Arrange the following in the increasing order of reactivity towards aldol condensation reaction

Arrange the following metals in the increasing order of reactivity.

Arrange the above in the decreasing order of reactivity towards HBr:

Arrange the above in the decreasing order of reactivity towards HBr :

Write Aldol condensation reaction.

Arrange the following in the increasing order of their reactivity towards addition of HCN : Acetone , acetaldehyde , benzaldehyde , acetophenone

Arrange the following in the decreasing order of reactivity towards electrophilic substitution is

Arrange the following compounds in order of their reactivity toward