potassium carbonate

American  

noun

Chemistry.

1. a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.

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potassium carbonate British  

noun

1. a white odourless substance used in making glass and soft soap and as an alkaline cleansing agent. Formula: K 2 CO 3

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Etymology

Origin of potassium carbonate

First recorded in 1880–85

Example Sentences

Produced by a Samsung subsidiary called Cheil Worldwide, the vase works using an outer chamber filled with potassium carbonate, that quickly cools and suppresses oxygen when the vase is smashed.

From The Verge • Mar. 28, 2019

When animal fats are treated with a base like potassium carbonate or sodium hydroxide, glycerol and salts of fatty acids such as palmitic, oleic, and stearic acid are formed.

From Textbooks • Feb. 14, 2019

Acetic acid reacts with potassium carbonate according to the following equation:

From Textbooks • Feb. 14, 2019

In brief, 18.90 g of 1,5-diaminopentane and 82.35 g of anhydrous potassium carbonate were added to 450 ml of 2-butanone in a three-neck round-bottom flask.

From Nature • Mar. 14, 2017

Caustic soda or potash or lyes made from these alkalis upon exposure to the air are gradually converted into sodium or potassium carbonate by the action of the carbon dioxide contained in the air.

From Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant. by Thomssen, E. G.