atomic number 35 vs bromine

atomic number 35 and bromine both are nouns.

Word	Noun	Adjective	Verb	Adverb
atomic number 35	Yes	No	No	No
bromine	Yes	No	No	No

As nouns, atomic number 35 and bromine are synonyms defined as:

atomic number 35 and bromine: a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water

Other synonyms of atomic number 35 include Br.

atomic number 35 (noun)	bromine (noun)
a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water	a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water