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Why does H2O2 acts as both oxidizing and reducing agent?

Why does H2O2 acts as both oxidizing and reducing agent?

In H2O2 oxygen has -1 oxidation state which lies between maximum 0 or +2 in OF2 and minimum -2. Therefore oxygen can be oxidized to O2 zero oxidation state acting as reducing agent or can be reduced to H2O or OH- -2 oxidation state acting as an oxidizing agent.

Is H2O2 oxidizing or reducing?

Hydrogen peroxide is both an oxidizing agent and reducing agent. The oxidation of hydrogen peroxide by sodium hypochlorite yields singlet oxygen.

Does h2 act both oxidising and reducing agent?

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Hydrogen peroxide acts both as an oxidising and as a reducing agent, depending upon the nature of the reacting species.

What can act as both oxidizing and reducing agent?

Oxygen can reduce to -2 and oxidize to 0, so it can act as oxidizing and reducing agent both.

How does H2O2 oxidize?

The oxidizing activity of hydrogen peroxide results from the presence of the extra oxygen atom compared with the structure of water. This extra oxygen atom is described as a “peroxidic oxygen” and is otherwise known as “active oxygen.”

Why is H2O2 a good oxidizing agent?

The single bond between the two oxygen atoms is weak, so that H2O2 readily fragments into either H and HO2 or two OHs. Either way, the resulting species are free radicals, which means they are very reactive, and this makes H2O2 a very powerful oxidising agent.

Which one of these possess both oxidising and reducing properties?

HNO3 (Nitrous acid) acid acts as an oxidising, reducing agent and has complex formation properties.

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When H2O2 acts as a reducing agent the expected product is?

Hydrogen peroxide acts as a reducing agent in all the reactions where its oxygen atoms (-1 oxidation state) are turned into O2 (zero oxidation state).

Is H2O2 oxidation?

The oxidation number of O in compounds is usually -2, but it is -1 in peroxides. The oxidation number of H is +1 For two H atoms, the sum is +2. H2O2 has no charge, the total oxidation number of the two O atoms must be -2. The oxidation number of one oxygen atom must be -1.

What is H2O2 reduced to?

-2
H2O2 + 2H+ + 2e → 2H2O The solution remains colourless as H2O2 and H2O are both colourless. This is a reduction reaction as the oxidation number of O decreases from -1 in H2O2 to -2 in H2O. A decrease in oxidation number corresponds to reduction.

What happens when hydrogen peroxide oxidizes?

It is unstable and decomposes (breaks down) slowly to form water and oxygen gas. This process happens slowly in most cases, but once opened a bottle of hydrogen peroxide will decompose more rapidly because the built-up oxygen gas is released.

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When H2O2 is reduced the product is?

H2O2 + 2H+ + 2e → 2H2O The solution remains colourless as H2O2 and H2O are both colourless. This is a reduction reaction as the oxidation number of O decreases from -1 in H2O2 to -2 in H2O.