User:Sandbh
We choose [these things], not because they are easy, but because they are hard, because [they] will serve to organize and measure the best of our energies and skills
Subsection breaks on talk pages
The guidance is at WP:Talk_page_guidelines#Technical_and_format_standards.
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- https://www.isbn.org/ISBN_converter
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- Wikipedia:Manual of Style/Layout § Order of article elements.
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Wikipedia articles
Astatine Heavy metals Metalloid
Allotropes of boron ♦ Block (periodic table) ♦ Dividing line between metals and nonmetals ♦ Electron affinity (data page) ♦ Fluorine ♦ Lead ♦ Light metal ♦ List of alternative nonmetal classes ♦ List of aqua-ions and their hydroxo- and oxo- derivatives in aqueous solution ♦ List of metalloid lists ♦ Metalloid (nomenclature origin and usage) ♦ Nonmetal ♦ Metal ♦ Nitrogen ♦ Noble metal ♦ Periodic table ♦ Periodic table (crystal structure) ♦ Post-transition metal (with thanks to Double sharp) ♦ Properties of nonmetals (and metalloids) by group ♦ Properties of metals, metalloids and nonmetals ♦ Toxic heavy metal ♦ Types of periodic tables
Publications etc
Last updated Apr 9
| 2013 | Which elements are metalloids? Journal of Chemical Education. 90, 12, 1703–1707, doi:10.1021/ed3008457. Citations: 67; Views: 2,449 |
| 2017 | Group 3 for IUPAC: I. User:Sandbh/Group 3, lodged Jan 11th |
| 2018 | Iyer S.: As sesquicentennial occurs, debate on arrangement of periodic table continues. Daily Bruin. November 21st, with quotations and contributions from Eric Scerri, PJ Stewart, and RE Vernon |
| 2019 | Reader comment, Miller JS 2019, Viewpoint: Metalloids—An electronic band structure perspective. Chemistry: A European Journal. 25, 48, 11177, doi:10.1002/chem.201903167 |
| 2019 | Group 3 for IUPAC: II, lodged Oct 11th |
| 2020 | Organising the metals and nonmetals. Foundations of Chemistry. 22, 2, 217−233. Accesses: † 21,581; citations: 11 |
| 2020 | The location and composition of Group 3 of the periodic table. Foundations of Chemistry. 23, 2, 155–197, Accesses: † 22,325; citations: 20 |
| 2020 | Cao C, Vernon RE, Schwarz WEH, & Li J, Understanding periodic and non-periodic chemistry in periodic tables. Frontiers in Chemistry. Accesses: 22,602; ‡ citations: 36 |
| 2021 | Group 3 for IUPAC: III, lodged November 3rd |
| 2022 | ACS Spring Technical Program, March 23, "Which elements are metals and nonmetals(?)", virtual presentation, doi:10.1021/scimeetings.2c00137 |
| 2023 | The location and composition of Group 3: A follow-on examination 302 views; 345 downloads; 10 recommendations§ |
| 2024 | Hydrogen over helium: A philosophical position, Foundations of Chemistry, 26, 1, 15–36. Accesses: 239; citations: 2 |
| ongoing | Internet database of periodic tables, 144 contributions |
† SpringerLink + Researchgate
‡ Frontiers Media + Researchgate
§ Researchgate
In progress
On the bench in my workshop
Wikipedia related
- Essay: A young person’s guide to 1RY, 2RY, and 3RY sources
Chemical elements related
- Metal—finish the rewrite; submit to WP:FAC
- Which elements are noble metals(?): Ru, Rh, Pd, Ag; Os, Ir, Pt, Au, with Ag as an outlier given its greater reactivity.
- Periodic table—review
- Eh?
Under a dustcover
- Nonmetal
- Representative and transition element group names
- The periodic table family tree; the n, n + 10 relationship; and Group 3
Subpages
- Nonmetal redraft (old)
- Quotes from the literature (nonmetals)
- Sandbox
- User:Sandbh/Nonmetal_rfc
- User:Sandbh/Alternate_periodic_tables_redraft
Useful links
- User:Double sharp/Group 3 sources
- Eric Scerri lecture Mar 1, 2022, Univ. of New Hampshire
- Semimetal electron density
- Thermodynamics and the group 3 question