Noble metal
A noble metal is a Métal which resists the Corrosion and with the Oxydation. In particular it is a metal which cannot be dissolves by a solution of an acid alone. On the other hand the majority of these metals are dissouts by the “Eau levels”.
Noble metals are: the Gold, the money and the Platinum.
One includes there also sometimes: the Copper, the mercury, the Aluminum, the palladium, the Rhodium, the Iridium, the Nickel and the Osmium.
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