technetium vs Tc

technetium and Tc both are nouns.

Word	Noun	Adjective	Verb	Adverb
technetium	Yes	No	No	No
Tc	Yes	No	No	No

As nouns, technetium and Tc are synonyms defined as:

technetium and Tc: a crystalline metallic element not found in nature; occurs as one of the fission products of uranium

Other synonyms of technetium include atomic number 43.

technetium (noun)	Tc (noun)
a crystalline metallic element not found in nature; occurs as one of the fission products of uranium	a crystalline metallic element not found in nature; occurs as one of the fission products of uranium