Arrange following compounds in decreasing order of reactivity for hydrolysis reaction

Arrange the following compounds in the decreasing order of reactivity for hydrolysis reaction :

Arrange the following metals in the decreasing order of reactivity:

Consider the following compounds : The decreasing order of reactivity towards hydrolysis by aqueous NaOH is :

Arrange the following compounds in order of their reactivity toward

Arrange oxides of chlorine in decreasing order of reactivity.