Transition and InnerTransition Elements - Result Question 73

####73. State the conditions under which the following preparations are carried out. Give necessary equations which need not be balanced.

“Potassium permanganate from manganese dioxide”

(1983, 1M)

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Solution:

  1. Potassium permanganate can be prepared from MnO2 under the following conditions :

MnO2+KOH+O2 Heat K2MnO4+H2O K2MnO4+Cl2KMnO4+KCl



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