engineering chemistry MCQ #22

Lucas test is used to distinguish between

engineering chemistry MCQ #22

  1. Question 1

    Q1. Lucas test is used to distinguish between

    • A) Primary, secondary, and tertiary alcohols
    • B) Aldehydes and ketones
    • C) Alcohols and phenols
    • D) Amines and amides

    Answer: Primary, secondary, and tertiary alcohols

    Explanation: Lucas test involves the reaction of alcohols with Lucas reagent (ZnCl2 in HCl) to form a turbid solution, indicating the presence of a tertiary alcohol.