Oxygen gas can be prepared from solid `KMnO_4` byA. Treating the solid with `H_(2)` gas.B. Strongly heating the solid.C. Dissolving the solid in dil. `H_(2)SO_(4)`D. Dissolving solid in dil HCl.

Oxygen gas can be prepared from solid `KMnO_4` byA. Treating the solid

1.	Oxygen gas can be prepared from solid `KMnO_4` byA. Treating the solid with `H_(2)` gas.B. Strongly heating the solid.C. Dissolving the solid in dil. `H_(2)SO_(4)`D. Dissolving solid in dil HCl.
Answer» Correct Answer - B

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Oxygen gas can be prepared from solid `KMnO_4` byA. Treating the solid with `H_(2)` gas.B. Strongly heating the solid.C. Dissolving the solid in dil. `H_(2)SO_(4)`D. Dissolving solid in dil HCl.

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