Unbibium (Ubb)
Superactinideप्रमाणित अणुभार
उपलब्ध नाहीइलेक्ट्रॉन संरूपण
[Og] 5g² 8s²द्रवणांक
उपलब्ध नाहीउत्कलनांक
उपलब्ध नाहीघनता
उपलब्ध नाहीऑक्सिडीकरण अवस्था
उपलब्ध नाहीविद्युतऋणता (पॉलिंग)
उपलब्ध नाहीआयनीकरण ऊर्जा (पहिली)
उपलब्ध नाहीशोधाचे वर्ष
उपलब्ध नाहीअणुत्रिज्या
उपलब्ध नाहीUnbibium is the temporary systematic name for element 122, an undiscovered superheavy element. It is expected to lie beyond oganesson in the region often called the superactinides, where strong relativistic effects and the proximity of 5g, 6f, 7d, and 8p orbitals make simple periodic trends uncertain. No isotope has been confirmed, and all chemical and physical descriptions are theoretical.
This element has not been synthesized or experimentally confirmed. All listed physicochemical properties are calculated, extrapolated, or model-dependent.
No macroscopic sample of unbibium has ever existed. Its color, density, melting point, and crystal structure are unknown. Any description of a metallic appearance would be an extrapolation from neighboring heavy elements, not an observation.
Unbibium has no confirmed commercial, technological, medical, or industrial use. If produced, it would be made atom by atom for nuclear-physics and superheavy-element research, chiefly to test models of shell stabilization, decay modes, and chemical periodicity at very high atomic number. Any proposed application beyond research is speculative because no isotope is known to be available in measurable quantity or with useful longevity.
No compound of unbibium has been prepared or detected. Calculations generally treat it as a superactinide whose valence electrons may be strongly affected by relativistic orbital shifts, so its chemistry may not follow a simple lighter congener. Oxidation states such as +2, +4, or higher states have been considered in theoretical work, but their relative stability is model-dependent. Hypothetical halides or oxides, for example UbbF₄ or UbbO₂, should be regarded as predicted species only.
The safety profile of unbibium is not experimentally known. Any isotope that could be made would be radioactive, and expected handling would occur only in shielded accelerator and radiochemical facilities at atom-at-a-time quantities. External radiation, decay products, and contamination control would dominate practical risk assessment. Chemical toxicity cannot be measured without isolable amounts.
There is no confirmed natural occurrence of unbibium on Earth, and it has no observed environmental cycle. Predicted half-lives for reachable superheavy isotopes are not compatible with persistent environmental reservoirs, though exact values are isotope-dependent and theoretical until discovery. Any atoms produced artificially would decay in controlled laboratory systems rather than enter ordinary environmental pathways.
Unbibium has no commodity market, production industry, or recoverable resource base. A confirmed synthesis would require a heavy-ion accelerator, specialized target materials, and detection of a few decay events, not bulk manufacture. Supply would be limited by beam time, target availability, reaction cross sections, and the lifetimes of produced nuclei. Recycling and substitution are not meaningful economic categories for an element that has not been isolated and has no practical demand.
Unbibium has not been identified in stars, meteorites, cosmic rays, or planetary materials. Superheavy nuclei near this region may be discussed in models of rapid neutron-capture nucleosynthesis or an island of nuclear stability, but no confirmed astrophysical abundance is known. If any such nuclei form naturally, they are expected to be extremely rare and short-lived on cosmic timescales.
- Unbibium is a systematic placeholder name, not a discovery name.
- No isotope of element 122 has been accepted as discovered.
- Its position belongs to the predicted superactinide region.
- Relativistic effects are expected to be central to its chemistry.
- Any chemical formula containing Ubb is hypothetical.
- It has no known biological role or practical supply chain.
प्रतिमा
गुणधर्म
भौतिक
उपलब्ध नाही
रासायनिक
- इलेक्ट्रॉन आसक्ती
- 0.3 eV
- इलेक्ट्रॉन संरूपण
- [Og] 5g² 8s²
उष्मागतिक
उपलब्ध नाही
केंद्रकीय
- प्रोटॉन
- 122 सर्व घटकांच्या प्रोटॉन ची तुलना करा →
- ज्ञात समस्थानिके
- 0 सर्व घटकांच्या ज्ञात समस्थानिके ची तुलना करा →
- स्थिर समस्थानिके
- 0 सर्व घटकांच्या स्थिर समस्थानिके ची तुलना करा →
- नैसर्गिक आढळ
- आढळलेले नाही
विपुलता
उपलब्ध नाही
सुरक्षितता
- किरणोत्सारी
- होय
स्फटिक संरचना
उपलब्ध नाही
इलेक्ट्रॉन संरचना
- प्रत्येक कवचातील इलेक्ट्रॉन
- 2, 8, 18, 32, 34, 18, 8, 2 सर्व घटकांच्या प्रत्येक कवचातील इलेक्ट्रॉन ची तुलना करा →
ओळखचिन्हे
- CAS क्रमांक
- 54576-73-7 सर्व घटकांच्या CAS क्रमांक ची तुलना करा →
इलेक्ट्रॉन संरूपण भाकीत केलेले
——या आयनासाठी इलेक्ट्रॉन संरूपणाची माहिती उपलब्ध नाही.
अणुप्रतिमान
समस्थानिकांमुळे न्यूट्रॉन संख्या, वस्तुमान आणि स्थैर्य बदलते — विद्युतदृष्ट्या उदासीन अणूचे इलेक्ट्रॉन संरूपण बदलत नाही.
उपलब्ध नाही
योजनात्मक अणुप्रतिमान, प्रमाणानुसार नाही.
अणूची विशिष्ट ओळख
उत्सर्जन / शोषण वर्णपट
समस्थानिक वितरण
स्थिर समस्थानिके नाहीत.
| वस्तुमानांक | अणुवस्तुमान (u) | नैसर्गिक विपुलता | अर्धायुष्य |
|---|
अवस्था / स्थिती
अवस्थेविषयी माहिती उपलब्ध नाही
उपलब्ध नाही
अवस्थेविषयी माहिती उपलब्ध नाही