2X(aq) + MnO2(s) + 4H+(aq) → X2(g) + Mn2+(aq) + 2H2O.
The reaction above can be used for the laboratory preparation of all halogens except fluorine because it is?
The reaction above can be used for the laboratory preparation of all halogens except fluorine because it is?
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Correct Answer: Option D
Explanation: