Palladium
chemical element with symbol Pd and atomic number 46
Palladium is a chemical element. It has the chemical symbol Pd. It has the atomic number 46. It is a noble metal. It is silver white. In chemistry it is placed in a group of metal elements named the transition metals. It is also part of the platinum group.
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Palladium has similar chemistry to platinum. It is extracted from (made by taking from) some copper and nickel ores. Its main use is as a catalyst in a vehicle's catalytic converter, but it is also used to make jewellery.