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Ion Electron Method

What is gram ...

Question

What is gram equivalent weight of hydrogen peroxide as reductant?

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Solution

As reductant hydrogen peroxide oxidises to oxygen. $H_{2} O_{2 \to} O_{2}$
The change in oxidation number is 2
The molar mass=34g
Gram equivalent weight of $H_{2} O_{2} = \frac{34}{2} = 17 g$
Equivalent weight=152

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