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

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 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

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

For the assay of minerals containing tungsten these reactions are only occasionally taken advantage of for testing or purifying the separated tungstic acid.

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

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