Tantalum meaning

tăntə-ləm
A very hard, dense, gray metallic element that occurs chiefly in columbite-tantalite and is exceptionally resistant to chemical attack below 150°C. It is used to make electrolytic capacitors for portable electronic and computing devices; superalloys for aircraft, missile, and nuclear reactor parts; filaments; and surgical instruments. Atomic number 73; atomic weight 180.948; melting point 3,017°C; boiling point 5,458°C; specific gravity 16.4; valence 2, 3, 4, 5.
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A hard, gray, ductile, corrosion-resistant, metallic chemical element found in various minerals and used in making nuclear reactors, chemical equipment, missiles, electronic components, etc.: symbol, Ta; at. no. 73
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A hard, heavy, gray metallic element that is highly resistant to corrosion at low temperatures. It is used to make light-bulb filaments, surgical instruments, and glass for camera lenses. Atomic number 73; atomic weight 180.948; melting point 3,017°C; boiling point 5,458°C; specific gravity 16.6; valence 2, 3, 4, 5.
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A metallic chemical element (symbol Ta) with an atomic number of 73.
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Origin of tantalum

  • New Latin from Latin Tantalus Tantalus (from its high resistance to absorbing acids even when immersed in them) Tantalus

    From American Heritage Dictionary of the English Language, 5th Edition

  • A New Latin word derived by Swedish chemist Anders Gustaf Ekeberg in 1802, from Latin tantalus, named in honor of Tantalus. See -ium.

    From Wiktionary