Potassium permanganate is dissolved in water. $10$ ml of this solution is taken and water is added. The purple colour of potassium permanganate ___________.

Disappears

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Gradually fades away

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Gradually increases

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Does not change

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Solution

The correct option is B Gradually fades away
The color of $K M n O_{4}$ fades away as if water is added the concentration of $K M n O_{4}$ decreases so the color fades.
Hence the correct option is B.

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Similar questions

Q. When a crystal of potassium permanganate is placed in a beaker, its purple colour spreads throughout the water. What does this observation tell us about the nature of potassium permanganate and water?

When a crystal of potassium permanganate is placed in a beaker, its purple colour spreads throughout the water. What does this observaton tell us about the nature of potassium permanganate and water ?

Q. A dilute ferrous sulphate solution was gradually added to the beaker containing acidified potassium permanganate solution. The light purple colour of the solution fades and finally disappears. Which of the following is the correct explanation for the observation?

Look at the figure given below.

The increasing dilution of potassium permanganate solution with water fades the pink colour of the solution. This explains which property of matter?

S O_{2}

passed through acidic potassium permanganate solution (purple in colour) turns it ______.

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Potassium permanganate is dissolved in water. 10 ml of this solution is taken and water is added. The purple colour of potassium permanganate ___________.

The correct option is B Gradually fades awayThe color of KMnO4 fades away as if water is added the concentration of KMnO4 decreases so the color fades.Hence the correct option is B.

Potassium permanganate is dissolved in water. $10$ ml of this solution is taken and water is added. The purple colour of potassium permanganate ___________.

The correct option is B Gradually fades away
The color of $K M n O_{4}$ fades away as if water is added the concentration of $K M n O_{4}$ decreases so the color fades.
Hence the correct option is B.