tungstic

American  

[tuhng-stik] / ˈtʌŋ stɪk /

adjective

Chemistry.

1. of or containing tungsten, especially in the pentavalent or hexavalent state.

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tungstic British  

/ ˈtʌŋstɪk /

adjective

1. of or containing tungsten, esp in a high valence state

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Etymology

Origin of tungstic

First recorded in 1790–1800; tungst(en) + -ic

Example Sentences

On treatment with hydrochloric acid or aqua regia they are decomposed; the yellow tungstic acid separates and remains insoluble.

From A Text-book of Assaying: For the Use of Those Connected with Mines. by Beringer, Cornelius

An additional amount of the acid renders it violet, and a still larger quantity affords a beautiful pure blue color, similar to that produced by tungstic acid.

From A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations by Anonymous

“Now,” he said, when the tungstic acid had been dissolved, and he had dropped a small bar of tin into the solution.

From Shadow Mountain by Coolidge, Dane

Next followed the discovery of tungstic acid, and in 1783 he added to his list of useful discoveries that of glycerine.

From A History of Science — Volume 4 by Williams, Henry Smith

The residual tungstic acid is fixed, so that when the ammonia has been driven off it may be strongly heated without loss.

From A Text-book of Assaying: For the Use of Those Connected with Mines. by Beringer, Cornelius