oxalic

[ ok-sal-ik ]

Phonetic (Standard)IPA

adjective

, Chemistry.

Origin of oxalic¹

From the French word oxalique, dating back to 1785–95. See oxalis, -ic

Oxalic ether, Oxalate of oxide of ethyl; ther oxalicus, L. Prep.

The oxalic acid in sorrel is an irritant poison, causing retching and violent pains.

Its resistance is at once overcome by flooding it with a poison, probably oxalic acid.

Chromic and nitric acids oxidize it to oxalic acid and carbon dioxide.

On digestion of its warm aqueous solution with warm dilute sulphuric acid, hydrazine sulphate and oxalic acid are obtained.

April 19, 2024tortuous

[tawr-choo-uhs ]

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