activated vs reactive

activated and reactive both are adjectives.

Word	Noun	Adjective	Verb	Adverb
activated	No	Yes	No	No
reactive	No	Yes	No	No

activated (adjective)	reactive (adjective)
rendered active; e.g. rendered radioactive or luminescent or photosensitive or conductive	participating readily in reactions
(military) set up and placed on active assignment	reacting to a stimulus
(of e.g. a molecule) made reactive or more reactive
(of sewage) treated with aeration and bacteria to aid decomposition