What is ruthenium?


Ruthenium is a kind of hard and brittle light gray polyvalent rare metal element, is a member of platinum group metal. In the crust is only one billionth of the amount, is one of the most rare metal, but ruthenium is indeed the most expensive platinum group metal, although platinum, palladium and other metals are richer than ruthenium. Ruthenium is very stable, corrosion resistance is strong, at room temperature that can be hydrochloric acid, sulfuric acid, nitric acid and aqua regia corrosion.

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