The oxide that gives hydrogen peroxide $H_2O_2$ on treatment with a dilute acid $H_2SO_4$ is:

Which one of the following reactions represents the oxidising property of $H_2O_2$?

Fenton’s reagent is

$A$ commercial sample of hydrogen peroxide is labeled as $10$ volume. What is its percentage concentration approximately (in $\%$)?

Which substance cannot be reduced by ${H_2O_2}$?

The strength in volumes of a solution containing $30.36 \ g/L$ of $H_2O_2$ is