Wikipedia:WikiProject Elements/Long-term topics/sandbox

v t e WP:ELEMENTS: Long-term topics
Isotopes: WikiProject Isotopes is now incorporated into WikiProject Elements (see Archive 21) Metalloids, categorisation, including the categorising of astatine (2013; archive 15) Reclassifying nonmetals (2017/2018; archive 35 et al.) The location and constitution of Group 3 of the periodic table Group 3 constitution (2017; Periodic table/archive 9) Group 3 (tyranny of blocks; arguments) (2018; archive 33) commons: Category:Periodic table, Category:Periodic tables using the enwiki classifications A conclusive argument for group_3, ... (Dec 2018–Mar 2019; Archive 38). A follow up is in #IUPAC and Group 3 (bifurcation), see also this PT (Apr 2019) Archive #42, #44, #46, #48: The location and constitution of Group 3 of the periodic table (Dec 2019–Aug 2020) For inspiration AQ {{PT by article quality}} Periodic table ("... I love the design ... ^_^") WP:Signpost: interview 2011, 2013