sodium carbonate vs soda

sodium carbonate and soda both are nouns.

Word	Noun	Adjective	Verb	Adverb
sodium carbonate	Yes	No	No	No
soda	Yes	No	No	No

As nouns, sodium carbonate and soda are synonyms defined as:

sodium carbonate and soda: a sodium salt of carbonic acid; used in making soap powders and glass and paper

Other synonyms of sodium carbonate include sal soda, soda ash, washing soda.

sodium carbonate (noun)	soda (noun)
a sodium salt of carbonic acid; used in making soap powders and glass and paper	a sweet drink containing carbonated water and flavoring
	a sodium salt of carbonic acid; used in making soap powders and glass and paper