In which reaction H2O2 acts as a reducing agent?

(a) Ag2O + H2O2 2Ag + H2O + O2

(b) 2KI + H2O2KOH + I2

(c) PbS + 4H2OPbSO4 + 4H2O2

(d) H2O+ SO2  H2SO4

Concept Videos :-

#2 | Oxidising & Reducing Agent
#6 | Balancing of Equation by suing n Factor

Concept Questions :-

Oxidation & Reducing Agents (Oxidation No)
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