chromic acid

American  

noun

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

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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

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Etymology

Origin of chromic acid

First recorded in 1790–1800

Example Sentences

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

Add to this 1⁄2 pound nitrate soda, 1 ounce chromic acid.

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah

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 Miles, Alexander

Note.—After once being placed in the chromic acid, the cover-slips must on no account be touched by the fingers.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by Eyre, J. W. H. (John William Henry)

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