columbic
Americanadjective
adjective
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012Etymology
Origin of columbic
First recorded in 1800–10; columb(ium) + -ic
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Colum′bate, a salt or compound of columbic acid with a base; Colum′bite, the native ore of columbium; Colum′bium, a metallic element now called niobium.
From Project Gutenberg
Columbium oxychloride, CbOCl3, is formed when carbon tetrachloride, and columbic acid are heated together at 440� C.: 3CCl4 + Cb2O5 = 2CbOCl3 + 3COCl2, and also by distilling the pentachloride, in a current of carbon dioxide, over ignited columbic acid.
From Project Gutenberg
Niobic acid is in its properties similar to columbic acid.
From Project Gutenberg
When heated in the air it is oxidized into columbic acid, and is only soluble in hydrofluoric acid, yielding hydrogen.
From Project Gutenberg
It melts with microcosmic salt quite readily in both of the flames, to a clear bead, which appears, if a considerable quantity of columbic acid be present, of a yellow color while hot, but colorless when cold, and does not become clouded if the intermittent flame be applied to it.
From Project Gutenberg
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