An oxide which gives H2O2 on treatment with dilute acid is:
A
PbO2
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B
Na2O2
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C
MnO2
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D
TiO2
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Solution
The correct option is BNa2O2 The oxide that gives H2O2 on treatment with a dilute acid is Na2O2 . Only true peroxides which have O−O bond give hydrogen peroxide with dilute acids. Na2O2+H2SO4→Na2SO4+H2O2