Bohrium - Wikiparency

# Bohrium ## 🧊 Bohrium · 3D (three.js) <iframe src="https://wikitube-elements.netlify.app/?el=Bh&embed=1" width="100%" height="620" frameborder="0" style="border:0;border-radius:12px;overflow:hidden" allowfullscreen loading="lazy" title="The Elements 3D microsim - Bohrium"></iframe> *Bohrium in the live three.js Elements explorer — drag to orbit the atom, click any tile to compare, slide the temperature.* · [▶ open full](https://wikitube-elements.netlify.app/?el=Bh)  !Bohrium plate.svg *Plate 107 of 118 - animated Bohr shells, stylized per Madelung filling; engraving style per house Arcanity kit.* ## Microsim To Do *Claimable rows, house pattern. Real Wikipedia articles only.* - [[Bohr_model|Bohr model]] - the foundational atomic theory Niels Bohr created - [[Quantum_mechanics|Quantum mechanics]] - the field Bohr pioneered - [[Bismuth|Bismuth]] - target nucleus for Bohrium creation - Chromium-54 - accelerated projectile in Bohrium synthesis ## Links (Wikipedia order)  `Aaldert_Wapstra` · `Actinide` · [[Actinium]] · `Adsorption` · `Albert_Ghiorso` · `Alkali_metal` · `Alkaline_earth_metal` · [[Alpha_decay]] · [[Aluminium]] · [[Americium]] · [[Antimony]] · [[Argon]] · [[Arsenic]] · [[Astatine]] · `Atomic_nucleus` · `Atomic_number` · `Atomic_radius` · `Australian_National_University` · [[Barium]] · [[Berkelium]] · [[Beryllium]] · [[Beta_decay]] · [[Bismuth]] · `Bismuth-209` · `Block_(periodic_table)` · `Bloomberg_Businessweek` · [[Boron]] · `Boron_group` · [[Bromine]] · `CAS_Registry_Number` · [[Cadmium]] · [[Caesium]] · [[Calcium]] · [[Californium]] · [[Carbon]] · `Carbon_group` · [[Cerium]] · `Chalcogen` · 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Infobox grounded in [Wikipedia: List of chemical elements](https://en.wikipedia.org/wiki/List_of_chemical_elements), fetched 2026-07-08. Full article: [Wikipedia: Bohrium](https://en.wikipedia.org/wiki/Bohrium).  ## Key facts (infobox) | | | |---|---| | Symbol - Z | Bh - 107 | | Group - Period - Block | 7 - 7 - d-block | | Atomic weight (Da) | [270] | | Density (g/cm3) | (26-27) | | Melting - Boiling (K) | - - - | | Electronegativity (Pauling) | - | | Crustal abundance (mg/kg) | - | | Origin | synthetic | | Phase (STP) | unknown | | Name origin | Niels Bohr | *Bracketed weights are the mass number of the most stable isotope; values in parentheses are predictions (per the source table).* ## Story Bohrium was first synthesized in 1981 at the GSI Helmholtz Centre for Heavy Ion Research in Darmstadt, Germany, through the bombardment of bismuth-209 with chromium-54 ions. The element is named for Niels Bohr, the Danish physicist who formulated the complementary principle and created the foundational model of the atom—the Bohr model that made quantum mechanics conceivable. Bh-270 has a half-life of approximately 61 seconds [model-prior - verify], one of the shortest-lived elements in this batch, making its study an exercise in nuclear detection rather than chemistry. Bohrium begins group 7 of period 7, in the superheavy region where relativistic effects dominate atomic behavior to such an extent that the periodic table's classical chemical patterns dissolve [model-prior - verify]. Its predicted chemistry would resemble rhenium if periodic trends held, but at this atomic number, the electron orbitals are moving near the speed of light, and conventional chemistry is meaningless [model-prior - verify]. Bohrium exists as a fleeting nuclear decay product. The naming honors the architect of quantum theory itself. Bohr's vision made the atom knowable; his complementarity principle made paradox productive. In naming Bohrium, the canon recognizes that the synthetic elements are not chemistry—they are nuclear theory made manifest, nuclei so heavy that only the relativistic quantum realm, the domain Bohr helped found, can describe them. ## Corpus connections - R.E.A.C.T.I.O.N. - the Chemistry hub - Centers of Excellence Portal - [[Technetium|Technetium - the element made before found]] - the canon's patron - and Technitium, the School - [Niels Bohr](https://en.wikipedia.org/wiki/Niels_Bohr) - founder of quantum mechanics and complementarity principle ## Vocational-Technical Semiotics The element speaks the canon's shared signs: the periodic table cell (Bh, group 7, period 7), isotope notation, and hazard pictograms ghs where handling demands it. ## Sources Infobox: [en.wikipedia.org/wiki/List_of_chemical_elements](https://en.wikipedia.org/wiki/List_of_chemical_elements) (fetched 2026-07-08); etymology per the same table's notes. Story sources to be added at enrichment. ## Navigation - Canon: Elements Canon index - neighbors by Z: [[Seaborgium|Seaborgium (106)]] - [[Hassium|Hassium (108)]] - R.E.A.C.T.I.O.N. - Centers of Excellence ## Wikipedia : Wikitube **Strict pair:** [Wikipedia](https://en.wikipedia.org/wiki/Bohrium) : [Wikitube](https://en.wikitube.io/wiki/Bohrium) ## Previous hub tags Tree parents: [[Helium]] · [[Hydrogen]] · [[Oxygen]]. Legacy hubs: none. --- *Sources: 1 legacy note. Minted wave 1, 2026-07-30 (v1.6 order).*