interrogative vs declarative

interrogative and declarative both are nouns.

Word	Noun	Adjective	Verb	Adverb
interrogative	Yes	Yes	No	No
declarative	Yes	Yes	No	No

interrogative (noun)	declarative (noun)
a sentence of inquiry that asks for a reply	a mood (grammatically unmarked) that represents the act or state as an objective fact
some linguists consider interrogative sentences to constitute a mood

interrogative (adjective)	declarative (adjective)
relating to the use of or having the nature of an interrogation	relating to the use of or having the nature of a declaration
relating to verbs in the so-called interrogative mood	relating to the mood of verbs that is used simple in declarative statements