The laboratory method for the preparation of H2O2 is by (UP CPMT 2014)

In laboratory, H2O2 is prepared by Merck’s process. In this reaction, Na2O2 and H2SO4 are used as reactant. It is shown as below. 2 2 2 4 2 4 2 2 Sodium peroxide Hydrogen peroxide Na O H SO Na SO H O ->