chemical science vs reversible

chemical science and reversible both are nouns.

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

chemical science (noun)	reversible (noun)
the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions	a garment (especially a coat) that can be worn inside out (with either side of the cloth showing)

chemical science (adjective)	reversible (adjective)
	capable of reversing or being reversed
	capable of being reversed or used with either side out
	capable of assuming or producing either of two states
	capable of being reversed