希少金属(Precious-Metal)

希少金属(Precious-Metal)

ロジウム Rhodium

元素記号はRh。白金族元素の1つで、貴金属にも分類されます。銀白色の金属(遷移金属)で、比重は12.5(12.4)、融点は1966℃、沸点は3960℃(融点、沸点とも異なる実験値あり)。加熱下において酸化力のある酸に溶けますが、王水には難溶...

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