NEET 2002 Chemistry question

n-propyl alcohol and isopropyl alcohol can be chemically distinguished by which reagent :

(1)
(2)Reduction
(3)Oxidation with Potassium dichromateCorrect
(4)Ozonolysis

Answer: (3)

Solution

n-Propyl alcohol is a primary alcohol and isopropyl alcohol is a secondary alcohol. On oxidation with acidified potassium dichromate, gives propanal and then propanoic acid (an acid, which turns blue litmus red and liberates with ), while

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Question ID VK-089021