Question
H2O2 is used as
Answer: Option D
:
D
As an oxidant:
2Fe2+(aq)+H2O2+2H+(aq)⟶2Fe3+(aq)+2H2O(l)
As as reductant (these reactions are apt to produce O2 in lab):
NaOCl+H2O2⟶O2+NaCl+H2O
2KMnO4+3H2O2⟶2MnO2+2KOH+2H2O+3O2
Hydrogen peroxide is a weak acid, forming hydroperoxide or peroxide salts with many metals.
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:
D
As an oxidant:
2Fe2+(aq)+H2O2+2H+(aq)⟶2Fe3+(aq)+2H2O(l)
As as reductant (these reactions are apt to produce O2 in lab):
NaOCl+H2O2⟶O2+NaCl+H2O
2KMnO4+3H2O2⟶2MnO2+2KOH+2H2O+3O2
Hydrogen peroxide is a weak acid, forming hydroperoxide or peroxide salts with many metals.
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