Categories: Lab Chemical-60
Product Short Description:

TOLLENS REAGENT

Product Description:

Tollens' reagent (chemical formula. ) is a chemical reagent used to distinguish between aldehydes and 

ketone functional groups along with some alpha-hydroxy ketones which can tautomerize into aldehydes.

Product Application:

Tollens' reagent is an alkaline solution of ammoniacal silver nitrate and is used to test for aldehydes. Silver ions in the presence of hydroxide ions come out of solution as a brown precipitate of silver(I) oxide, Ag2O(s). This precipitate dissolves in aqueous ammonia,

Product Note:

reagent consists of a solution of silver nitrate, ammonia and some sodium hydroxide (to maintain a basic pH of the reagent solution). It was named after its discoverer, the German chemist Bernhard Tollens.

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