The dihedral angles in gaseous and solid phases of $H_2O_2$ molecule respectively are

$Hydrogen$ $peroxide$ is reduced by:

Hydrogen peroxide converts manganese $(II)$ hydroxide rapidly into ' . . . . . . ' in alkaline medium. Which of the following compounds is suitable for filling in the blank?

The volume strength of perhydrol is

In which of the following is a peroxy bond present?

Complete the following chemical reactions.
$i$. $PbS_{(s)} + H_2O_{2_{(aq)}} \rightarrow$
$ii$. $MnO_{4_{(aq)}}^{-} + H_2O_{2_{(aq)}} \rightarrow$
$iii$. $CaO_{(s)} + H_2O_{(g)} \rightarrow$
$iv$. $AlCl_{3_{(s)}} + H_2O_{(l)} \rightarrow$
$v$. $Ca_3N_{2_{(s)}} + H_2O_{(l)} \rightarrow$
Classify the above into $a$. hydrolysis,$b$. redox,and $c$. hydration reactions.