Question

Lucas reagent is equimolar solution of

• A. cone. $H_{2}SO_{4}$ and cone. $HNO_{3}$
• B. cone. $HNO_{3}$ and anhydrous $ZnCl_{3}$
• C. cone. $HCl$ and anhydrous $ZnCl_{2}$
• D. cone. $H_{2}SO_{4}$ and anhydrous $ZnCl_{2}$

Answer 1

Answer: (C)

Lucas reagent is a solution of saturated and anhydrous zinc chloride in concentrated hydrochloric acid. This solution is used to classify alcohols of low molecular weight. The reaction is a substitution in which the chloride replaces a hydroxyl group.