chemical science vs inert

chemical science is a noun but inert is not a noun.

Word	Noun	Adjective	Verb	Adverb
chemical science	Yes	No	No	No
inert	No	Yes	No	No

chemical science (noun)	inert (noun)
the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions

chemical science (adjective)	inert (adjective)
	slow and apathetic
	unable to move or resist motion
	having only a limited ability to react chemically; chemically inactive