Columbia Encyclopedia

Search results

276 results found

soda niter

(Encyclopedia)soda niter: see sodium nitrate.

washing soda

(Encyclopedia)washing soda: see sodium carbonate. ...

caustic soda

(Encyclopedia)caustic soda: see sodium hydroxide. ...

alkali

(Encyclopedia)alkali ălˈkəlī [key] [Arab., al-gili=ashes of saltwort], hydroxide of an alkali metal. Alkalies are readily soluble in water and form strongly basic solutions with a characteristic acrid taste. Th...

amphoterism

(Encyclopedia)amphoterism ămˌfətĕrˈĭzm [key], in chemistry, the property of certain substances of acting either as acids or as bases depending on the reaction in which they are involved. Many hydroxide compou...

Skou, Jens Christian

(Encyclopedia)Skou, Jens Christian, 1918–2018, Danish chemist, M.D. Univ. of Copenhagen, 1944, Ph.D. Univ. of Aarhus, 1954. Skou was on the faculty at the Univ. of Aarhus, Denmark, from 1947 until he retired in 1...

Benedict's solution

(Encyclopedia)Benedict's solution, deep-blue alkaline solution used to test for the presence of the aldehyde functional group, −CHO. The substance to be tested is heated with Benedict's solution; formation of a b...

benzoate of soda

(Encyclopedia)benzoate of soda: see sodium benzoate. ...

bicarbonate of soda

(Encyclopedia)bicarbonate of soda: see sodium bicarbonate. ...

thermoplastics

(Encyclopedia)thermoplastics, materials that soften or melt when heated and harden when cooled. Thermoplastic polymers consist of long polymer molecules that are not linked to each other. i.e., have no cross-links....