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  • Hydrogen Peroxide Corrosiveness to Metal

Hydrogen Peroxide Corrosiveness to Metal

On the Corrosive Properties of Hydrogen Peroxide to Metals
Substances in the world have different properties and different effects on metals. Hydrogen peroxide is active, and its influence on metals cannot be ignored.

Hydrogen peroxide has the ability to oxidize. When it encounters metals, it often undergoes chemical changes. Many metals, such as iron and copper, are easily eroded when they encounter hydrogen peroxide. Iron is a common metal. Under the action of hydrogen peroxide, the surface gradually rusts, the color changes, and the texture is also damaged. This is due to the strong oxidation of hydrogen peroxide, which increases the valence of iron and causes it to rust.

The reason for its corrosion is due to the special molecular structure of hydrogen peroxide. It contains peroxygen bonds, is active in nature, and is easy to decompose into active oxygen atoms. This active oxygen atom has the power to seize electrons, and the electrons of metal atoms are easily taken away, thereby triggering the oxidation of metals, which is the beginning of corrosion.

Another study shows that environmental factors also affect the corrosiveness of hydrogen peroxide to metals. When the temperature increases, the corrosion rate accelerates. Due to the rise in temperature, the molecular movement intensifies, the decomposition of hydrogen peroxide accelerates, and the number of active oxygen atoms increases, and the reaction with metals is more severe. Humidity also plays a role. In humid environments, electrolyte solution films are easy to form on the metal surface, which interact with hydrogen peroxide to accelerate the corrosion process.

And different metals have different resistance to hydrogen peroxide corrosion. Precious metals such as gold and platinum are weakly corrosive due to their stable chemical properties and stable outer electronic structure, and hydrogen peroxide is difficult to react with. Active metals such as magnesium and aluminum are more susceptible to corrosion when exposed to hydrogen peroxide due to their easy loss of electrons.

In summary, hydrogen peroxide is indeed corrosive to metals and is affected by its own properties, environmental factors and metal types. In practical applications, if it involves the coexistence of metals and hydrogen peroxide, it is necessary to consider carefully and take protective measures to ensure the integrity of the metal material and avoid damage to it and affect the use.