Tantalum ndi chinthu chachitsulo. Imapezeka makamaka mu tantalite ndipo imakhala ndi niobium. Tantalum ali ndi kuuma kwapakati komanso ductility. Ikhoza kukokedwa mu filaments kupanga zojambula zopyapyala. Mphamvu yake yowonjezera kutentha ndi yaying'ono kwambiri. Mankhwala abwino kwambiri, kukana kwa dzimbiri, angagwiritsidwe ntchito popanga ziwiya zotulutsa nthunzi, ndi zina zotero, zitha kugwiritsidwanso ntchito ngati ma elekitirodi, ma electrolysis, ma capacitors ndi okonzanso machubu apakompyuta.
Mapepala athu a niobium ndi ozizira ndipo amatsekedwa ndi zitsulo zochepetsera kuti zitsimikizire kuti zitsulo zili bwino. Pepala lililonse limawunikiridwa mozama pamiyeso, kumaliza kwapamtunda, ndi kusalala.