Which among the following is solid at room temperature?

Oxygen

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Mercury

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Potassium permanganate

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Nitrogen

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Solution

The correct option is D Potassium permanganate
Oxygen and nitrogen are gases, bromine is liquid at room temperature. So $K M n O_{4}$ is solid at room temperature.

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Similar questions

Q. Which among the following is a solid substance at room temperature?

When heated, potassium permanganate decomposes according to the following equation:

$2 K M n O_{4} \to K_{2} M n O_{4} + M n O_{2} + O_{2}$

Given that the molecular mass of potassium permanganate is $158$ , what volume of oxygen (measured at room temperature) would be obtained by the complete decomposition of $15.8$ g of potassium permanganate? (Molar volume at room temperature is $24$ liters.)

Q. Which among the following is released when potassium permanganate is heated in the laboratory?

When heated, potassium permanganate decomposes according to the following equation:

Given that the molecular mass of potassium permanganate is 158, what volume of oxygen (measured at room temperature) would be obtained by the complete decomposition of 15.8 g of potassium permanganate? (Molar volume at room temperature is 24 litres.)

Which of the following is a solid at room temperature?

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Which among the following is solid at room temperature?

The correct option is D Potassium permanganateOxygen and nitrogen are gases, bromine is liquid at room temperature. So KMnO4 is solid at room temperature.

The correct option is D Potassium permanganate
Oxygen and nitrogen are gases, bromine is liquid at room temperature. So $K M n O_{4}$ is solid at room temperature.