Question : Baeyer's reagent is
Option 1: Alkaline potassium permanganate
Option 2: Acidified potassium permanganate
Option 3: Hydrogen peroxide
Option 4: Bromine water
Correct Answer: Alkaline potassium permanganate
Solution : The correct option is Alkaline potassium permanganate.
Baeyer's reagent, also known as alkaline potassium permanganate solution, is a chemistry reagent used to detect the presence of phenolic chemicals, including salicylic acid, and related compounds. Baeyer's reagent is a potassium permanganate (KMnO 4 ) solution in a strong alkaline media, usually potassium hydroxide (KOH) or sodium hydroxide (NaOH). When a phenolic molecule combines with Baeyer's reagent, it undergoes an oxidative coupling process.
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