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Question: Answered & Verified by Expert
Assertion : Tertiary alcohols produce turbidity immediately with Lucas reagent.
Reason : Lucas reagent is a $1: 1$ mixture of conc. $\mathrm{HNO}_3$ and anhydrous $\mathrm{ZnCl}_2$.
The correct option among the following is
ChemistryAlcohols Phenols and EthersTS EAMCETTS EAMCET 2022 (20 Jul Shift 1)
Options:
  • A (A) is true, (R) is true and (R) is the correct explanation for (A)
  • B (A) is true, (R) is true but (R) is not the correct explanation for (A)
  • C (A) is true but (R) is false
  • D (A) is false but (R) is true
Solution:
1330 Upvotes Verified Answer
The correct answer is: (A) is true but (R) is false
Tertiary alcohols produce alkyl halides with Lucas reagent (conc. $\mathrm{HNO}_3+\mathrm{ZnCl}_2$ ), which is immiscible. $\mathrm{ZnCl}_2$ acts as catalyst.

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