An acid which can decolourise purple coloured potassium permanganate solution is:

Acidified potassium permanganate solution is decolourised by

Which one of the following compounds, decolourises cold alkaline potassium permanganate solution?

(A) : Benzene decolourises cold alkaline potassium permanganate solution (R) : Benzene is aromatic hydrocarbon

The alkaline potassium permanganate solution is known as .........

The equivalent weight of potassium permanganate in acid solution is