The gas liberated by heating potassium permanganate $(K M n O_{4})$ is?

Hydrogen

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Oxygen

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Nitrogen

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Methane

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Solution

The correct option is B Oxygen
When potassium permanganate $K M n O_{4}$ is heated, it results in the formation of potassium manganate, manganese oxide and oxygen gas.
$2 K M n O_{4} \to K_{2} M n O_{4} + M n O_{2} + O_{2}$

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Similar questions

Q. The gas liberated by heating potassium permanganate

(K M n O_{4})

is?

Q. When potassium permanganate is heated strongly, oxygen gas is liberated. Suggest a method to identify oxygen gas?

Q. ___ are oxidized to acids by heating them with solutions of potassium permanganate (KMnO ₄) or potassium dichromate (K ₂Cr ₂O ₇).

The substance which gets oxidized to acids on heating them with solutions of potassium permanganate $K M n O_{4}$ or potassium dichromate $K_{2} C r_{2} O_{7}$ is

Q. How many grams of

{C l}_{2}

gas will be obtained by the complete reaction of

31.5 g m

of potassium permanganate with hydrochloric acid?

[Molar mass of

K M n O_{4} = 316 g m / m o l

]

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The gas liberated by heating potassium permanganate (KMnO4) is?

The correct option is B OxygenWhen potassium permanganate KMnO4 is heated, it results in the formation of potassium manganate, manganese oxide and oxygen gas. 2KMnO4→K2MnO4+MnO2+O2

The gas liberated by heating potassium permanganate $(K M n O_{4})$ is?

The correct option is B Oxygen
When potassium permanganate $K M n O_{4}$ is heated, it results in the formation of potassium manganate, manganese oxide and oxygen gas.
$2 K M n O_{4} \to K_{2} M n O_{4} + M n O_{2} + O_{2}$