Name:
Molybdenum
Symbol:
Mo
Atomic Number:
42
Atomic Mass:
95.94
Atomic Volume:
9.39 cc/mol
Discovered By:
Scheele (First isolated as a metal by Hjelm in 1782)
Discovery Date:
1778
Origin of Name:
Molybdenum - (Greek) molybdos (lead)
Toxicity:
Metallic molybdenum is of low toxicity. The inhalation of molybdenum dust by animals did not produce toxicosis in them. Molybdenum trioxide and molybdates are toxic.
Summary:
Not found free in nature. Molybdenum has a very high melting point. Used in ferrous and non-ferrous alloys.
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