chromic acid

American  

noun

1. a hypothetical acid, H 2 CrO 4 , known only in solution or in the form of its salts.

---

chromic acid British  

noun

1. an unstable dibasic oxidizing acid known only in solution and in the form of chromate salts. Formula: H 2 CrO 4

---

Etymology

Origin of chromic acid

First recorded in 1790–1800

Example Sentences

See Examples For:

chromic acid

From an ergosterol derivative, which they acetylated, oxidized with chromic acid, hydrolized and distilled, they built up the white crystals of theelin.

From Time Magazine Archive

On oxidation with potassium permanganate it gives homovanillin, vanillin, &c.; with chromic acid in acetic acid solution it is converted into carbon dioxide and acetic acid, whilst nitric acid oxidizes it to oxalic acid.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 8 "Ethiopia" to "Evangelical Association" by Various

It is not due to the presence of chromic acid, but to a reaction between alumina and chromic oxide, which requires an elevated temperature.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" by Various

The treatment consists in stopping the use of tobacco, and painting the patches with chromic acid, tannic acid, or alum, and employing a chlorate of potash mouth-wash.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Alexander Miles

Carbon bisulphide slowly oxidizes on exposure to air, but by the action of potassium permanganate or chromic acid it is readily oxidized to carbon dioxide and sulphuric acid.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" by Various