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Phosphorus is a chemical element; it has symbol P and atomic number 15. All elemental forms of phosphorus are highly reactive and are therefore never found in nature. Elemental phosphorus can be prepared artificially, the two most common allotropes being white phosphorus and red phosphorus. With 31P as its only stable isotope, phosphorus has an…
The analysis highlights Characters, History, Applications and Art as prominent areas in the source structure around Phosphorus.
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.
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The extracted context around Phosphorus shows recurring relationship patterns in the source. For example, Phosphorus → ACS Symposium Series, American Chemical Society, An Interdisciplinary Approach, Apple Academic Press, Applications, Astrobiology, Chemistry, Christopher, Classics, Corbridge, CRC Press, Critical Care, DC, Dhupa, Elizabeth, Enrique, Francois, Frank, Fundamentals, Hamilton Another extracted example is Phosphorus → According, AI, As, Authority, Average Requirement, Collectively, Dietary Reference Intake, Dietary Reference Values, EAR, EARs, EFSA, For, Generally, In, Institute, IOM, Medicine, Population Reference Intake, PRI, RDA. Use these groups to spot repeated connection types before inspecting the individual relationships.
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phosphate white also used compounds production rock form red acid known use phosphoric states produced forms oxidation matches process calcium
TTTA extracted 338 structured relationships around Phosphorus. Examples in this analysis include Phosphorus → 31P → 100% and Phosphorus → 32P → trace. The table shows each extracted connection, where it came from and its confidence.
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Phosphorus | 31P | 100% | 1.00 | infobox |
| Phosphorus | 32P | trace | 1.00 | infobox |
| Phosphorus | 33P | trace | 1.00 | infobox |
| Phosphorus | Allotropes | white, red, violet, black and others (see Allotropes of phosphorus) | 1.00 | infobox |
| Phosphorus | Appearance | white, red and violet are waxy, black is metallic-looking | 1.00 | infobox |
| Phosphorus | at T (K) | 279 | 1.00 | infobox |
| Phosphorus | at T (K) | 455 | 1.00 | infobox |
| Phosphorus | Atomic number (Z) | 15 | 1.00 | infobox |
| Phosphorus | Block | p-block | 1.00 | infobox |
| Phosphorus | Boiling point | white: 553.7 K (280.5 °C, 536.9 °F) | 1.00 | infobox |
| Phosphorus | Bulk modulus | white: 5 GPa red: 11 GPa | 1.00 | infobox |
| Phosphorus | CAS Number | 7723-14-0 (red) 12185-10-3 (white) | 1.00 | infobox |
| Phosphorus | Covalent radius | 107±3 pm | 1.00 | infobox |
| Phosphorus | Crystal structure | α-white: body-centred cubic (bcc) (cI232) | 1.00 | infobox |
| Phosphorus | Crystal structure | black: orthorhombic (oS8) | 1.00 | infobox |
| Phosphorus | Density (near r.t.) | white: 1.823 g/cm3 red: ≈2.2–2.34 g/cm3 violet: 2.36 g/cm3 black: 2.69 g/cm3 | 1.00 | infobox |
| Phosphorus | Discovery | Hennig Brand (1669) | 1.00 | infobox |
| Phosphorus | Electron configuration | [Ne] 3s2 3p3 | 1.00 | infobox |
| Phosphorus | Electronegativity | Pauling scale: 2.19 | 1.00 | infobox |
| Phosphorus | Electrons per shell | 2, 8, 5 | 1.00 | infobox |
| Phosphorus | Group | group 15 (pnictogens) | 1.00 | infobox |
| Phosphorus | Heat of fusion | white: 0.66 kJ/mol | 1.00 | infobox |
| Phosphorus | Heat of vaporisation | white: 51.9 kJ/mol | 1.00 | infobox |
| Phosphorus | in the Earth's crust | 5.2 (silicon = 100) | 1.00 | infobox |
| Phosphorus | Ionisation energies | 1st: 1011.8 kJ/mol | 1.00 | infobox |
| Phosphorus | Ionisation energies | 2nd: 1907 kJ/mol | 1.00 | infobox |
| Phosphorus | Ionisation energies | 3rd: 2914.1 kJ/mol | 1.00 | infobox |
| Phosphorus | Ionisation energies | (more) | 1.00 | infobox |
| Phosphorus | Lattice constant | a = 1.869 nm (at 20 °C) | 1.00 | infobox |
| Phosphorus | Lattice constants | a = 0.33137 nm b = 1.0477 nm c = 0.43755 nm (at 20 °C) | 1.00 | infobox |
The concept neighborhoods around Phosphorus bring nearby vocabulary together. In this analysis, examples include White, Red and Phosphate. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
For Phosphorus, one of the stronger structural bridges in this analysis connects Phosphorus with Overview. 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 Phosphorus to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Characters, History, Applications & Art, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
Source: Wikipedia — Phosphorus · EN edition · Analysis: TopicsToTalkAbout