From which reaction H_(2)O_(2) act as reducing agent?

1.	From which reaction H_(2)O_(2) act as reducing agent?
Answer» `Ag_(2)O+H_(2)O_(2)to2Ag+H_(2)O+O_(2)` `2KI+H_(2)O_(2)to2KOH+I_(2)` `2FeSO_(4)+H_(2)O_(2)+H_(2)SO_(4)toFe_(2)(SO_(4))_(3)+2H_(2)O` `HNO_(2)+H_(2)O_(2)toHNO_(3)+H_(2)O` ANSWER :A

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