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

The tungstic acid is dissolved, and separated as ammonic tungstate, and, after evaporation, is gently ignited, the heat being increased towards the end.

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

If the tungstic acid contain iron, the glass becomes blood-red on cooling, similar to titanic 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

The tungstate of ammonia requires simple evaporation on the water-bath and gentle ignition in order to cause the tungstic acid to be left in an almost pure state; possibly, it may carry a little silica.

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

By weighing the sample first and extracting the tungsten we get the percentage, when it’s been filtered and dried and weighed again, of the tungstic acid in the ore.

From Shadow Mountain by Coolidge, Dane