tantalumi
Tantalumi is a fictional element that does not exist in the known periodic table. Therefore, there is no scientific information or verifiable data available about its properties, discovery, or uses. As an imagined element, any description or characteristic attributed to tantalumi would be purely speculative or part of a fictional narrative. If tantalumi were a real element, it would have an atomic number, atomic mass, and specific chemical and physical properties defined by scientific principles. Without such a basis, discussions of tantalumi remain in the realm of imagination.