Question
Write down use of $KMnO_4$

Answer

$\rightarrow$ Potassium permanganate is used as a favourite oxidant in preparative organic chemistry.
$\rightarrow$ Its uses are for the bleaching of wool, cotton, silk and other textile fibres and for the decolourisation of oils are also dependent on its strong oxidising power.
$\rightarrow$ An aqueous solution of potassium permanganate is used for gargling to keep mouth germfree as it is antiseptic.
$\rightarrow$ It is useful as titrant in redox titrations to know the proportion of metal ions like iron $(II)$ and organic compounds like oxalic acid.

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