arsenic acid

American  

noun

Chemistry.

1. a white, crystalline, water-soluble powder, H 3 AsO 4 ⋅½H 2 O, used chiefly in the manufacture of arsenates.

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arsenic acid British  

noun

1. a white poisonous soluble crystalline solid used in the manufacture of arsenates and insecticides. Formula: H 3 AsO 4

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Etymology

Origin of arsenic acid

First recorded in 1795–1805

Example Sentences

According to Binz and Schultz its power is due to the fact that it is an oxygen-carrier, arsenious acid withdrawing oxygen from the protoplasm to form arsenic acid, which subsequently yields up its oxygen again.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" by Various

From the arsenical waste arsenious acid can be recovered, and converted back into arsenic acid by the action of nitric acid.

From Coal and What We Get from It by Meldola, Raphael

It is applicable in all cases where the arsenic exists in solution as arsenic acid or as arsenate of soda.

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

For the examination of technical products experiments made in sulphuric acid solutions have no value, since arsenic acid, which is generally present to a greater or less extent, affects the end reaction.

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

It is important that water should be used in such quantities as to prevent the solution of arsenic acid from depositing crystals on cooling.

From The Story of a Piece of Coal What It Is, Whence It Comes, and Whither It Goes by Martin, Edward A.