MHT CET 2024 Chemistry question
Which from following is called as Lucas reagent ?
Answer: (A)
Solution
Lucas reagent is a solution of anhydrous zinc chloride in concentrated hydrochloric acid. It is used to distinguish 1°, 2° and 3° alcohols (with 3-6 carbons) from the time taken for turbidity of the alkyl chloride to appear: a 3° alcohol gives immediate turbidity, a 2° alcohol in about 5 minutes and a 1° alcohol only
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