(i)

H2O2 is acting as an oxidizing agent in the reaction. Hence, it is a redox reaction.

(ii) H2O2(aq) is acting as a reducing agent in the acidic medium, thereby oxidizing MnO4-(aq)
Hence, the given reaction is a redox reaction.
(iii)

The reactions in which a compound reacts with water to produce other compounds are called hydrolysis reactions. The given reaction is hydrolysis.
(iv)

The reactions in which a compound reacts with water to produce other compounds are called hydrolysis reactions. The given reaction represents hydrolysis of AlCl3.
(v)

The reactions in which a compound reacts with water to produce other compounds are called hydrolysis reactions. The given reaction represents hydrolysis of Ca3N2.