 u，是在 元素週期表 中 鉑族 的稀有 過渡金屬。 釕與鉑族的其他金屬一樣，對大多 …

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Ruthenium (IV) oxide is the inorganic compound with the formula Ru O 2. This black solid is the most common oxide of ruthenium. It is widely used as an electrocatalyst for producing …

Ruthenium is a chemical element; it has symbol Ru and atomic number 44. It is a rare transition metal belonging to the platinum group of the periodic table. Like the other metals of the …

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