Potassium permanganate,on heating,gives:

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(D) When potassium permanganate $(KMnO_4)$ is heated,it undergoes thermal decomposition to produce potassium manganate $(K_2MnO_4)$,manganese dioxide

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All of these

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(D) When potassium permanganate $(KMnO_4)$ is heated,it undergoes thermal decomposition to produce potassium manganate $(K_2MnO_4)$,manganese dioxide $(MnO_2)$,and oxygen gas $(O_2)$.The balanced chemical equation is:$2KMnO_4 \xrightarrow{\Delta} K_2MnO_4 + MnO_2 + O_2$

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