chemical science vs basic

chemical science and basic both are nouns.

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

chemical science (noun)	basic (noun)
the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions	(usually in the plural) a necessary commodity for which demand is constant

chemical science (adjective)	basic (adjective)
	pertaining to or constituting a base or basis
	of or denoting or of the nature of or containing a base
	reduced to the simplest and most significant form possible without loss of generality
	serving as a base or starting point