indium vs atomic number 49

indium and atomic number 49 both are nouns.

Word	Noun	Adjective	Verb	Adverb
indium	Yes	No	No	No
atomic number 49	Yes	No	No	No

As nouns, indium and atomic number 49 are synonyms defined as:

indium and atomic number 49: a rare soft silvery metallic element; occurs in small quantities in sphalerite

Other synonyms of indium include In.

indium (noun)	atomic number 49 (noun)
a rare soft silvery metallic element; occurs in small quantities in sphalerite	a rare soft silvery metallic element; occurs in small quantities in sphalerite