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columbium |
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columbiumFormer name for the chemical element niobium. The name is still used occasionally in metallurgy. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Tantalum was first discovered as columbium in 1801 by Charles Harchert in Connecticut, USA, and later shown to be two elements - tantalum and niobium. and more from columbium, with wall thickness ranging from 0. Carbon Nitrogen Oxygen Sulfur Aluminum Weak Very Strong Very Strong Weak Vanadium Strong Very Strong Weak Weak Columbium Strong Medium Weak Weak Titanium Strong Very Strong Very Strong Strong Zirconium Strong Very Strong Very Strong Strong R. |
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