Science, asked by udipmaharjan, 2 months ago

Why manganese dioxide MNO2 is called as positive catalyst?

Answers

Answered by meowlil0709

3

Answer:

Positive catalyst: Potassium chlorate(KClO3) liberates oxygen on thermal decomposition but the reaction rate is slow but in presence of manganese dioxide (MnO2) the rate enhances and hence manganese dioxide acts as a positive catalyst in this particular reaction.

Answered by harshvardhan0418

4

Answer:

Positive catalyst: Potassium chlorate(KClO3) liberates oxygen on thermal decomposition but the reaction rate is slow but in presence of manganese dioxide (MnO2) the rate enhances and hence manganese dioxide acts as a positive catalyst in this particular reaction.

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