Name:
Palladium
Symbol:
Pd
Atomic Number:
46
Atomic Mass:
106.4
Atomic Volume:
8.84 cc/mol
Discovered By:
Wollaston
Discovery Date:
1803
Origin of Name:
Palladium - named after the asteroid Pallas, discovered about the same time, (Greek) Pallas, goddess of wisdom
Toxicity:
Apparently not toxic.
Summary:
A member of the platinum group. Found free in nature alloyed with platinum, and in ores. Palladium has the ability to absorb 900 times its volume of hydrogen gas (H
2
). This effect was thought to be the basis of cold fusion. Used as a catalyst, and when alloyed with gold, to make white gold for jewelry.
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