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Plutonium is a chemical element; it has symbol Pu and atomic number 94. It is a silvery-gray actinide metal that tarnishes when exposed to air, and forms a dull coating when oxidized. The element normally exhibits six allotropes and four oxidation states. It reacts with carbon, halogens, nitrogen, silicon and hydrogen. When exposed to moist air, it forms…
The analysis highlights Characters, History and Applications as prominent areas in the source structure around Plutonium.
Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.
Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.
High-confidence facts extracted from structured source data. Use them as anchors for further research.
Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.
Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.
The extracted context around Plutonium shows recurring relationship patterns in the source. For example, Plutonium → Alsos Digital Library, American Scientists, Archived, Argonne National Laboratory, August, Bhadeshia, Challenges, Chemical, Chemistry, Dangers, Discover Magazine, End, Fabrication, February, Federation, History, IEER, II, Lawrence Livermore National Laboratory, Lee University Another extracted example is Plutonium → According, Ambio, As, Carl Johnson, Cold War, Denver, Each, Edward Martell, EPA, Exposures, FBI, Hanford, In, Large, Much, Prevailing, Pu, Radioactive, Rocky Flats, Rocky Flats Plant. Use these groups to spot repeated connection types before inspecting the individual relationships.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
nuclear element used uranium fission plutonium-239 form first also metal reactors decay isotopes atomic neutrons half-life found radiation years weapons
TTTA extracted 386 structured relationships around Plutonium. Examples in this analysis include Plutonium → (near r.t.) → 20.26 g/cm3 α-244 Pu and Plutonium → 236Pu → synth. The table shows each extracted connection, where it came from and its confidence.
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Plutonium | (near r.t.) | 20.26 g/cm3 α-244 Pu | 1.00 | infobox |
| Plutonium | 236Pu | synth | 1.00 | infobox |
| Plutonium | 238Pu | trace | 1.00 | infobox |
| Plutonium | 239Pu | trace | 1.00 | infobox |
| Plutonium | 240Pu | trace | 1.00 | infobox |
| Plutonium | 241Pu | synth | 1.00 | infobox |
| Plutonium | 242Pu | synth | 1.00 | infobox |
| Plutonium | 244Pu | trace | 1.00 | infobox |
| Plutonium | Allotropes | see Allotropes of plutonium | 1.00 | infobox |
| Plutonium | Appearance | silvery white, tarnishing to dark gray in air | 1.00 | infobox |
| Plutonium | at T (K) | 1756 | 1.00 | infobox |
| Plutonium | Atomic number (Z) | 94 | 1.00 | infobox |
| Plutonium | Atomic radius | empirical: 159 pm | 1.00 | infobox |
| Plutonium | Block | f-block | 1.00 | infobox |
| Plutonium | Boiling point | 3505 K (3228 °C, 5842 °F) | 1.00 | infobox |
| Plutonium | CAS Number | 7440-07-5 | 1.00 | infobox |
| Plutonium | Covalent radius | 187±1 pm | 1.00 | infobox |
| Plutonium | Crystal structure | monoclinic (mP16) | 1.00 | infobox |
| Plutonium | Density (at 20° C) | 19.85 g/cm3 α-239 Pu | 1.00 | infobox |
| Plutonium | Discovery | Glenn T. Seaborg, Arthur Wahl, Joseph W. Kennedy, Edwin McMillan (1940–1941) | 1.00 | infobox |
| Plutonium | Electrical resistivity | 1.460 µΩ⋅m (at 0 °C) | 1.00 | infobox |
| Plutonium | Electron configuration | [Rn] 5f6 7s2 | 1.00 | infobox |
| Plutonium | Electronegativity | Pauling scale: 1.28 | 1.00 | infobox |
| Plutonium | Electrons per shell | 2, 8, 18, 32, 24, 8, 2 | 1.00 | infobox |
| Plutonium | Group | f-block groups (no number) | 1.00 | infobox |
| Plutonium | Heat of fusion | 2.82 kJ/mol | 1.00 | infobox |
| Plutonium | Heat of vaporization | 333.5 kJ/mol | 1.00 | infobox |
| Plutonium | Ionization energies | 1st: 584.7 kJ/mol | 1.00 | infobox |
| Plutonium | Lattice constants | a = 0.6183 nm b = 0.4822 nm c = 1.0964 nm β = 101.79° (at 20 °C) | 1.00 | infobox |
| Plutonium | Magnetic ordering | paramagnetic | 1.00 | infobox |
The concept neighborhoods around Plutonium bring nearby vocabulary together. In this analysis, examples include Nuclear, Used and Fuel. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
For Plutonium, one of the stronger structural bridges in this analysis connects Plutonium with Characteristics. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
TTTA analyzes the structure around Plutonium to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Characters, History & Applications, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
Source: Wikipedia — Plutonium · EN edition · Analysis: TopicsToTalkAbout