Forbitalien

Forbitalien is a fictional chemical element used in speculative science discussions and science fiction. It is described as a superheavy metal with atomic number 168 and the symbol Fb, though no such element has been observed or confirmed in reality. The name is used to emphasize its extreme rarity and theoretical status.

In most depictions, forbitalien would exhibit very high density and a melting point surpassing that of known metals. Relativistic effects in its electron shells are often invoked to explain unusual oxidation states and bonding behavior, ranging from highly covalent to predominantly metallic. Its isotopes are typically portrayed as highly unstable, with half-lives that vary by model from minutes to days.

The element is not believed to occur in nature; any production in fiction or thought experiments is imagined through advanced fusion reactions in specialized facilities or exotic astrophysical events.

Potential implications in speculative contexts include energy storage, compact radiation shielding, and novel catalytic or superconducting properties. Narrative treatments often hinge on scarcity, cost, and safety concerns arising from its radioactivity and synthesis challenges.

Because forbitalien is a fictional construct, there is no experimental evidence to confirm its existence, and descriptions vary between sources.