Palladium
Palladium is a rare and lustrous silvery-white metal that was discovered in 1803 by William Hyde Wollaston, who named it palladium after the asteroid Pallas, which in turn, was named after the epithet of the goddess Athena, acquired by her when she slew the giant Pallas. The symbol for palladium is Pd, and its atomic number is 46. Palladium, along with platinum, rhodium, ruthenium, iridium and osmium form a group of elements referred to as the platinum group metals (PGMs).
| General | |
|---|---|
| Atomic number: | 46 |
| Symbol: | Pd |
| Atomic weight: | 106.4 |
| Boiling Point (C): | 3980 |
| Melting Point (C): | 1552 |
| Density: | 12 |
| heatVapor: | 90 |
| heatFusion: | 4 |
| Electrical Conductivity: | 0.093 |
| Thermal Conductivity: | .17 |
| Specific Heat Capacity: | 0.058 |
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