The catalyst manganese(IV) oxide,

CHEMISTRY · Single correct · A Level · Chemistry · Kinetics · Kinetics

Problem

The catalyst manganese(IV) oxide, MnO2(s)\text{MnO}_2(\text{s}), increases the rate of the decomposition reaction of hydrogen peroxide, H2O2(aq)\text{H}_2\text{O}_2(\text{aq}). Which statements about MnO2\text{MnO}_2 are correct? - I. The rate is independent of the particle size of MnO2\text{MnO}_2. (1) I and II only (2) I and III only (3) II and III only (4) I, II and III

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