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CHM 102 Practice Questions Objective Question

Question

Baeyer's reagent is
Options
A dilute KMnO4
Correct Answer
B HCl + ZnCl2
C Br2 in CCl4
D NH2NH2
Correct Answer

Option A is the correct answer.

Detailed Explanation

Baeyer's reagent is a cold, dilute, alkaline solution of potassium permanganate (KMnO4). It is used to test for unsaturation (alkenes and alkynes) by the disappearance of the purple color.

Hint

What reagent is used in the Baeyer test for unsaturation?

Question Info