$1 \ mL$ of $H_2O_2$ solution gives $10 \ mL$ of $O_2$ at $NTP$. It is ................ vol. $H_2O_2$.

In which of the following reactions does hydrogen peroxide act as a reducing agent?

$A$ $30 \%$ solution of hydrogen peroxide is

When $H_{2}O_{2}$ is shaken with an acidified solution of $K_{2}Cr_{2}O_{7}$ in the presence of ether, the ethereal layer turns blue due to the formation of

In which of the following compounds is a peroxide bond present?

$A$ sample of $H_2O_2$ solution has a volume of $100 \, cm^3$ and it produces $1000 \, cm^3$ of $O_2$ gas at $STP$. What is the volume strength of the given $H_2O_2$ sample?