State the uses of potassium permanganate.

1.	State the uses of potassium permanganate.
Answer» Uses of KMnO₄: KMnO₄ is used, i. in volumetric analysis for the estimation of ferrous salts, oxalates, iodides and hydrogen peroxide. ii. as a strong oxidising agent in the laboratory as well as an effective oxidising agent in organic synthesis. Alkaline potassium permanganate is used for testing unsaturation in organic compounds and is known as Baeyer’s reagent. iii. as a disinfectant and germicide. A very dilute solution of permanganate is used for washing wounds and gargling for mouth sore. It is also used for purifying water of stinking wells. iv. for bleaching of wool, cotton, silk and other textile fibres because of its strong oxidizing power and also for decolourisation of oils.

Answer»

Uses of KMnO₄: KMnO₄ is used,

i. in volumetric analysis for the estimation of ferrous salts, oxalates, iodides and hydrogen peroxide.

ii. as a strong oxidising agent in the laboratory as well as an effective oxidising agent in organic synthesis. Alkaline potassium permanganate is used for testing unsaturation in organic compounds and is known as Baeyer’s reagent.

iii. as a disinfectant and germicide. A very dilute solution of permanganate is used for washing wounds and gargling for mouth sore. It is also used for purifying water of stinking wells.

iv. for bleaching of wool, cotton, silk and other textile fibres because of its strong oxidizing power and also for decolourisation of oils.

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