Class 10 > Science

Question

3 mL of ethanol is taken in a test tube and warmed gently in a water bath. A 5% solution of alkaline potassium permanganate is added first drop by drop to this solution, then in excess. How is 5% solution of KMnO₄ prepared?
Medium

Solution

Preparation of 5g of KMnO₄ By dissolving 5 g potassium permanganate in 100 mL of water.

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