paladyum
Paladyum is commonly understood as an alternate spelling of palladium, a chemical element with symbol Pd and atomic number 46. It is a member of the platinum group metals and is classified as a transition metal. Palladium is a silvery‑white, soft, and highly ductile metal that is resistant to corrosion in air and many chemicals. It typically exhibits multiple oxidation states, most commonly +2 and +4, and can absorb hydrogen to form palladium hydride, a property exploited in research on hydrogen storage.
Palladium does not occur as a free mineral in nature. It is found in association with other
The largest single use of palladium is in catalytic converters for automotive exhaust systems, where it helps
Palladium was discovered in 1803 by William Hyde Wollaston and named after the asteroid Pallas, which had
Palladium is generally handled as a stable, metallic material, though dust and inhalation should be avoided.
---